Olympus OM-1 Operating Instructions

INSTRUCTIONS

DESCRIPTION OF CONTROLS

Refer to pages in parentheses for detailed explanations of each part.
Mirror Lock-up Lever
Rewind Release Lever
(P. 10)
Shoulder Strap Eyelet
Self-Timer
Preview Button
(P. 29)
(P. 17)
(P. 16)
Standard Lens
1
DESCRIPTION OF CONTROLS
The design of the OLYMPUS OM-1 lets you see every camera
control from the top.
Shutter Speed Ring
Lens Release Button
FP and X Flash Selector
Flash Synchronization
Socket
Rewind Knob
/Camera Back Release
Rewind Crank
(P. 11)
(P. 16)
(P. 26)
(P. 26)
(P7•P10)
(P. 10)
(P.17)
Depth of Field Scale
(P.11)
Aperture Ring
(P.15)
Focusing Ring
(P.
16),
Lens Mount Ring
(P.16)
Body Mount Ring
(P.12)
AS A Film Speed Dia l Film Speed Dial
(P. 12)
Release Button
(P.19)
Shutter Release
Button/Cable
Release Socket
Meter Switc h Lever
Hot Shoe Socket
(P. 13)
(P. 26)
(P.9)
Exposure Counter
(P. 9)
Film Advance Lever
2
Film Take-Up Spool
Viewfinder Eyepiece
Rewind Shaft
(P.8)
Camera Back
(P.30)
Release Pin
(P.30)
Camera Back
Film Pressure Plate
Film Cartridge Pressure Spring
Film Chamber
(P. 7)
Film Guide Pins (2)
Shutter Curtain
Guide Pin Hole
(P.23)
Battery Chamber
Motor Drive Socket Cap
Tripod Socket
(P. 7)
(P.8)
(P. 11)
(P.23)
(P.23, 26)
(P. 8)
Dual Sprocket
Motor Coupling Terminal
3

TABLE OF CONTENTS

On
OM-1
Description
Specifications
Short Course of Instructions Inserting
Loading Front
Operating the Film Advance Lever 9 The Unloading
Making Double Exposures Setting the Shutter Speed Ring . .
Setting the Aperture Ring Setting the ASA Film Speed Di al .
The
Metering
Setting
Focusing
Changing
of
Controls
......
............
the
Battery
the
Film
Lens
Cap
Exposure
the
System
the
Exposure
...............
the
Lens
........
..........
...........
Counter Film
.......
........
.......
........
........ .
1
5
...
7
7
7
9
....
....
12
13
15
16
12
10
10 11
11
Infrared
Depth
Preview
6
Depth Holding Interchangeable Focusing Screens . 20 Motor Drive Photography
Operation
Operation of Basic Motor Drive
Flash Setting
Locking
Changing the Camera Back Questions Care
Photography
of
Field
Button
of
Field
the
Package
Photography
the
up the
and
and
Storage
.......
Scale
........
...........
...........
Camera
of
Winder 1 .......
........
..............
.........
Self-Timer
Answers
Mirror
.......
.......
......
..........
....
....
17
17
17
18 19
22
23
26 29
29
31 32
21
30
On OM System
Zuiko Interchangeable Lens Group 33
Table of Interchangeable Lenses. . 35
Interchangeable Lens Group Units 37
Motor
Drive
Motor Finder
Flash
Drive
Group
Photo
Group
Units
Group
and
.........
.........
Units
......
.........
38
41
43
45
Flash Photo Group Units ..... 48
Macrophotography Group ..... 51
Macrophotography Units ..... 54
Photomicrography Group ..... 59
Photomicrography Units ..... 62
Chart of Photographic Ranges . .
Phototechnical Phototechnical
Case
Group
Case
Units
Group Units
.......
........
.............
..............
64
65
68 69 69
4

SPECIFICATIONS

Specifications subject to change witho ut notice.
System:
Camera Type:
Fil m Format:
Standard Lenses:
Lens Mount:
Minimum Focusing Distance:
Lens Accessory Size: Shutter: Self-Timer:
Exposure Measurement:
Exposure Range:
Battery: Film Speed Range:
Viewfinder:
Viewfinder Magnification:
Viewfinder Apparent Field View
Focusing Screens:
Reflex Mirror:
Flash Contacts: Flash Synchronization:
Hot Shoe Socket:
Film Advance: (Manual)
(Motor Drive)
Exposure Counter: Film Rewinding:
Camera Back:
Dimensions & Weights:
OLYMPUS OM SYSTEM.
35mm Single Lens Reflex with focal plane shutter.
24mm x 36mm.
50mm F1.8 F Zuiko Auto-S 6 elements in 5 groups. 50mm F1.4 G Zuiko Auto-S 7 elements in 6 groups. 55mm F1.2 G Zuiko Auto-S 7 elements in 6 groups. OLYMP US OM Mount, bayonet type, rotation angle 70°, flange back 46mm.
45cm (17 3/4") with all standard lenses.
49mm threaded for F1.8 an d F1.4 lenses; 55mm threaded for F1.2 lens.
Focal plane shutter, ring mounted control, with speeds from 1 to 1/1000 second plus B:
4—12 second delay lever type; can be stopped and reset after actuation. Two highly sensitive CdS cells located on either side of the eyepiece provide through-the-lens
open aperture light measurement. Zero-method wit h needle vi s i b l e in viewfinder. On-Off Switch
located atop camera.
EV 2—17 (ASA 100 with F1.4 standard lens).
1.35 volt mercury battery (Eveready or UCAR EPX625, Mallory PX625, or equivalent)
ASA 25-1600.
Pentaprism type wide-vision finder shows 97% of actual picture field; Interchangeable focusing
screens; Visible exposure meter needle.
0.92X
at
infinity
with
standard
50mm
lens.
23° 30' & 35°.
1-13 Microprism/split image-matte type provided. Interchangeable with any of 12 additional screens.
Oversize, quick return type with mirror lock-up control. FP·X switch type contact.
With electronic flash (X ) 1 to 1 /60 sec. With class "M" bulbs ( X) 1 to 1/15 sec. With class "F" bulbs (X ) 1 t o 1/15 sec. With focal plane bulbs (FP) 1/60 to 1/1000 sec.
Built-in. Easy to attach Accessory Shoe 1 available.
Ratc het t ype film advance. May be advanced in one stroke or several short strokes for a total of
150° rotation, pre-advance angle 30°. Built-in prevention against double advance with double
exposure override capability.
With Motor Drive 1 unit attached, single-frame and continuous advance at speed of 5 frames
per second (at exposures above 1/500 sec., wit h fresh batteries and at normal temperature and
humidity). Progressive type from "S" (Start) to 36 and "E" (End). Counter automatically resets to "S''
when camera back is opened.
Rewind crank with automatic-resetting rewind rel eas e lever. Removable hinge type. Interchangeable with Recorda ta Back 1 and 250 Film Back 1.
With F1.8 lens:
136mm x 83 mm x 81mm (5-3/8" x 3-1/4" x 3-3/16") : 680 gr. (24.0 oz.)
With F1.4 lens: 136mm x 8 3mm x 89mm (5 -3 / 8" x 3-1/4" x 3-1/2") : 740 gr. (26.1 oz .)
With F1.2 lens: 136mm x 83mm x 97mm (5-3/8" x 3-1/4" x 3-13/16") : 820 gr. (28.9 oz.)
Body only:
136mm x 83mm x 50mm (5-3/8" x 3-1/4" x 2") : 510 gr. (18.0 oz.)
5

SHORT COURSE OF INSTRUCTIONS

(R efe r to each page for detailed operating instructions.)
Load the camera (see page 7). Make sure the battery has been properly inserted and that the
camera back is closed tightly.
Look through the viewfinder.
Compose and focus. Set the prop-
er exposure (see pages 13, 14, 15).
Set ASA Film Speed (see page 12 ).
Take the picture (see page 19).
Hold the camera steady and re­lease the shutter with a slow,
steady pressure.
6
Advance the film until the figure "1" appears in the exposure coun-
ter window (see page 9).
After the entire film has been exposed, rewind the film back
into the cartridge (see page 10).

INSERTING THE BATTERY

LOADING THE FILM

FRONT LENS CAP

The OLYMPUS OM-1 is supplied with a 1.35V mercury battery (JIS H-D type) to power its through-the-lens exposure metering system. It will last approxi­mately one year depending upon use and must be replaced with an Eveready (UCAR) EPX625, Mallory PX625
or equivalent. Substitutes must not be
used. (NOTE; The exposure meter stops
functioning when the battery runs out. To prolong battery life, make sure the Meter Switch Lever is in the "OFF" position when the camera is not in
use.) To insert the battery:
1) Insert the edge of a coin into the
cap of the battery chamber and turn
counter-clockwise until the cap has
been removed.
1. Open the camera back.
Pull up on the rewind knob. A slight resistance may be felt before the
camera back snaps partially open.
2) Place the battery in the battery
chamber making sure the positive side
(+) is facing out. The exposure meter does not function if the battery is
inserted incorrectly.
3) Replace the cap tightly.
7
2. Load the cam era.
Insert a film cartridge in the film
chamber and push the rewind knob
back into its original position. It may
be necessary to turn the rewind knob slightly before it will lock securely in
place.
3. Attach the film end to the take-up
spool.
Draw out the film leader and insert it into one of the slots in the film take-up
spool. Make sure the film is evenly
placed between the film guide pins.
Be careful not to permit the film leader to protrude out of the opposite slot
when inserted into the spool.
4. Advance the film.
Advance the film using the film ad­vance lever. Make sure that the film perforations engage on the sprockets
on both sides.
5. Close the camera back.
Close the camera back until it clicks
in t o place.
7. Check the exposure counter win­dow.
Advance the film and depress the shutter
release button.
Advance
the
film once more until "1" appears in the exposure counter window. The
rewind knob will rotate in a counter­clockwise direction indicating that the film is advancing properly.
To attach or remove the fro nt lens cap, press the spring-loaded lens cap retain-
ing clips on either side of the cap. The
cap then fits easily over the accessory
thread of the lens.
6. Tighten the film.
After closing the cover, fold out the rewind crank and turn it slowly in a
clockwise direction until a slight resist-
ance
is
felt.
This
will
take
up any
slack
in t he film.
8

OPERATING THE FILM ADVANCE LEVER

THE EXPOSURE COUNTER

In one stroke the film advance lever:
1) advances the film one full frame,
2) advances the exposure counter, 3) cocks the shutter, 4) sets the in-
stant return mirror, 5) activates the automatic diaphragm mechanism and
6) activates double advance and
double exposure prevention mecha-
nism.
Refer to page 21 for Motor Drive Photography.
To advance the film:
1) Gently pull the film advance lever
away f rom the camera body.
2) Advance the lever to the right as
far as it will go. This can be ac-
complished in a single stroke or in multiple short strokes.
9
The exposure counter is designed to indicate the total number of frames exposed on the film. Each time the film is advanced by the film advance lever, the exposure counter auto­matically adds one frame to the total. The counter is indexed in even num­bers up to 36 plus "S" (start) and "E"
(end). For easy reference, "S", "E",
and numbers 12, 20 and 36 are indi­cated in gold.
Whenever the camera back is opened, the exposure counter automatically
returns to "S".

UNLOADING THE FILM

When the entire roll of film has been
exposed (indicated by numbers 12, 20 or 36 on the exposure counter depend­ing o n film length), rewind th e film.
1) Turn the rewind release lever coun-
ter-clockwise until the red line is
opposite the "R".

MAKING DOUBLE EXPOSURES

Should you wish to make more than one exposure on the same frame:
1) After taking the first exposure, turn the rewind knob slowly in a clockwise direction until it stops to take o ff any
slack
in the film.
2) Turn the rewind release lever coun­ter-clockwise until the red line is opposite the " R".
2) Fold out the rewind crank and wind it in the direction of the arrow. During the rewind procedure you will feel tension on the crank. When it turns fr e e the film has been completely rewound back into the cartridge.
3) Hold both the rewind knob and
rewind
release them from turning and advance the film advance lever. The shutter will
then be cocked for the next exposure
of the frame, without the film being advanced.
4) Depress the shutter release button
with a slow, steady pressure.
5) After completing the multiple ex-
lever
firmly
10
to
prevent
3) Open the camera ba ck b y pulling up
on the rewind crank and remove the film cartridge. Keep camera and film
out of direct sunlight.
IMPORTANT: Do not force the film advance lever if the film has been fully exposed. If there is some resistance, rewind the film to prevent tearing.
posure, cover the lens with a lens cap, advance the film and shoot a blank
frame to avoid overlapping.
You can make as many multiple ex­posures as you like by repeating the above procedure. With each exposure on the same frame (the exposure
counter adds one), the likelihood of
slippage is increased. Practice is re-
quired in order to obtain good results.

SETTING THE SHUTTER SPEED RING

SETTING THE APERTURE RING

The length of time that light is allowed to strike the film is controlled by the focal plane shutter. The shutter con­sists of two opaque "curtains" which travel across the opening and allow light
to
reach
the film. coordinated movement of these cur­tains determine in frac tion s of a second the exposure time for your picture.
For example, 1000 on the shutter
speed ring indicates 1/1000 of a second
and 60 indicates 1/60 of a second. The
figure 1 indicates one full second. The B (Bulb) setting is used fo r longer time
exposures. A t this setting the shutter will remain open as long as the shutter
release button is held down. For ex-
posures less than 1/30 of a second, it is
advisable to use a cable release, tripod or other steadying devices to avoid
The
speed
and
camera movement which can result in blurred or fuzzy pictures.
To set the shutter speed turn the
shutter speed ring in either direction until the desired number clicks into place opposite the reference dot on the lens barrel. Set the ring only at click-
stop positions as no in-between settings
can be used. Shutter speeds may be set
before
or
after
advancing
NOTE: Speeds from "B" to "60" are indicated on the ring in blue as an easy reference to "X" flash synchroniza­tion.
11
the
film.
The amount of light allowed to strike the film is represented by "F" numbers or "F" stops engraved on the aperture ring. The higher the F number, the
smaller
opening (more light). When setting the aperture ring you can use either the click-stop positions or any in-between settings to obtain precise exposure.
All lenses in the OLYMPUS OM SYS-
TEM (other than specialized lenses)
control allowing you to focus and compose maximum aperture or "wide open." The diaphragm will au t omatically stop down to the preselected F stop at the moment of exposure and immediately
re-open when exposure is completed.
the
lens
opening
lower the number, the larger the lens
provide fully automatic diaphragm
your
picture with
(less light);
the
lens
the
at

SETTING THE ASA FILM SPEED DIAL

THE METERING SYSTEM

Setting the correct ASA film speed on
the camera is one of the most impor-
tant factors in determining exposure.
In order to obtain properly exposed
pictures, the correct ASA film speed
must be set on the ASA film speed
dial. To set the dial:
1) Pull the film advance lever slightly
away from the camera body.
2)
Press
the
film
speed
button and turn the film speed dial until the ASA rating for the film being used is opposite the black line engraved
on the outer ring of the shutter release button.
3)
Release
that the dial is securely in place and
the
button
dial
making
release
sure
does not move.
12
The OLYMPUS OM-1 incorporates a
built-in, wide-open exposure metering
system which uses two highly sensitive
CdS cells with one postioned on each side of the eyepiece. These cells meas­ure the actual amount of light enter in g
the lens, placing the greatest emphasis at the center of the picture area. Measurements are taken with the lens diaphragm at maximum aperture (wide open) allowing you to take full advan­tage of a brighter viewfinder when focusing and composing your picture. The OM-1 metering system operates as above with all OM System camera lenses (except a few special lenses) regardless of the focal length, filters,
etc.

SETTING THE EXPOSURE

Exposure Meter Needle
Exposure Meter Index
Activating the Meter
The OLYMPUS OM-1 metering sys tem is directly coupled to the shutter speed ring, aperture ring and ASA film speed dial.
To activate the meter, move the meter
switch lever at the top of the camera to
the "ON" position. To prolong battery
life, it's a good idea to return the lever
to the "OFF" position when the cam-
era is not in u se.
Preselecting the Shutter Speed
Should you wish to select a shutter speed to meet a specific photographic situation (for example, to stop fast action, eliminate camera shake, etc.):
1) Turn the shutter speed ring until the desired speed is opposite the red reference dot on the camera lens.
2) Look through the viewfinder and turn the aperture ring until the needle
lines up in the center of the index. For fine exposure adjustment you can use any intermediate F stop position on
the aperture ring.
3) If the needle will not align proper-
ly, select a new shutter speed. To
correct over-exposure (+), try a faster
speed; to correct under-exposure (–),
try a slower speed.
13
Preselecting the F Stop
Should you wish to preselect the F stop (for example, to control depth of field for greater creative impact):
1) Turn the aperture ring until the desired F stop is opposite the white index mark at the front of the lens barrel.
2) Look through the viewfinder and rotate the shutter speed ring until the needle lines up as close as possible to the center of the index. Make sure that
shutter speed meets the other require-
ments of th e situation.
3) Make the final exposure adjustment
by turning the aperture ring slightly
until the needle aligns exactly in the
center of the index.
Making Intentional Over- or Under-
exposures
You can make intentional over- or under-exposures to meet special light­ing requirements (such as backlighting, sidelighting, etc.) by using the central index in the viewfinder as a guide. When the needle swings towards the
(+) position, it indicates over-exposure. When it swings towards (–), it in­dicates under-exposure. The exact F stop-n e e dle relationship is shown in the above diagrams.
Caution in Low-light Exposure
Metering
The meter's e x po s ur e range is EV2—17
(ASA 100 with F1.4.) The combina-
tions listed below indicate the lowest measurable limit in dealing with dark subjects.
Below
this
limit
or
with
the
meter switch at OF F, when the aperture ring or shutter speed ring is rotated, the
needle might sometimes swing but the meter will not work.
Lens
50mm F1.8 50mm F1.4 55mm F1.2
F/Stop
Fully open Fully open Fully open
Shutter Speed
1/2 sec 1/2 sec 1/2 sec
Stop-down Exposure Readings
When using the OM-1 in conjunction with the extension tubes, bellows or
the Zuiko Shift Lens it is necessary to
take meter readings with the lens stop-
ped down. After setting the desired
aperture on the aperture ring, stop
the lens diaphragm down and look
through the viewfinder. Rotate the
shutter
speed
ring
until
the
needle aligns within the center of the index. (See the instructions on Preselecting the F Stop, page 13.)
Special Exposure Techniques
1) Backlighting and Sidelighting When the most important area of the picture is much darker than the general picture
area
(strong
light
hitting
the main subject from behind or from the side)
the
meter
will
have a tendency
to
read the brightest part of the picture leaving the main subject under-exposed.
To compensate for this, move in
towards the subject until most of the subject image appears in the viewfinder and take your meter reading. After
setting the exposure, return to your original position to take the picture. If this procedure cannot be followed, you can obtain approximately the same results by simply opening your lens one full F stop over the indicated meter reading. (NOTE: With back­lighting or sidelighting, it's always a good idea to use a lens hood to eliminate unwanted glare.)
2) Strong Frontlighting and Deep Shadows When taking a picture of a bright subject against a dark background
(spotlights, deep shadow areas, etc.) the meter has a tendency to read the darkest part of the picture leaving the
main subject over-exposed. To com­pensate for this use the same procedure for setting exposure as outlined for
backlighting. You can also approxi-
mate the proper exposure by holding your position and closing the lens down one full F stop from the indi­cated meter reading.
14

FOCUSING

The OLYMPUS OM-1 comes equipped
with
the
standard
Focusing
Screen
1-
13 (microprism/split image-matte
type) which is designed to make focus-
ing quick and easy. To focus, look through the camera viewfinder and turn the
focusing until split vertical lines of the subject image in the rangefinder are aligned or
ring
in
either direction
the "shimmering effect" of the micro­prisms disappears. If you are focusing on the matte area, the subject is in
focus when the image is sharp.
* You can determine the distance be-
tween the subject and the film plane by reading the distance scale on the focusing ring after you achieve critical
focusing. The actual distance is indi-
cated opposite the red central index mark on the lens mount ring; the white scale indicates this distance in meters
In focus
Microprism
Rangefinder Spot
Matte Field
and the orange scale indicates this dis-
tance in feet.
15
Out of focus
The OM-1 viewfinder takes in 97% of
the actual picture area for added con­venience when composing your pic­tures.

CHANGING THE LENS

Lens Release Button
Meter Coupling
Lens Mount Ring
Depth of Field Preview Button
Automatic Diaphragm Lever
To mount the lens, grasp the lens firmly and align the red dots on the lens flange and the camera mount ring. Turn the lens clockwise until it locks in
place.
The
lens
release button
will spring up and you will hear a positive "click"
when
the
lens
has
been
fully
engaged. Do not apply pressure to the
lens release button during the mount­ing
procedure.
This will
assure
proper coupling between the lens and the meter.
16
The bayonet mount of the OLYMPUS OM-1 allows you to change lenses
quickly and easily.
To detach the lens, press down on the lens release button and turn the lens
counter-clockwise. Grasp the lens firm­ly and remove it from the camera body. Protect your lens and camera! Always attach the front and rear lens caps when the lens is removed from the
camera to prevent any possibility of
damage. Never leave the camera body in direct sunlight with the lens re­moved and, if you plan to store the
camera without the lens, the use of a
bo dy cap is recommended.
INFRARED PHOTOGRAPHY/DEPTH OF FIELD SCALE/PREVIEW BUTTON
The OM System lenses are provided with an infrared index mark engraved
in red on the depth of field scale to the right of the reference dot. When shoot-
ing with infrared film, focus normally on your subject without the red filter on and read the subject distance on the distance scale. Then, turn the focusing
ring to the right until the distance
reading is opposite the infrared index mark. Your lens will then be in focus for average infrared photography. Shoot with the red filter on. In the above picture the re d index is set at i nfin ity.
The double series of numbers engraved on the depth of fie ld scale represents F stops: F4, F8 and F16. Onc e you have focused on your subject, all objects within the distance range indicated on the lens distance scale between the marks for the F stop you have selecte d will have acceptable sharpness. For example, in the above picture the
camera-to-subject distance is 3m (10ft)
and the lens is set at F16. If you read
the distance scale at the points op-
posite the engraved "16" on both sides
of the reference dot, you will find that the depth of field is from 1. 9m (6ft) to
7m (23ft). The depth of field can be visually verified by pressing the depth of field preview button.
17
When you wish to see which objects fall within the acceptable zone of sharpness (depth of field), press the preview button on your lens. The diaphragm of the lens will stop down to the preset F stop enabling you to see the depth of field in the camera
viewfinder.
* If you jerk the preview button while
depressing the shutter button half-
way down, the shutter might get
released. Gently push and release the preview button to avoid accidentally
releasing the shutter.

DEPTH OF FIELD

Depth of fie ld is the are a of acceptable
sharpness in front of and behind t he
subject in focus. This depth is deter-
mined by the F stop you have selected
and the distance from the subject in focus to the film plane. As you get
closer to your subject or as you open
your lens (e.g. from F22 to F2.8) the depth of field becomes shallower. By
stopping your lens down (e.g. from
F2.8 to F22) or getting farther away
from your subject this depth of field or zone of acceptable sharpness can be
increased. Another factor in determining depth of field is the focal length o f your lens. As a rule the shorter the focal length, the greater the zone of acceptable sharp­ness. The longer the focal length, the shallower this zone becomes.
The table above shows that when the
camera-to-subject distance is 3m (10ft),
the depth of field at F16 ranges fr om
1.93m ( 6f t) to 6.93m (23ft).
Depth of Field Table (F1.8 & F1.4 Standard Lenses) Circle of least confusion 1/30 mm
F1.8 (1/1000 sec.)
F16
(1/30
sec.)
18

HOLDING THE CAMERA

Proper camera handling is important in assuring the sharpest possible pictures.
Holding th e Camera Horizontally
Keep both elbows close to the body, to steady the camera.
Putting the Camera into Operation
The aperture ring, focusing ring and shutter speed
ring are so arranged as to enable one hand opera-
tion right up to the moment the shutter is released.
Hold your breath at the moment of shutter release.
Transport the film advance lever with your right
thumb and squeeze the release button smoothly using the cushion, not the tip, of your index
finger.
Holding the Camera Vertically
For vertical shooting, keep one elbow close to your body and press the camera tightly against
your forehead.
NOTE: Steady yourself against any nearby sup-
port (such as a tre e, fence, or wall) whenever pos -
sible.
NOTE: For telephotography, or slow shutter speed photography, it is recommended that you use a tripod and hold the camera steady with
you r hands.
19
INTERCHANGEABLE
FOCUSING SCREENS
(Handle with extreme care.)
List of Optional Focusing Screens
The OM System interchangeable fo-
cusing screens provide you with the ultimate in focusing versatility. Op­tional screens are available to suit virtually every picture-taking situation.
The
focusing
special tool. To remove the focusing
screen: a) Detach the camera lens from the
camera body (see p. 16).
b) Use the special tool provided to
push up on the release catch under­neath the top ledge of the mirror box (see the photo above). This
allows the screen and screen frame
to drop down.
c) Remove the screen from inside the
camera by gripping the tip of the
screen with the tool as shown.
d) To install the screen, fit it in the
screens
come
with
a
frame and push the frame upward gently until it clicks into place. Gently shake the camera body to make sure the screen is held secure­ly in place.
IMPORTANT: Although the above
procedure could be done with fingers,
it is recommended that you use the
special tool supplied. Changing focus-
ing screens is a procedure to be han-
dled with great care. Trying to change
screen with your fingers can result in
fingerprints and costly damage to the surface of the screen, the prism, or the mirror. Should this occur, cleaning or
repair MUST be handled by an author­ized service center. Such damage is not covered by the product warranty.
20
* See page 44 for details. (Specifications subject to change without notice.)

MOTOR DRIVE PHOTOGRAPHY

Motor Drive has many exciting re­creational, professional and scientific
applications including sports photo-
graphy, action portraits, copying litera-
ture, wildlife photography and time-
lapse photography.
By automatically advancing the film and cocking the shutter, the motor
drive not only frees the photographer from the burden of manually advanc­ing the film, but also allows him to shoot a series
of
pictures
that
might otherwise be lost through the time­consuming manual method.
The Motor Drive package is sp ecifically
tailored to the compact size of the Olympus OM-1. Extremely small and lightweight, the Motor Drive 1 mounts directly to the camera base creating
one of the most compact and ma-
neuverable
able. Although reduced in size and
weight, the OM System Motor Drive
motor
drive
systems avail-
Group excels in performance. The bas­ic Motor Drive package can provide operation up to 5 frames per second in optimum conditions*, has single re­lease capability and offers motor drive
sequence applications over a wide
range of shutter speeds.
21
The following instructions (pp. 23-25)
are for the basic motor drive system
consisting of the Olympus OM-1, Motor
Drive 1, and M.18V Control Grip 1 or M.15V Ni-Cd Control Pack 1.
*Optimum conditions: Maximum framing types of films and batteries, etc. The word optimum implies such conditions in which sequence filming is made at normal temperatures at shutter speeds of 1/500 of a second and faster, using the M. 18V Control Grip 1 containing
fresh superpower manganese batteries. Cartridges with smooth film moving
must al so be used.
rate
varies
with
temperatures,

OPERATION OF WINDER 1

Attaching the Winder 1
Remove the motor drive socket cap.
Remove the motor drive socket cap from the camera base plate by rotat­ing it counter-clockwise with a coin until the index dot on the cap is
aligned with the index dot on the
camera. To replace the cap, align the index
dot on the cap with the index dot on
the camera, and turn the cap clock­wise with a coin until the index dot on the camera is aligned with the groove on the cap.
(The removed motor drive cap can be stored in the socket cap storage posi­tioned on the underside of the battery holder compartment.)
Pull up and rotate the switch dial to
the "OFF" position.
Attach the Winder 1
Remove the M.6V Battery Holder 1
from inside t he winder, insert four 1.5 V
penlight battery holder, and put it back into the compartment.
the guide pin hole on the camera base
plate. To assure proper con n ection, ad-
just the position of the Winder 1 until
it is flush with the camera. Turn the
clamping screw clockwise until the Winder 1 is securely attached to the
camera base plate.
The Winder 1, designed primarily for
single-frame shooting, operates on
four self-contained AA batteries and
is extremely compact and light. The unit advances the f ilm and cocks the
(AA)
size
batteries
Insert the motor drive guide pin into
22
into
the
Taking the pictures
Pull up and rotate the switch dial
to the "SINGLE" position.
Press the shutter release.
shutter as soon as exposure is made (wind-on time—0.3 sec.), so that the photographer can always be ready to freeze the subject at the right moments.

OPERATION OF BASIC MOTOR DRIVE PACKAGE

Attaching the Motor Drive 1
Remove the motor drive socket cap.
(See page 22, left column.)
IMPORTANT:
* Always store the socket cap in the
same place to avoid loss.
* After removing the motor drive from the camera, be sure to replace the socket cap to keep the camera fr ee of dust and
Attach the Motor Drive 1 in the same
manner as with the Winder 1. (See page
22, middle column.)
dirt, and to prevent the possibility of stray light e nte rin g the socket and fog-
ging the film.
* Do not remove the socket cap when
you do not use the motor drive.
23
Attaching the M. 18V Control Grip
Remove the M. 18V Battery Holder
1, insert twelve 1.5V penlight (AA) size
batteries into th e battery holder, and
re-insert the battery holder into the
Cont rol Grip.
Align the red index line on the rear of the control grip with the red index line on the rear frame of the motor drive unit until the mounting catch is en­gaged.
Carefully push the control grip for-
ward
until
it
snaps
into
the
front
of the
motor drive.
*Voltage Requirement: DC 18V with
"AA" (penlight) size batteries, or DC
12V—16V with external power sources
of large potentiality in conjunction
with relay cords.
Attaching the M. 15V Ni-Cd Control
Pack 1
Prior to use, the Control Pack should be checked to insure that it has been ade­quately charged. If its charge is inade-
quate, us e the M. 15V Ni-Cd Charger.
Aligning the red index lines of the Motor
Drive 1 and the Contr ol Pack, engage the mount catch. Then push the Control Pack forward and upward until it snaps on the motor drive, then clamp securely.
Photography with the Motor Drive
Units
Using the M. 18V Control Grip 1
Unlock the shutter release lock lever
on the Control Grip by moving it for-
ward and upward.
* The lever is provided to lock the shutter release on the Control Grip for safety sake in general or when a relay cord is used.
Turn th e mode selec tor on the Con-
trol Grip to either "SINGLE" or "SE-
QUENCE". Set the mode selector to
the "OFF" position when the Motor
Drive 1 is not in use.
* At "SINGLE", exposure is possible
at all shutter speeds from 1 sec. to
1/1000 sec.
At "SEQUENCE", exposure is possible at al l sh utter speeds except B. and 1 sec.
24
You may use either the shutter re-
lease
on the
Control
ter release on the Motor Drive 1 to trig-
ger the shutter. It is generally more con­venient to use the shutter release on the Control Grip when the camera is held in
Grip
1 or the
shut-
the horizontal position and the shutter release on the Motor Drive 1 when the
camera is held in the vertical position.
Using the M. 15V Ni-Cd Control Pack 1
Slide the shutter release lock but­ton on the Control Pack to the unlock position.
* The button is provided to lock the shutter release on the Control Pack for
safety sake in general or when a relay
cord is used, etc.
Pu ll an d turn th e mo de selector until
it clicks to either "SINGLE" or "SE-
QUENCE".
In either mode, available shutter speeds are the same as those with the Control Grip. (See page 24, middle column.)
You may use either the shutter re-
lease on the Control Pack 1 or the shut­ter release on the Motor Drive 1 to trig­ger the shutter. It is generally conven-
ient to use the shutter release on the
Motor Drive 1 and the shutter release on the Contr ol Pack 1 fo r use with the 250
Film Back 1.
25
Loading the Film
Always try to load your camera after the motor drive has been attached. This eliminates even the remotest pos­sibility of light leak through the motor drive socket. If this is not possible,
attach the Motor Drive unit in a dimly­lit area.

FLASH PHOTOGRAPHY

Electronic flash or bulbs may be used to
soften shadows in daylight conditions a s well as to provide artificial illumination
when available light is inadequate for
proper exposure.
Your choice of a flash unit will depend upon your individual photographic
needs, and may include the Olympus
Quick Auto 310, PS 200 Quick or PS
200.
The Accessory Shoe 1 is screwed into
the hot shoe socket on the OM-1
pentaprism housing to provide direct
contact with the clip-on type electronic
flash.
(For the selection of units, see page
45.)
Use of Electronic Flash Units
Attach the Accessory Shoe 1 to the
OM-1.
* Detach the acessory shoe when a fla sh
is not mounted on the camera (because
the shoe may come in the way during
photography), or whe n a side-mounting bracket is used to support the flash unit
(because you may feel a small elec­trical shock when touching the terminal contact of the accessory shoe).
Mount the flash unit on the camera. Slide the flash unit into the camera's accessory
* If your electronic flash unit does not have a direct contact "hot shoe", con­nect its synchro cord to the flash
shoe
as far as it
will
go.
synchro socket on the camera.
Set the camera's synchro terminal
switch (FP and X flash selector) to "X".
26
Set the shutter speed ring to a shut-
ter speed of 1/60 second or slower (all
shutter speeds indicated in blue on the
shutter speed rin g) .
Set the F stop on the aperture ring.
Auto Flash Exposure Control
Follow your flash equipment instruc­tions for the selection of F stop for automatic flash exposure control (in
case of the Quick Auto 310, one of
F4,
F5.6, F8; ASA 100).
* The TTL AUTO setting on the Quick Auto 310 is exclusively for use with the OM-2 and cannot be used with the
OM-1.
Manual Flash Exposure Control
Determine the correct F stop for proper
flash exposure by using the calculator dial or exposure table provided with
your flash equipment. You may also
determine the correct F stop by using
the following formula:
DAYLIGHT FILL-IN FLASH
Manual Flash Exposure Control
If your electronic flash unit has manual/auto flash exposure control, set it for manual operation.
Focus on your subject to determine the camera-to-subject distance.
Using the calculator dial, exposure
table, or guide number formula, deter-
mine the correct F stop for proper flash exposure at the distance you found in
Step 2. Set this F stop wit h the camer a aperture ring. In case of the Quick Auto
310, after setting the auto/manual switch dial to the "HI" position, read the F number corresponding with the planned flash-to-subject distance, using
the distance scale provided.
Turn the shutter speed ring until the meter needle centers between the over­and under-exposure index marks in the camera viewfinder.
If the shutter speed is 1/60 second or slower, you are ready to take the pic­ture. If the shutter speed is faster than 1/60 second, the flash will not fire if you attempt to t ake the picture. Th erefore,
you must readjust the exposure settings
27
as follows: a. Reset the shutter speed to 1/60 sec­ond. b. Turn the aperture ring until the me-
ter needle centers between the over- and under-exposure index marks in the cam-
era viewfinder.
c. Using the flash calculator dial, ex­posure tables, or guide number formula, determine the correct flash-to-subject
distance for the F stop now set on the
camera's aperture ring,
d. Move to this distance from the sub-
ject and re-focus or remove the flash
unit from the camera and move it only
to this distance from the subject using a
synchro cord extension to maintain
flash synchronization with the camera.
Automatic Flash Exposure Control If your electronic flash unit has
manual/auto flash exposure control, set
it for auto operation.
Set the camera's shutter speed ring
to 1/60 second.
Turn the aperture ring until the me-
ter needle centers between the o ve r - and
under-exposure index marks in the cam-
era's viewfinder.
Focus on your subject to determine
the camera-to-subject distance.
If your electronic flash unit has an
"AUTO F STOP" that corresponds with
the F stop set on your camera and if that "AUTO F STOP" will provide au­tomatic flash control within the dis­tance range you found in Step 5, you may take the picture using this "AUTO F STOP" setting on your electronic
flash unit. If these conditions are not
met, use the procedures for Manual
Flash Exposure Control. (In case of the
Quick Auto 310, determine the F
number and set the auto/manual switch dial to one of F4, F5.6 or F8;
ASA
100).
FLASHBULB PHOTOGRAPHY
Mount the Accessory Shoe 1 to th e camera and insert the shoe mount o f t h e flash unit into the accessory shoe. * If your flash unit does not have a "hot shoe" contact, plug the flash unit's
synchro cord into the synchronizing socket.
Select the proper shutter speed and
synchro setting from the table below according to the type of bulb being used
and make these settings on the camera.
Determine the correct F stop for
flash exposure by using the guide num-
ber formula. (See page 27.)
* The guide number for any flash-
bulb/film combination m a y be found o n
the flashbulb packaging.
Set the correct F stop with the cam-
era's aperture ring.
The table indicates proper synchronization speeds for most flash equipment.
Recommended;
Not recommended due to bulb quality.
28

SETTING THE SELF-TIMER

LOCKING UP THE MIRROR

The self-timer provides a method of
taking delayed action pictures allowing you to get into your own photographs.
It is also ideal for macrophotography
when a cable release is not available.
To set the self-timer:
1) Rotate the self-timer lever counter­clockwise until it stops (approximately
180°).
Make
advanced properly.
2) Turn the start lever clockwise to
the vertical position to activate the
sure
the
film
has
been
self-timer lever. The shutter will then
be released in approximately 12 sec-
onds. You can adjust the delay time between four and twelve seconds by adjusting the lever as shown above. If the film has not been advanced properly, the timer lever will stop halfway and the shutter will not fire. To re-activate the timer, move the start
lever counter-clockwise to stop the
timer lever, return the timer lever to the starting position, and advance the film. Then, turn the start lever again.
NOTE: If you do not reset the self­timer,
the
timer
lever
will
begin
moving
immediately after advancing the film and the shutter will be released earlier
th a n expected.
You may set the self-timer lever either
before or after advancing the film.
Even after setting the lever, you can
release the shutter by pressing the
shutter
release button. To stop
self-timer during its operation, turn the
the
start lever counter-clockwise.
29
To minimize camera vibration in close-
ups, reproduction work, macro-
photography and photomicrography,
you can lock the instant return mirror
in the up position to eliminate mirror shock. This is also handy in rapid sequence shooting. To lock up the mirror, compose and focus on your
subject and the n turn the mirror lock-
up lever counter-clockwise until it
stops (approximately 90°). After
shooting, always return the lock-up
lever to its original position.
NOTE: Yo u can lock up the mirror at any photographing stage — before or after advancing the film. However, do not carry the camera in direct sunlight with the mirror locked up. This can
result in damage to the shutter cur­tains.

CHANGING THE CAMERA BACK

The camera back of the OM-1 is fully
interchangeable with the Recordata Back 1 and 250 F ilm B ac k 1. To remove
the camera back, push down on the re-
lease pin as shown. Do not remove the
back unless necessary.
Recordata Back 1
The Recordata Back 1 registers data such as date, number, alphabetical code,
etc. directly on the picture.
250 Film Back 1
The 250 Film Back 1 is designed for winder or motor drive shooting; it ac­cepts a bulk loaded magazine of 250
frames. (See page 42.)
30
SOME QUESTIONS & ANSWERS
Q: My camera is loaded with film but the rewind knob doesn't rotate when I advance the film advance lever. Why?
A: The film leader may not be inserted
in the film take-up spool and the film
is not advancing properly. See pages 7
& 8.
Q: The film is not advancing. Why?
A: The shutter may be cocked and
ready to fire. Try pressing the shutter r
elease button.
If
this
is not the
case,
your film may be fully exposed. Check
the exposure counter. If you feel ten-
sion on the film advance lever, DO
NOT FORCE IT. Rewind the film. See
pages 9 & 10.
Q: The shutter release button will not
move and I can't take the picture.
Why?
A: The film advance lever may not
have been fully advanced. See page 9.
Q: The rewind crank will not turn
when I try to rewind the film. Why?
A: The rewind release lever may not be set properly. Make sure the lever is rotated until the red line is opposite the "R." See page 10.
Q: Why can't I turn the ASA film
speed dial?
A: The film speed dial release button
must be pressed before the dial can be
turned. Once the dial had been set,
release
the
button
and
make
sure
the
dial has locked into plac e. S e e page 12.
Q: Why isn't the needle in the view­finder moving?
A: First, make sure the meter switch
lever is set to the "ON" position. If the
meter is on, turn the camera towards a
bright light source. If the needle still
will not move, the battery may not be
inserted, may be inserted improperly or may be drained. Replace the battery or insert it properly. See page 7.
Q: I cannot center the exposure needle on the index. Wh y?
A: If the exposure needle will not cen­ter on the index, adjust the shutter speed or F stop until the needle is centered. To obtain proper exposure, you may use an ND (neutral density) filter w h e n the subject is too bright, or an elec­tronic flash or flash bulb when the subject is too dark.
Q: How do I take meter readings when
a bellows or extension tubes are
mounted to my camera?
A: Since lens extension devices dis­connect the automatic diaphragm mechanism between camera and lens,
readings must be taken with the lens
stopped-down. Take an exposure read-
ing using the procedure outlined on
page 14.
Q: How can I remove dust from inside the viewfinder?
A: After detaching the focusing screen,
blow away any dust with an air blower.
(See page 20.) Never wipe the surfaces
of the screens, prisms, or mirror with
cloth or paper.
Q: The microprism in the center of the
viewfinder "shimmers" and darkens.
Is that normal?
A: Yes, this is a natural phenomenon
that occurs when a lens with a maxi-
mum aperture smaller than F5 is
mounted on the camera. It also
happens with a standard lens when the
depth of field preview button is pressed. The microprism is not faulty.
Q: The viewfinder is totally dark and I
can't see anything. Why?
A: Make sure you have removed the lens cap. If the cap has been removed,
the mirror lock-up lever may be in the
up position. Return the mirror to its
operational position. See page 29.
31

CARE AND STORAGE

Q: When I touch the terminal contact of the Accessory Shoe 1 I fe el current. Why?
A: This is normal when a side-
mounting type flash unit connected to
the camera is being turned on. At this
point you are not using the accessory
shoe so it should be detached. See
page 26.
Q: The self-timer lever stopped half­way and plays idly. Why?
A: The self-timer lever stopped half
way because the film advance lever has
not been transported fully and hence
the shutter cannot be released. Turn the
start lever counter-clockwise, reset the self-timer lever to the desired time,
advance the film fully and turn the
start lever clockwise to activate. The self-timer lever plays because you for-
got to
turn
the
start
lever
to
release
the
shutter after you have set the self-timer
lever. See page 29.
Q: Can I take the pictures without the
motor drive socket cap in place?
A: No, you must replace the cap when­ever the motor drive or winder is not attached to the camera's baseplate be­cause dust and dirt may get into the socket causing malfunction and light may enter and fog the film. See page
23.
1. When you do not use the camera for
a long period of time, store it with the
shutter uncocked and turn off the self­timer and exposure meter. Keep it free from dust and moisture, and remove it
from th e case.
2. When storing the camera for a long period of time, remove the battery.
Wipe battery surfaces with a dry cot­ton cloth before re-inserting into
the camera.
3. Avoid dropping or hitting the cam­era.
4. Never store the camera where tem­peratures exceed 50°C (122°F). When
you use the camera in temperatures un-
der -20°C (- 4°F), it may sometimes fail to operate properly. To avoid this, warm the camera before use. Protect against excess moisture by using silica
gel or other desiccant.
5. After use near the ocean, wipe th e camera
surfaces
clean
with a soft
cloth; never leave salt on the camera. (Salt may be airborne near the ocean and collect on the camera even though it has not been in direct contact with water.)
6. Avoid excessive force when mount­ing on a tripod.
7. Never expose the camera to direct sunlight. Avoid areas exposed to salt
32
water, radios, TV sets, or magnets.
8. Have all repairs performed by an au­thorized OLYMPUS Service Center. You may send it directly or through the
store where you bought your camera.
9. Avoid touching the surfaces of the lens. Clean only with an air brush, anti-
static brush, or wipe it lightly with a camel hair brush or lens tissue. In EX­TREME cases, use a clean, soft cotton cloth moistened with denatured alco-
hol. NEVER rub the lens surfaces with
your finger, clothing, or other abrasive material.
10. If dust or fingerprints collect on the mirror, focusing screen, or prism, take, the camera to an authorized OLYMPUS Service Center. It needs pr ofessional at­tention.
11. Do not press the release lever at ran-
dom.
12. Do not touch any part that moves at
high speed such as the shutter, instant return mirror, diaphragm, etc.

ZUIKO INTERCHANGEABLE LENS GROUP

One of many advantages of the single lens reflex type of camera is the large
variety of interchangeable lenses avail­able. The Zuiko Interchangeable Lens
Group (designed and manufactured by
Olympus) comprises 32 lenses includ­ing those now in the course of develop­ment. Zuiko lenses have always
enjoyed a high reputation in photo-
graphic circles — new design tech-
nology has made possible a new series
of innovative, high performance lenses.
These lenses have a host of special
features including a new construction that compensates for close focus aber­rations, increased aperture ratio in the
wide angle lenses, and reduction in tele-
photo lens size and weight. The OM
System adopts 49mm filters for most
lenses from 21mm to 200mm. As p art
of the OM System design all the lenses now offer higher performance in small configurations. Olympus has produced
lenses for microscopes for many years
and the new Zuiko lenses benefit from this scientific experience. See the
"OM System Zuiko Interchangeable
Lenses" instructions for further infor-
mation.
33

TABLE OF INTERCHANGEABLE LENSES

TYPE
FISHEYE
SUPER WIDE
WIDE
STANDARD
ZOOM
TELEPHOTO
SUPER
TELEPHOTO
SPECIAL USE
INTERCHANGEABLE LENSES
ZUIKO FISHEYE
ZUIKO FISHEYE
ZUIKO MC ZUIKO ZUIKO MC ZUIKO
ZUIKO MC
ZUIKO ZUIKO MC ZUIKO
ZUIKO SHIFT
ZUIKO
ZUIKO ZUIKO
ZUIKO MC MACRO
ZUIKO MC ZOOM
ZUIKO ZOOM
ZUIKO MC ZUIKO ZUIKO MC ZUIKO ZUIKO MC ZUIKO MC ZUIKO
ZUIKO ZUIKO MC
ZUIKO MC
ZUIKO MC
ZUIKO MC MACRO
ZUIKO MC MACRO
ZUIKO MC 1:1 MACRO 80mm F4
8mm
16mm
18mm F 3 . 5 21mm F3.5 24mm F2 24mm F2.8
28mm F2
28mm F3.5
35mm F2
35mm F2.8 35mm F2.8
55mm F1.2
50mm F1.4 50mm F1.8 50mm F3.5
35-70mm F3.6
75-150mm F4
85mm F2
100mm F2 . 8
135mm F2.8
135mm F3.5 180mm F2 .8 200mm F4 200mm F5
300mm F4 .5 400mm F6.3 600mm F6.5
1000mm F11
20mm F3.5 38mm F3.5
ANGLE OF VIEW
F2.8
F3.5
(83 ° at max. shif t)
at highest mag. at highest mag. at highest mag.
180° (circle)
180°
100°
92° 84° 84°
75° 75° 63°
63°
63°
43°
47° 47°
47°
64°-
34°
3 2°-16°
29°
24°
18° 18° 14° 12° 12°
2.5°
9° 9° 9°
OPTICAL
CONSTRUCTION
ELEMENT GROUP
11–7
11–8
11–9
7–7
10–8
8–7
9–8
7–7
8–7 7–6 8–7
7–6 7–6 6–5
5–4
10–8 15–11
6–4 5–5 5–5 5–4 5–5 5–4 6–5
6–4
5–5 6–4 5–5
4–3 5–4 6–4
35
DIA­PHRAGM
AUTO. AUTO.
AUTO. AUTO. AUTO. AUTO.
AUTO. AUTO. AUTO.
AUTO.
MANUAL
AUTO.
AUTO.
AUTO. AUTO.
AUTO.
AUTO.
AUTO. AUTO. AUTO. AUTO. AUTO. AUTO. AUTO.
AUTO. AUTO. AUTO.
AUTO.
MANUAL
MANUAL
MANUAL
(Specifications subject
to change without
notice.)
2-16
2-16
2-16
4-22
2-16
4-32
5-32
4-22
MIN.
FOCUS (ft.)
0.2 m (0.7)
0.2 m (0.7)
0.25m(0.8)
0.2 m (0.7)
0.25m(0.8)
0.25m (0.8)
0.3 m(1.0)
0.3 m (1.0)
0.3 m (1.0)
0.3 m (1.0)
0.3 m (1.0)
0.45m (1.5)
0.45m (1.5)
0.45m (1.5)
0.23m(0.8)
0.8 m (2.7)
1.6 m (5.2)
0.85m(2.8) 1 m (3.3)
1.5 m (4.9)
1.5 m (4.9)
2 m (6.0)
2.5 m (8.2)
2.5 m (8.2)
3.5 m (11.5)
5 m (16.4)
11 m (36.1)
30 m (98.4)
W/Auto Bellows & PM-MT ob
W/Auto Bellows & PM-MT ob
W/Auto Bellows
MIN. PHOTO-
GRAPHIC
RANGE
30×20cm 21×14cm 23×15cm 23×15cm
27×18cm
27×18cm 21×14cm 21×14cm
21×14cm
23×15cm 24×16cm 24×16cm 72×48cm
48 72 cm 25 37.5cm
64 42cm
32 21cm
25×17cm
29×19cm 32×21cm
32×21cm
32×21cm
36×24cm
36×24cm
33×22pm
36×24cm
55×37cm
98×65cm
max. 8× 5mm min. 3 × 2mm
max. 20 × 13m m min. 6 × 4mm
max. 72 ×48mm
min. 18×12mm
F-STOP RANGE
2.8-22
3.5-22
3.5-16
3.5-16
2.8-16
3.5-16
2.8-16
2.8-22
1.2-16
1.4-16
1.8-16
3.5-22
3.6-22
2.8-22
2.8-22
3.5-22
2.8-32
4.5-32
6.3-32
6.5-32 11-45
3.5-16
3.5-16
Automatic correction mechanism against close distance abberations.
Compatible: The meter needle indicates proper expo-
sures. In the combination marked with *, microprism,
split-prism and edges of the finder darken.
Compatible: The meter needle does not give correct light readings.
WEIGHT (oz.)
640g(22.6)
180g (6.3)
250g (8.8)
180g (6.3)
280g (9.9)
180g (6.3)
250g (8.8)
180g (6.3)
240g (8.5)
180g (6.3)
310g(10.9)
310g(10.9) 230g (8.1)
170g (6.0)
200g (7.1)
400g(14.1) 440g(15.5)
260g (9.5) 230g (8.1)
360g(12.7) 290g(10.2) 700g(24.7)
510g(18.0)
380g(13.4)
1100g(38.8)
1300g(46.0) 2800g(98.8) 4000g(141.0)
70g (2.5) 90g (3.2)
200g
(7.1)
LENGTH
82mm
31mm
42mm
31mm
48mm
31mm
43mm
31mm
42mm 33mm 58mm
47mm
39mm
31mm
40mm
74mm
115mm
46mm 48mm 80mm
73mm 124mm 127mm 105mm
181mm
255mm
377mm
662mm
20mm
28mm
46mm
MAX.
DIAMETER
102mm
59mm
62mm 59mm 60mm 59mm
60mm 59mm 60mm 59mm 68mm
65mm
61mm
59mm 60mm
67mm 63mm
60mm 60mm
61mm
60mm 80mm 67mm 62mm
80mm 80mm
110mm 110mm
32mm
43mm
59mm
HOOD
— —
49 72mm Screw-in
49mm Screw-in 55mm Screw-in 49mm Screw-in
49mm Screw-in 49mm Screw-in 55mm Screw-in 51mm Slide-on 49mm Slide-on
57mm Slide-on 51mm Slide-on 51mm Slide-on
-
60mm Slide-on
Built-in
49mm Screw-in 49mm Screw-in
Built-in Built-in Built-in Built-in Built-in
Built-in Built-in Built-in Built-in
-
-
-
FILTER
Built-in Built-in
72mm 49mm 55mm 49mm
49mm 49mm 55mm 49mm 49mm
55mm 49mm 49mm 49mm
55mm
49mm
49mm 49mm
55mm
49mm 72mm
55mm
49mm
72mm
72mm 100mm 100mm
21mm Slide-on
32 mm
Slide-on
49mm
LENS
PHOTOGRAPHY
SHIFT
ASTROPHOTOGRAPHY &
MACROPHOTOGRAPHY
FOR
& ENDOSCOPIC FOR
CLOSE-UP
FOR
TELEPHOTOGRAPHY FOR
PHOTOMICROGAPHY &
MACROPHOTOGRAPHY FOR
36

INTERCHANGEABLE LENS GROUP UNITS

Filters
In general or many specialized photo­graphic fields, filters are essential to the effective rendition of photographic sub­jects. Whether in black and white or
color, filters are necessary additions to
most camera systems. In controlling contrast and eliminating unwanted haze
in black and white photography, the u se
of the correct filter often means the
difference between a good photograph and a great one. In color, where the
OM System filters are ideal f or use with OM System lenses. The use of two filters or other brand may cause vignetting.
Application
B. & W.
and
Color
B. & W.
Color
Name
Skylight
(1A)
L39
(UV)
ND2 ND4
Polariz-
in g filter
POL
Y48
(Y2)
056
(02)
R60
(R1)
A4
(81C)
B4
(82C)
Color
Colorless
Colorless
Grey Grey
-
Yellow
Orange
Red
Amber
Blue
Similar to UV filter. Eliminates ultraviolet rays. Reduces haze and bluish tones in daylight photography. Effective with color film only. May be used at all times to protect the lens.
Eliminates clear, detailed brilliance. May be used at all times to protect the lens.
Reduces the quantity of light entering the lens to 1/2 or 1/4 of th e original intensity. For use in extremely bright conditions when you wish to maintain a wide aperture.
Enables
sky in black-and-white photographs without altering other color values in the picture, and
renders blue skies darker when used with color film. Reflections are reduced to provide
better texture surface detail.
Accentuates contrast, darkens blue skies. Very effective in daylight scenes where the sky is part of subject matter. Heightens the effect of white clouds. Useful in copying documents
where line copy is blue or black on light background.
Absorbs a wider range of wavelengths from UV to dark green than the Y2 . Makes a superb rendition of the tex ture of outdoors subjects, and indoors. It brings out detail in objects yellow, brown. Used with infrared film.
Used as contrast filter to create darkened sky or in copying. Also used to penetrate haze in landscape photography for stronger contrast than an O2 filter. Used with infrared film.
For use when taking color pictures in cloudy or rainy weather. Reduces bluish tone. Designed for use when taking color pictures in early morning or late evening hours when
red rays are predominant.
balancing of the light with the film
emulsion is absolutely necessary for cor-
rect
color,
conversion
and light
ing filters are the only effective way of
achieving the desired results.
* Be careful not to use two filters simul-
taneously in order to avoid uninten-
tional cut in the periphery of a photo­graph.
Lens Hoods
Lens hoods protect against extraneous
light striking the lens and causing un-
Description
undesirable
you to
take
ultraviolet
pictures
rays
through
which
glass
or
cause
water
dull,
without
flat
balanc-
pictures.
reflections.
wanted glare. Hoods f or standard lenses are cover types and can be reversed to
provide easy storage even when the cam­era is in the case.
Camera Body Cap
Rear Lens Cap
Front Lens Caps
(49mm, 55mm, 72mm and 100mm
in diameter)
Adapter Ring 49 72 mm
A lens hood/filter mount for the 18 mm
F3.5 lens.
Diameter
Renders
Will
subject
darken
49mm
in
the
55mm
72mm
100mm
37

MOTOR DRIVE GROUP

Designed specifically to match the OM camera body, the Motor Drive Group has been reduced in size to enhance its maneuverability and ease of operation.
The Winder 1, which operates on
self-contained batteries, and the basic combination (Motor Drive 1 + M. 18V Control Grip 1, or Motor Drive 1 + M.
15V Ni-Cd Control Pack 1) are de­signed to be the smallest in the world.
Each of the handgrip type winder and motor drive, the pistol type control
grip and the flat type rechargeable
power unit provides a built-in shutter release button so that the photogra­pher can hand-hold even a 300mm
telephoto lens for shooting sports or other action subjects. A 250 exposure
roll film back and other units attach to
the OM camera body without cords. This Motor Drive Group is also a con-
venient accessory when used with
other groups for macrophotography,
photomicrography, etc. A remote
control mechanism is also available for a series of exposures taken inter­mittently in conjunction with the
M. AC Control Box, or a series of ex-
posures with bulk films.
38
CHART OF MOTOR DRIVE GROUP
M.REMOTE CORDS
1.2m/5m
M.6V POWER PACK 1
WINDER 1
EYECOUPLER
250 FILM MAGAZINE
EYECUP 1
DIOPTRIC CORRECTION LENS 1
LARGE SPOOL
M.15V Ni-Cd CONTROL PACK 1
M. 6V BATTERY HOLDER 1
MOTOR DRIVE 1
M.15V Ni-Cd CHARGER 1
250 FILM BACK 1
M.18V BATTERY HOLDER 1
M.18V CONTROL GRIP 1
40
RELAY CORD 1.2m
RELAY CORD 10m
M.AC CONTROL BOX
250 FILM LOADER
COMPARTMENT CASE L
PARTITIONED INSERT

MOTOR DRIVE UNITS

Winder 1 (with M. 6V Battery
Holder 1)
Fixed directly to the camera base tripod socket, the Winder 1 functions integral­ly with the OM camera b od y to perform
single frame shooting. The unit winds the film in approx. 0.3 sec. as soon as the exposure is made, whenever the shutter release is pressed.
Operating on self-contained 4 A A Alk a-
line batteries, it is capable of powering
approx. 50 rolls of 36-exposure film.
Size: 130 X 64 X 100mm (5.12 X 2.52
X 3.94 in.) Weight: 290g (10.2 oz.) (less batteries)
M. 6V Power Pack 1
This pocketable power unit (4 AA batteries) connects to the Winder 1 via
Motor Drive 1
The basic motor drive unit that forms
the foundation of the group. Fixed directly to the camera-base tripod sock­et together with the power supply, it
functions inte gral ly wit h the OM camera
body. Operating on various power
sources such as penlight batteries, Ni-
Cd batteries, or AC, it is capable of
single frame shooting and max. sequen­tial filming of 5 frames per second.
Size: 116 X 82 X 66mm (4.57 X 3.23
X 2. 59 in.) Weight: 210g (7.4 oz.)
a 1.2m cord. Warmed by photographer's
body heat, permits operation in
temperatures as low as -10°C (14°F).
M. 18V Control Grip 1
(with M. 18V Battery Holder 1)
A power supply that accepts 12 AA Alkaline or Ni-Cd batteries. Can be at­tached quickly to the Motor Drive 1. Complete with a built-in release but-
ton, single and sequence selector switch and release lock lever. Size: 136 X 87 X 32mm, Weight: 160g
(less batteries)
M.15V Ni-Cd Control Pack 1
This is a flat-type rechargeable power unit
equipped Ni-Cd battery to power the Motor Drive 1, and provides maximum con-
tinuous filming rate of 5 f.p.s. as well as the single release capability. Size: 129 X 35 X 67mm, Weight: 260g
with a special
built-in
41
* Specifications subject to change without notice.
M.AC Control Box
AC transformer for use with household
current. Incorporates a selector switch between single-frame operation and
sequential exposure operation, a termi­nal for the relay cord and a timer for exposures in intervals from 4 frames per second to o ne frame every 120 sec.
M.15V Ni-Cd Charger 1
This
unit
is
necessary M.15V Ni-Cd Control Pack 1. By charging for about 4 to 5 hours, the Control Pack is capable of powering
to
charge
the
sequential filming of 40 rolls of 36 ex-
posure films.
250 Film Back 1, 250 Film Magazines
Can be quickly attached to the OM
Body in place of the standard camera back, and used w ith the Motor Drive 1 or Winder 1 fo r roll films up to 250 ex -
posures (10m or 32.8 ft long). Two
Magazines are necessary, one magazine holds
the
zine
is
used
bulk film
as a film
and a
take-up.
second
maga-
Relay Cords 1.2m and 10m
Extension cords for remote control; one
is 1.2m (3.9ft), the other is 10m
(32.8ft).
250 Film Loader
This unit is used in the darkroom for
loading the 250 Film Magazine from
33m (100ft.) bulk film rolls. A built-in
mechanism automatically stops loading
at preset film lengths.
Compartment Case L Partitioned Insert
The Compartment Case L is a hard dual­purpose shoulder or hand-carried case with two adjustable partitions. Capable of holding the Motor Drive set by use of the optional partitioned insert. (p. 70)
M.REMOTE CORDS 1.2m/5m
The M. Remote Cord remote-controls
the Olympus Motor Drive 1 and Wi n de r
1 units equipped with a remote control
jack by a flick of a switch.
42

FINDER GROUP AND UNITS

The viewfinder is one of the most im-
portant features of a single lens reflex
camera. Since every photographic sub-
ject is turned into a visual image by
means of the finder, a finder th at is dar k
or difficult to look through is an ob-
stacle to good photography. However
enriched an SLR camera is with a wide
range of interchangeable lenses, the
SLR cannot be expected to fulfill its essential function without the provision for changing of focusing screens. The
OM-1 is provided with a viewfinder
that offers a far brighter, larger image than conventional 35mm SLR cameras. The Finder Group supplements this basic advantage with a comprehensive set of 13 focusing screens for a wide
variety of applications from photo-
micrography to astrophotography.
Unless the most suitable focusing screen
for given photographic purpose is avail­able, the potentialities of a system camera cannot be utilized. For fast,
accurate focusing, the OM System
Finder Group offers the unique Vari­magni Finder with a magnification selector, the Eyecup 1 that accepts a
variety of Dioptric Correction Lenses,
Eyecoupler, etc.
Varimagni Finder
This unique and exclusive unit for the
OM System combines the two functions
of angle finder and magnifier, incorpo-
rating 9 lens elements and a reflector. It fits over the camera's eyepiece, and can be adjusted for individual eyesight. Its
eyepiece tube is rotatable thr o ugh 360°,
for use in low level and 90° angled shots.
The two-stage, one-touch switching
system offers both a 1.2x magnification
image covering the whole screen, and a
2.5x enlargement of the central portion
for critical focusing. For photomicro-
graphic use, insert the Eyecoupler
between the camera and Varimagni
Finder.
43
Eyecup 1
Attached by sliding over the OM Body
eyepiece. With its attached rubber hood
it prevents stray light from entering
through the eyepiece, an essential
requirement in light measuring. The Eye-
cup 1 is provided with a slot to accept a dioptric correction lens.
Eyecoupler
Connects the Varimagni Finder to the OM Body for photomicrography. It also
ensures full coverage of the bright
viewfinder field for use of the Eyecup 1 in conjunction with the Motor Drive
250 Film Back 1.
Focusing Screens
Interchangeable Focusing Screens are often thought of as a luxury feature in
35mm photography. Yet the Standard
Focusing Screen 1-13 is often inconvenient
or difficult to use, and in some circum­stances it is quite unsatisfactory. With super-telephoto lenses for instance, the microprism becomes excessively dark.
With the high magnifications of macro-
photography and photomicrography, it
is impossible to focus.
The featu re of each Focusing Screen is
listed at right. The 1-3 and 1-13, suita-
ble for general photography, are particu-
larly advantageous when taking a sub­ject with vertical lines. The 1-5 is ideal for the snap-shooters using a wi de angle
lens. The 1-4 and 1-7 are designed fo r
super-telephoto lenses and 1-4, 1-10,
1-11 and 1-12 ar e f or close-ups, macro­photography and photomicrography.
The 1-5, 1-6, 1-7 and 1-9 are not used with
the
exposure
meter
built
in the
camera.
Dioptric Correction Lens 1
Available in 8 diopter corrections: + 2, + 1, 0 (for hypermetropia); –1, –2, –3, –4, –5 (for myopia). Used to correct the photographer's vision, and espe­cially necessary in fine focusing for high
magnification. Fits into the Eyecup 1.
TYPE
1-1
Microprism-matte
type
(for most lenses)
1-2
Microprism
-matte
type
(for standard &
telephoto lenses)
1-3
Split image-matte
type
(for most lenses)
1-4
All matte type
(for most lenses)
1-5
Microprism-clear
field type
(for wide angle &
standard lenses)
1-6
Microprism-clear
field type
(for standard &
telephoto lenses)
1-7
Microprism-clear
field type
(for super
telephoto lenses)
FEATURES
Standard type, suitable for general photography. Fast and accurate focusing is done on the central microprism spot as well as on the surrounding matte area. When a lens with a maximum speed
of F5.6 or slower is used, the microprism darkens
and focusing must be made on the matte area.
The meter needle indicates proper exposures.
Suitable for general photography in conjunction with a standard or telephoto lens. Focusing is done on the microprism spot as well as on the matte area. When a lens with a maximum speed of F8 or slower is used, t h e microprism spot darkens. The meter needle indicates proper exposures.
Suitable for general photography ensuring critical focusing, and ideal fo r photographers who prefer
the split-field and coincidence type focusing. When
a lens with a maximum speed of F5.6 or slower is
used, the split prism darkens. The meter needle
indicates proper exposures.
Suitable for general photography and ideal for photographers who prefer a view field free from microprism or split prism and for those w ho are accustomed to focus using matte area. Also suit­able for super telephoto photography and close-up
photography in conjunction with macro lenses and
Auto Bellows. The meter needle i ndic ates proper
exposures.
This transparent screen provides an exceptionally
bright finder image. Highly suitable for snapshots using wide angle lenses. The lack of matte surface
means depth-of-field effects cannot be ascertained. The meter needle does not indicate proper exposures,
because its movement varies depending on the lenses used.
This screen provi des an extremely bright finder image. Focusing is done on the microprism spot. The lack of matte surface means depth-of-field
effects can not be ascertained and the meter needle does not indicate proper exposures.
Developed primarily for use with super telephoto lenses, this clear field screen provides an extremely brig ht fi nde r image. The m icroprism spot remains
bright even with a lens whose maximum speed is
F11. The lack of matte surface means depth-of-field effects cannot be ascertained; the meter needle does not indicate proper exposures.
44
TYPE
1-8
All matte type
(for telephoto
lenses &
astronomical
telescopes)
1-9
Clear field
type
(for endoscopic
photography)
1-10
Checker-matte
type
(for Shift lens)
1-11
Cross hairs-matte
type
(for close-up &
macro-
photography)
1-12
Cross hairs-clear
field type
(for photo-
micrography &
macrophoto-
graphy greater
than life size)
1-13
Microprism/split
image-matte
type
(for most lenses)
FEATURES
This screen is i deal for use wi th super telephoto lenses of 300mm or more in focal length, or fo r astrophotography. The extreme fineness of the matte surface permits outstanding field definition. More accurate focusing may be achieved by the
use of the Varimagni Finder.
Designed for use with OLYMPUS fib er op tic endo-
scopes. This condenser type sc r e e n wi t h o u t fresnel
lens requires no focusing when a special adapter
couples the camera with the fiberscope. Exposure
is made automatically by the light supply.
The reticule engraved on the all-matte surface is used fo r vertical and horizontal picture alignment. Though originally designed f or architectural photo­graphy with the Shift lens, it is also suitable f or general and super-telephotography, and close-up/ macrophotography with macro lenses and Auto Bellows.
Highly advantageous for close-up and macrophoto-
graphy with Auto Bellows and extension tubes.
For focusing in low magnification close-up photo­graphy, use this matte area, and in macrophoto­graphy greater than life size, use the double cross hairs the same way as with the 1-12. The meter needle indicates proper exposures, but depending on the conditions of th e specimen, the reading
must be compensated for.
The transparent screen offers the photographer focusing with an unusually bright finder image. To focus, first correct your diopter using a dioptric correction lens or Varimagni Finder so that each line
of the
double
cross
hairs
can be
seen and separately. The n bring the spe cime n into focus. The mete r needle indicates proper exposures, but depending on the specimen's conditions, the reading
must be compensated for.
Most suitable for normal photography, this screen
assures pinpoint rangefinder is encircled by a microprism collar. Since the outer area has a matte surface, the screen can be used in the same way as the standard 1-1 and 1-3 Screens. When a lens with a maximum speed of F 5.6 or slowe r i s used, the prism darkens and the focusing must be made on the matte area.
focusing.
The
central
clearly
split-image

FLASHPHOTO GROUP

Flash is your own private "sun" when you take pictures at night, indoors, or daylight fill-in. At the moment of flash, you can even catch the movement of subjects that your own eyes are unable
to follow.
At present the OM System Flashphoto Group renders a choice of 3 different
flash units, including the Quick Auto
310.
The Quick Auto 310 is the heart of the
Group. Small and lightweight, it never-
theless offers high performance — a
maximum ASA 100 (in meters) guide
number 34 with an angle that virtually covers the picture area of a 24mm super
wide-angle lens.
Beside the 3 automatic settings, 2 man-
ual settings are also available in a single dial operation. During manual operation, flash intensity is freely controllable for
fill-in lighting in daylight scenes, while
the use of the Remote Sensor and
Bounce Grip units allows automatic
bounce flash.
(The Quick Auto 310 is regulated by the SBC light sensors and electronic
brain built into t he OM-2 to automati­cally control the light emission level of
the flash unit.) Except at TTL Auto
setting, it functions in the same wa y as normal autoflash unit.
45
CHART OF FLASH PHOTO GROUP
REMOTE SENSOR
QUICK AUTO 310
TTL
AUTO CORD 0.6m
OLYMPUS PS200
OLYMPUS PS200 QUICK
ACCESSORY SHOE 1
ACCESSORY SHOE 2
BOUNCE GRIP (BRACKET UNIT)
47
SYNCHRO CORD 0.6m
SYNCHRO CORD 5m
BOUNCE GRIP
(GRIP UNIT)
LENS POUCH 200
F.AC ADAPTER
315V POWER PACK

FLASHPHOTO GROUP UNITS

Quick Au to 310
With a guide number o f 34 (A SA 100,
meters), this is the most powerful flash
unit
generally
available,
offering a
wide
coverage to give enough illumination
over the picture area of a 24mm super
wide-angle lens without the aid of a
wide adapter.
(The Quick Auto 310 employs the
world's first "TTL Centralized Control Flash" System: the SBC sensors of the
OM-2 TTL Direct Light Measuring sys­tem work also as a flash-light sensor. The System features: 1) the light accep­tance angle accords with the picture
angle of individual lens attached to the camera, 2) the ASA film speed and
f/stop needn't be set on the electronic
flash unit, 3) al l f/stops of the lens can be used continuously, 4) the close­distance autoflash range is expanded, and 5) automatic bounce and diffuse
flash, and extreme close-up with the Auto Bellows ca n be readily performed.)
With cameras other than the OM-2, the
flash unit provides ordinary automatic
flash capability at F4, F5.6 & F8 (ASA
100). HI and LOW (1/4 power) manual
settings are possible. Also incorporates
an auto check lamp. Operates off 4 pen-
light batteries with any direct contact
camera. Can be used together with the Bounce Grip, permitting a choice of
various power sources. (Nickel-
cadmium batteries cannot be used.)
48
Bounce Grip
This unit bracket. The bracket can be connected to the grip instantly and slid to a desired position; capable of tilting through an angle of 90°. Four 1.5V C batteries are inserted into the grip to make it a higher-output power source. It also
consists
of the
grip
and
allows automatic flash photography in
bounce light in conjunction with the
Remote Sensor. (Nickel-cadmium bat-
teries cannot be used.)
FLASHPHOTO GROUP UNITS
Accessory Shoe 1, 2
The Accessory Shoe 1 is screwed into the hot shoe socket on the OM Body to provide direct contact with the clip-on type
electronic works as a holder for the Remote Sensor. The Accessory Shoe 2 is for use
with the OM-2 and Quick Auto 310.
flash.
This
unit
also
Remote Sensor
Designed for use with th e OM-1, correct flash e xposures can always be made no matter what bounce angle is, even when the Bounce Grip is detached from the
OM-1, thus easily permitting auto
bounce flash.
315V Power Pack
A layer-built battery pack to be hung
from the photographer's shoulder. The
unit
generates
power flash with short recycling time
(approx. 1.5 sec.).
over
500
flashes
at
full
Synchro Cord 0.6m, 5m
Convenient to use with the Quick Auto 310 for direct flash on a cold shoe, or with the Bounce Grip for off-camera flash. The Synchro Cord 5m is for greater off-camera distance than with the 0.6m.
TTL Auto Cord 0.6m
Designed f or use with the OM-2, Ac -
cessory Shoe 2 and Quick Auto 310 to
perform off-camera TTL auto flash,
TTL auto bounce flash (with Bounce Grip), etc.
49
F.AC Adapter
Plugged into an AC wall outlet, through
which the AC household current sup­plies an almost unlimited number of
flashes economically to the Quick Auto
310 and Bounce Grip.
Lens Pouch 200
Accommodates the Quick Au to 310.
OLYMPUS PS200
The PS200 operates on two 1.5V pen-
light batteries for use with all the cur­rent OLYMPUS cameras and any other cameras with hot shoe contact. Guide number 14 (in meters) (or 45 in feet) at AS A 80-100. Suitable to daylight type
color films. Recycling time approxi-
OLYMPUS PS200 Quick
The PS200 Quick is a compact elec­tronic flash unit that operates on four
1.5V penlight batteries (alkaline or carbon/zinc) for use with the hot shoe
cameras. This unit features a short re-
cycling tim e from 2 se c . to 3 sec. G uid e
number 14 in meters (45 in feet), for
Compartment Case S
A
hard
shoulder
able partitions, to accommodate the OM
Body, Quick Auto 310, Bounce Grip, and Bracket.
case
with
two
adjust-
mates 7 sec. and number of flash 200
times with fresh alkaline batteries.
Measures 31 X 55 X 64mm (1.2" X
2.2" X 2.5"), weighing 75g (2.6 oz.)
without batteries.
50
color and B&W films, ASA 80-100. Suitable to daylight type color films.
Flash duration 1/1000 sec. Number of
flash about 200 with alkal in e batteries.
Measures 32 X 73 X 71mm (1.3" X
2.9" X 2.8"), weighing 95g (3.4 oz.)
without batteries.

MACROPHOTOGRAPHY GROUP

Due to recent advances in macro-
photography, it has become possible to
pry out patterns and colors of unsus­pected beauty in the minutiae of nature. A f as t g row in g number of scientists and amateurs are taking the opportunity to explore the living world around them in
a new depth.
The Macrophotography Group of the
OM System provides them with all the
tools necessary to capture this world of perfection on film, offering a com-
plete range of convenient, high per-
formance system units designed for
specialists in the various fields of macrophotogrophy. Starting from close-up photography with relatively simple units such as Close-up Lenses, and Extension Tubes, yo u can exten d your photographic techniques into the macrophoto world with the four Macro Lenses, Au to Bellows, Stands, Adapters, and a large variety of lighting equip­ment. This Group has no equal in its wide variety of accessories for macro­photography with a magnification
range from 1/10X to about 10X and
heightens the value of the OM System in pursuit of perfection on film.
51
CHART OF MACROPHOTOGRAPHY GROUP
EYECUP 1
MOTOR DRIVE GROUP
DIOPTRIC CORRECTION LENS 1
VARIMAGNI FINDER
FOCUSING SCREENS
1-1
1-2 1-3
RECORDATA BACK 1
1-4 1-10 1-11 1-12
EXTENSION
TUBE 25
EXTENSION TUBE 14
EXTENSION TUBE 7
OM-MOUNT
PHOTOMICRO
ADAPTER H
LIGHTING SET
COPY STAND
FOCUSING RAIL
MACROPHOGRAPHIC
EQUIPMENT PMT-35
TABLE CLAMP
FOCUSING STAGE
AUTO BELLOWS
CABLE RELEASE SR-II
DOUBLE CABLE RELEASE
SPARE BULB
6V5A
TP-1
OBJECTIVE
LENS MOUNT PM-MTob
ZUIKO MACRO 50mm F3.5
ZUIKO AUTO-S 55mm F1.2
ZUIKO AUTO-S 50mm F1.4
ZUIKO AUTO-S
50mm F1.8
ZUIKO 1:1 MACRO 80mm
F4
INCIDENT ILLUMINATOR
MIRROR HOUSING PM-EL80
ZUIKO MACRO
38mm F3.5
LIEBERKUHN REFLECTOR
ZUIKO MACRO 20mm F3.5
53
CLOSE-UP LENS 55mm f = 40cm
ILLUMINATOR MIRROR
ADAPTER RING
49mm
55
CLOSE-UP LENS
49mm f = 40cm
INCIDENT
ILLUMINATOR
MIRROR
HOUSING
PM-EL38
PM-LM38
INCIDENT
HOUSING PM-EL20
LIEBERKUHN REFLECTOR PM-LM20
SHADE
STAGE PLATE
CENTERING
MIRROR
PM-ELCS
HANDY COPY STAND
SLIDE COPIER
STAGE INSERT PLATES
STAGE PLATE 28
MACROPHOTO STAND B ADAPTER
MACROPHOTO STAND
VST-1
SPARE BULB 6V5A TB-1
EPI-ILLUMINATOR PM-LSD2
ROLL FILM STAGE
MECHANICAL STAGE FM
STAGE
PLATE 45
TRANS-ILLUMINATOR BASE
X-DE
TRANS-ILLUMINATOR LSD
STAGE GLASS
MACRO PHOTO STAND EXTENSION BAR VST-E
SPARE BULB 6V5A TB-1

MACROPHOTOGRAPHY UNITS

Close-up Lens 49mm f=40cm Close-up Lens 55mm f=40cm
Available in both 49mm and 55mm
diameters to fit all suitable OM System
lenses. The use of them reduces the
minimum focusing distance of a stand-
ard lens from 45cm (17.7") to 19cm
(7.5") from the front lens surface.
Extension Tubes 7, 14 and 25
Bayonet mount tubes fitting between
the OM Body and the lens. They have
extension of 7mm, 14mm and 25mm
respectively, and can be used in total
of 7 different combinations to give a variety of magnifications. When used with the standard F1.8 the lens-to-sub-
Copy Stand
A standard type stand, 48 x 44cm, fo r
general close-up and copy photo-
graphy. Two additional lights can be
constructed to the top of the 80cm
high stanchion. Fine adjustment for
the camera height an d a locking device
are provided.
Handy Co py Stand
A four-legged stand for close-up and copy photography. The leg length is adjustabl e to three positions.
Adapter Ring 55 49mm
Connects the standard F1.2 to the
Handy Copy Stand or the reversed
55mm dia. lenses to the Auto Bellows.
ject distance can be changed from
39.1cm to 6.8cm (15.4" to 2.7"). With the Macro 50mm, th e Extension
Tube 25 provides an extended magnifi-
cation range between 0.5x to life-size.
(In this range, however, the 1:1 Macro
80mm is recommended for the best re-
sult.)
54
Lighting Set
Complete with two units each consist­ing of a stable base and a light arm. Maximum light intensity is 500W.
Table Clamp
Convenient for setting up the column
of the Copy Stand at the edge of a
desk or table without the baseboard.
MACROPHOTOGRAPHY UNITS
Auto Bellows
A convenient, high performance bel-
lows system, consisting of the bellows section, focusing rail and focusing tripod mount. Magnification and focus-
ing adjustable independently. A Must for three Macro Lenses. Can also be used with the Focusing Stage.
Focusing Rail
This is used with the Focusing Stage and connects to a tripod, the Copy Stan d , or Macrophoto Stand B Adapter, so that the camera can be smoothly moved alon g the Rail, allowing you to focus and
compose as desired.
Focusing Stage
Allows you to mount the camera body
on the Focusing Rail or Auto Bellows. When used with the Rail, you can change the camera position f or fast and smooth focusing and composing.
Double Cable Release
Attached to the Auto Bellows and cam-
era shutter release button, to activate
them simultaneously.
Slide Copier
For use in conjunction with the Auto Bellows to produce duplicates from
frame-mounted slides or strip slides. The 1:1 Macro 80mm is recommended f or best results with the Slide Copier.
55
Roll Film Stage
Attached to the Slide Copier to hold
long roll films for duplication.
Macrophoto Stand VST-1
A rugged stand specially designed for
close-up and high magnification photo­graphy. Usable with various st a g e plates.
Complete with a round frosted plate (black at back) for incident light an d a
pair of stage clips.
Trans-llluminator Base X-DE
Indispensable for holding the Macro­photo Stand VST-1 for magnified pho­tographs. Supplied with a built-in 100V 20W illuminator with a mirror, and a pair of wooden handrests for ease of
operation. Can be used with various
stage plates and filters. When used wi th
Epi-llluminators PM-LSD 2
This pair of illuminators offer vertical illumination essential to macrophoto-
graphy. The height of the illuminator is
adjustable on the tall pillar, suitable to overstage or substage illumination.
When used with the Trans-llluminator
Base X-DE, the Illuminator supplies
Macrophoto Stand B Adapter
Fo r use with the Macrophoto Stand, to support the Auto Bellows or Focusing Rail on the Stand.
Macrophoto Stand Extension Bar
VST-E
Extends the height of the Macro-
photo Stand. Length: 7.5cm (2.95")
the Lieberkuhn Reflector, it is con­venient to replace the reflector mirror with the Centering Mirror PM- E LCS.
Cable Release SR- II
For use with the OM Body or Auto
Bellows to eliminate shutter vibration at
shutter release.
56
transmitted light. Focusing is adjustable by shifting the bulb filament. A 6V to 8V variable transformer is provided.
Eig h t filters ar e available in various sizes, including color, black and white, neutral density, etc. for transparent or trans­lucen t subjects.
MACROPHOTOGRAPHY UNITS
Trans-llluminator LSD
This unit is a universal type trans-il-
luminator for use with the X-DE Trans-
llluminator Reflector is added, vertical light is also
available. A 6V, 30W bulb is built-in. The
condenser travels 18mm by rack and
pinion for converging, diverging and
Base.
When
the
Lieberkuhn
Stage Glasses (Clear, frosted-&-black)
Stage Plate 45 (metal disc, black)
Stage Plate 28 (metal disc, black)
Glass Shade Stage Plate
Supplied with two stage inserts; com­patible with the Lieberkuhn Reflector. The center port accepts the stage insert
on which a subject is placed.
Spare Bulb 6V 5A TB-1
(for PM-LSD2 & LSD)
Spare Bulb 6V 5A TP-1 (for PMT-35)
Adapter PM-EA
Accepts the photosensitive probe of the
EMM-7 Exposure Meter in conj unct ion with the PMT-35 or Auto Bellows.
parallel adjustments of light. Complete with transformer and square filter 60 x 45C. Provided with a filter holder fo r attachment of various OLYMPUS fil-
ters, round and square.
Mechanical Stage FM
This
stage
is
used
to
mount
the 28mm stage plate. The subject trav-
els vertically and horizontally by precise
adjustments with vernier.
subjects
on
57
Filters
Round filters are used with the PM-
LSD2 and LSD, while square filters
used with the LSD only. They are
color temperature compensation,
monochromatic, neutral density, diffu-
sion, heat absorbing and interference filters.
Lieberkuhn Reflecto r PM-LM20 Lieberkuhn Reflector PM-L M 38
These Reflectors are available for use
with the 20mm and 38mm Macro
Lenses. When used with the LSD
Trans-llluminator, they make it pos-
sible to take photographs wi th excellent
penetration and lack of shadows.
Incident Illuminator Mirror Housings
PM-EL80, PM-EL38 and PM-EL20
These units are used with OLYMPUS
Macro Lenses in conjunction with the Epi-Illuminator PM-LSD2 or Macro-
photographic Equipment PMT-35 to il-
luminate macrophotographic objects
with incident light. They are effective
Macrophotographic Unit PMT-35
The PMT-35 is a complete macrophoto-
graphic system for OM System photo
work providing image magnification
from 0.45x to 16.5x with transmitted o r
reflected light as desired. T he stan dard
set consists of 26 out of the 46 high
precision units of OLYMPUS macro-
Objective Lens Mount PM-MTob
This objective mount enables you to
mount the Zuiko Macro 20mm and 38mm to the Auto Bellows. It also connects to the Light Shield Tube PM-
SDM.
when shadowless pictures are desired.
Centering Mirror PM-ELCS
For use with these PM-EL units for ac-
curate centration or for use with the
Trans-llluminator Base X-DE.
58
photo equipment. The OM Mount Pho-
tomicro Adapter H connects the OM
Body to the PMT-35.

PHOTOMICROGRAPHY GROUP

When the photographic magnification
desired exceeds 10x magnification, it becomes more difficult for the macro-
photographic equipment alone to ob­tain excellent pictures. A sophisticated array of photomicrography accessories with a microscope as the central figure
is required. The exciting vision of look-
ing at the microscopic world through a
microscope can be recorded by the
OM-1.
OLYMPUS also has an outstanding re-
putation for manufacturing precision microscopes used by scientists through-
out the world. Naturally, the OM
System includes a variety of micro-
scope adapters, rugged stands, a special
shutter to prevent vibration at high
magnification, and an automatic expo­sure mechanism, which solves the dif­ficult problem of microscopic expo­sures.
The Photomicrography Group is de-
signed to expand the photomicro­graphic world not only into the scien­tific realm, but also into the creative
sphere, so that the photographer's
achievements under the microscope
can be easily and accurately recorded
with his OM-1.
59
CHART OF PHOTOMICROGRAPHY GROUP
EYECUP 1
CABLE RELEASE
SR-II
DIOPTRIC CORRECTION LENS 1
EYECOUPLER
VARIMAGNI FINDER
FOCUSING SCREEN 1-12
RECORDATA BACK 1
FOCUSING MAGNIFIER FT
5X MAGNIFIER
OM-MOUNT PHOTOMICRO
ADAPTER H
35mm SLR CAMERA
ADAPTER PM-D35S
FOCUSING TELESCOPE PM-VS
SCREEN VIEWER PM-VSC
MANUAL EXPOSURE BODY PM PBM
AUTOMATIC EXPOSURE BODY PM-PBA
OBJECTIVE LENS MOUNT PM MT ob
AUTO BELLOWS
G EYEPIECES
P
EYEPIECES
FK
EYEPIECES
LIGHT SHIELD TUBE PM-SDM
EYEPIECE ADAPTER PM-ADG-3
EYEPIECE ADAPTER PM-ADP
COPY STAND
PHOTOMICROGRAPHS SUPPORTING STAND PM-PSS
MOTOR DRIVE GROUP
PHOTOMICROGRAPHS EXPOSURE METER EMM-7
OM-MOUNT PHOTOMICRO ADAPTER L
61
AUTOMATIC EXPOSURE CONTROL BOX PM-CBA
EYEPIECE ADAPTER PM-ADF

PHOTOMICROGRAPHY UNITS

OM-Mount Photomicro Adapter L
Connects the OM Body to the micro-
scope for low power magnification.
35mm SLR Camera Adapter
PM-D35S
Used with OM-Mount Photomicro
Adapter H to attach the OM Body to
the PM-PBA or PM-PBM.
Eyepiece Adapter PM-ADG-3,
PM-ADP, PM-ADF
Used to connect a microscope to the
OM-Mount Photomicro Adapter L, PM-
PBA or PM-PBM. Each Adapter design-
ates OLYMPUS microscope eyepieces as follows: PM-ADG-3 for G eyepieces, PM-ADP for P eyepieces and PM-ADF
for FK photo eyepieces.
OM-Mount Photomicro Adapter H
Connects the OM Body to the Photo-
micrographic System PM-10, automatic or manual, or Macrophotographic Unit PMT-35 for high power magnification.
Photomicrographic Supporting
Sta nd PM-PSS
This
unit
is a
massive
ly end the major cause of lost photomi-
crographs at high magnification . . .
vibration. Supports the entire camera
weight, isolating it from the microscope.
stand
to
virtual-
62
Light Shield Tube PM-SDM
Designed for use with the Auto Bellows and Objective Lens Mount PM-MTob. Assures excellent images when used with FK photo eyepieces at the bellows length of 111mm, free of shutter vibra-
tion.
PHOTOMICROGRAPHY UNITS
Auto-Photomicrographic System
PM-10-A
Consists of 17 units, including the PM-PBA, PM-CBA, etc.
Automatic Exposure Body PM-PBA
Automatically determines accurate ex­posure time, compensating for recipro-
city failure.
Manual Photomicrographic System
PM-10-M
This is a popular manual version of the
PM-10, consisting of 8 units.
Manual Exposure Body PM-PBM
A special shutter release button is inte­grated to eliminate shutter vibration.
Screen Viewer PM-VSC
For use with objectives lower than 4x
power. A hood is provided to reduce
extraneous light on the viewing screen.
5X Magnifier
For use with the Screen Viewer for magnifying any part of the subject area
and focusing accurately.
Automatic Exposure Control Box
PM-CBA
Used with the Automatic Exposure Body PM-PBA, to regulate color tem­peratures control. Eight filters provi-
ded.
Photomicrographic Exposure Meter
EMM-7
The EMM-7 assures accurate control of both exposure and color temperature in photomicrography. Provided with exposure and color temperature probes, color-compensating filters.
63
Focusing Telescope PM-VS
For use with objectives 4x and up in
conjunction with the Automatic or
Manual Exposure Body.
Focusing Magnifier FT
Used to magnify the image obtained by the Focusing Telescope.

CHART OF PHOTOGRAPHIC RANGES

METHODS
BASIC
GROUPS
ZUIKO INTERCHAGEABLE
LENS GROUP
MACROPHOTOGRAPHY
GROUP
PHOTOMICROGRAPHY
GROUP
METHODS
VARIED
64
MACROPHOTOGRAPHY
GROUP

PHOTOTECHNICAL GROUP

As a leading manufacturer of optical
instruments, OLYMPUS has produced
a wide variety of microscopes, medical
and measuring instruments that have been making a major contribution in
many fields of modern life. They are also vital elements in the OM System
which many scientists can use to suc-
cessfully document their achievements
in photographs.
OLYMPUS products include fiber­scopes that are capable of visualizing the internal view of the human organs and taking photographs for diagnosis
and treatment of diseases; operation
microscopes for microsurgery; astrono­my telescope adapter to explore the
mysteries of space and stars — all capa-
ble of attachment to the OM Body.
For OLYMPUS Pen F and FT enthusi-
asts, a mount adapter is available for
connection of these cameras to the OM System Interchangeable Lenses and other units. Another outstanding ad-
vantage the OM System features is the
Recordata Back that is interchangeable with the OM Body camera back. Once
in place, the Back imprints numbers
directly on the picture when the expo-
sure is made.
65
CHART OF PHOTOTECHNICAL GROUP
FOCUSING SCREENS 1-8 1-11
FOCUSING SCREEN 1-9
RECOROATA BACK 1
OM-MOUNT ASTROSCOPE ADAPTER
OM-MOUNT ENDOSCOPE ADAPTER
OM MOUNT MTX ADAPTER
BODY CAP
DOUBLE CABLE REL EASE
CABLE RELEASE S R-II
MEMO HOLDER BACK 1
INTERCHANGEABLE LENS GROUP
67
OM-MOUNT LENS ADAPTER FOR PEN F
PEN F, FV, FT

PHOTOTECHNICAL UNITS

Recordata Back 1
Used as a replacement camera back of
the OM Body, the Recordata Back
makes
provision as date, numbers, etc. directly on the pictures. Provided with a built-in light emitting diode powered by three 1.5V silver oxide batteries. It measures only
to
imprint
data
such
OM-Mount Ast roscope Adapter
Permits astrophotography by the OM
Body attached to a telescope by means
of the 36.5mm diam., pitch 1mm and
pitch 0.75mm threads. It enables direct objective photography and high magni­fication photography through the tele-
scope eyepiece.
OM-Mount MTX Adapter
Its bayonet mount facilitates mounting
the OM Body on the OLYMPUS Opera-
tion Microscope MTX.
28mm (1.1") in thickness, weighing
95g (3.4 oz. ) without batteries.
OM-Mount Endoscope Adapter
Used for mounting the OM Body to the OLYMPUS fiberscopes except the gastrocameras. The clear field type
Focusing Screen 1-9 is recommended for use with this adapter.
68
OM-Mount Lens Adapter for Pen F
Connects the OLYMPUS PEN F, FT
and FV cameras to the OM System
Interchangeable Lenses and other units.
Double Cable Release
Used with the Auto Bellows.
Cable Release SR-II

CASE GROUP

CASE UNITS

However ruggedly constructed, the
camera is essentially a precision instru­ment and should be kept away from abrupt motions as much as possible. On the other hand, various units re-
quire rapid changing in actual use. Re-
placement of interchangeable lenses, for example, may have to be carried
out quickly to meet changing photo-
graphic conditions.
The outstanding versatility of a true
system camera can be enhanced if it is easy to operate and carry. With a prop­erly designed case, both carrying and
using your equipment becomes more convenient. The OM System Case Group includes a
large
variety
of
cases
so
that
the OM
Body and other units may fit properly. They are compartment cases, specially
made of tough synthetic leather, and designed to perfectly accommodate t he
photographic units. The adjustable
partitions can be rearranged in the case
to suit the photographer's individual
requirements. Soft, hard and semi-hard
cases to fit the OM Body and standard
lenses, with a choice of carrying straps,
are also available.
Hard Case for OM Body with F1.8
or F1.4
Hard Case for OM Body with F1.2
Accommodates the OM Body with re-
spective standard lens.
Semi-Hard Case for OM Body with
F1.8
or
F1.4
Semi-Hard Case for OM Body with
F1.2
Soft Case for OM Body with F1.8 or
F1.4
Accommodates the OM Body with
F1.8 or F1.4 standard lens, and the Recordata Back 1.
Sof t Case fo r OM Body w ith F1.2
69
Lens Pouch 100
Made of fine leather to contain a single lens 100mm or smaller.
Lens Pouch 200
A fine leather container for a telephoto
lens 200mm, zoom lens, or smaller. The
main body of the Quick Aut o 310 can
also be contained.
Leatherette Shoulder Strap with
Shoulder Pad 1
Leather Shoulder Strap with Shoul-
der Pa d 2
Flat Braid Shoulder Strap Round Braid Shoulder Strap
Compartment Case S
A hard shoulder case with two adjust-
able partitions. Holds OM Body, two
interchangeable lenses and filters; or
Quick Auto 310, Bounce Grip and OM
Body can be contained.
Compartment Case M
A
soft
shoulder
and two pockets. Holds OM Body,
three interchangeable lenses and vari-
ous auxiliary equipment including elec­tronic flash. Straps for carrying tripod.
case
with
partitions
Compartment Case L
A hard shoulder or hand-carried case
with two adjustable partitions. Holds
two OM Bodies, two interchangeable
lenses (including 300mm telephoto
lens), electronic flash, large format camera, and other equipment.
70
Partitioned Insert
When inserted into the Compartment
Case L, this unit supports the assembly
of the Motor Drive Units. The 250
Film
Back
1 and
interchangeable
can be contained together with the OM
Body.
lenses
COMPARTMENT CASE S
COMPARTMENT CASE M
COMPARTMENT CASE L
MOTOR DRIVE PARTITIONED INSERT
71
43-2 Hatagaya 2-chome, Shibuya-ku, Tokyo, Japan Tel. 03-377-2111
145 Crossways Park, Wes t, Woodbury, New Yor k 11797, U.S.A. Tel. 516-364-3000
OLYMPUS OPTICAL CO. (EUROPA) GMBH.
2 Hamburg 1, Steindamm 105, West Germany Tel. 040-248021
2-8 Honduras Street, London EC1Y OTX, England Tel. 01-253 2772
OLYMPUS OPTICAL CO., LT D.
OLYMPUS CAMERA CORPORATION
OLYMPUS OPTICAL CO. (U.K.) LTD.
PRINTED IN JAPAN IEOM1 · 1078·10MS
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