Nikon F-41F User Manual

Medical-Nikkor

120mm

f/41F

Nikon

INSTRUCTION

MANUAL

NOMENCLATURE

DATA

button

Power socket

Power cord connection mark

Focusing lamp

R

t flash

Sync cord connection mark

Sync socket

button

LAMP

LED

Film

speed/aperture index

read

re

scale

R

istance index

2

Cords

Power Supply (Optional)

AC

Power

Unit LA-2

Neckstrap

Power

Power

Ground

Cord

cord

socket

Pilot lam

switch

terminal

fastener

selector

eyelet

x

~

/&

/,'

tt

SlS

394

x08

it

08S

108

~

312

272

09

Q9S

Distance scale conversion

~

2 J

1

J

h'

191

1"

'I

12

sticker

IS.

131 111

13

IS

(in feet)

Grounding

Battery

Power

'I,

1

liS

18

]

08~

Power

Neckstrap

AC

chamber

switch

cord

socket

eyelet

cord

cord

lid

3

CONTENTS-----------------

NOMENCLATURE ...
FOREWORD

OPERATION

MOUNTING
CONNECTING THE POWER
CONNECTING
SETTING THE ASA/ISO FILM
SETTING THE SHUTTER

READY-LIGHT INDICATION. . . . . . . .

FOCUSING/DETERMINING THE
SETTING THE REPRODUCTION RATIO . . .

IMPRINTING THE REPRODUCTION RATIO . .... . .

STOP-DOWN

FOCUSING LAMP . . . . . . . . . . . . . . . . . . . . . .

RECOMMENDED

CAUTIONS . . . . . . . . . . . . . . . . . . . . .

LENS

CARE
ABOUT
ACCESSORIES

SPECIFICATIONS ..........

*The Nikon F-S01/N2020

ject

. .... .... . . .

GROUNDING

to

the

same

. . . .... ....

....

. . . . ..... . . . . .

....

.........

THE

LENS

THE

SYNC

EXPOSURE

FOCUSING

....

. . . . . . . . . . . . . . . . . . . . . . . . . . . .

(not

treatment

....................

........

.

......

..........

SPEED

.......

. . .. .... .

. .

as

. . .... . . . .

. . .

.....

SUPPLY ... . . . . . .

CORD

...............

SPEED

.................

DIAL

..........

EXPOSURE

MEASUREMENT . . .

SCREENS

mentioned

the

. . . . . . . . . .....

............

. .

............

....

...

in

Nikon F -30

. .... .......

...

.......

....

this manual)

1/N2000.

.....

......

......

.....

. ..

...

. .. . .

. . . .

.

......

.....

. . . . . . 20

. ....

...........

...

2-3

.

5-18

.

6-7

8-9

...

.. ..

...

14-15

....

. . . 17

. . . 19

...

..

22-23

is

sub-

FOREWORD-----------------

Featuring internal focusing (IF), the Medical-Nikkor

4

120mm f/4 I F
variable reproduction ratios from 1/11 X down to 1 X

5

and, with the attachment
ment lens, from
internally, there

10

the

lens

Exposure with the built-in ringlight

11

Once the ASA/ISO ring

12
13

the flash output
using a "guide number system," the diaphragm and

16

focusing ring are coupled,
aperture for correct exposure

18

you know when the flash
an

LED

barrel.

20

In

21
21

addition, automatic imprinting

ratio

in

green

LED

lens

barrel, the ratio
appears
corner
ratio

in

of

is

imprinted on the film.
Finally, this
units for use indoors or out.
Although this complete close-up system
"Medical-Nikkor" lens, it
including dental, scientific, industrial, and nature
photography.

is

a close-up

O.8X

is

no

lens

of a single

to

2X.

extension

providing continuously

2X

close-up attach-

Because focusing

in

the

lens

barrel, making

extremely well-balanced and convenient to

is

totally automatic.

is

set for the film speed

automatically determined. Then,

so

that the appropriate

is

set

as

is

is

recycled and ready to fire,

built into the top

via

an

ingenious system.

you focus. To let

of

of

the reproduction

ready-light

use

is

possible

is

and a miniature optical system inside the

is

projected through the lens and

the camera's viewfinder at the lower right-hand

the frame. Then, at the instant

lens

offers a choice

of

of

exposure, the

AC

or

is

has

many other applications,

is

in

the

Using

DC

power

called a

done

use.

use,

lens

a

4

OPERATION---------------------------------------------

MOUNTING THE LENS

Position the lens
up the black
index on the camera. Grasp the lens barrel and twist
it counterclockwise until the lens clicks into place.
To

remove, depress the lens release button on the

camera and twist the lens clockwise.

Note:

To

mount

in

the camera's bayonet mount, lining

dot

on the lens with the lens mounting

the

2X

close·up

attachment

lens, refer to page 14.

5

-OPERATION-continued-----------------------

CONNECTING

The

• DC
This

chamber

clip .
sure

all
To
the
power
the
align

and
place (4) .
To

Caution:
necting
off. Otherwise,

THE

Medical-Nikkor

DC

power

units

, allowing

out.

Power

Unit

LD-2

battery

batteries.

lid (1). Remove
making sure
poles are aligned

Put
that

lid back

eight

connect

power

socket

plug with

the

metallic

push

remove

unit

To

install

lid

in

the

the

that

the

correctly

the

battery

the

contacts

into

place. When replacing

at

once.

the

battery

cord

5C-21 (supplied with

on

the

the T mark

white

dot

dot

near

the

the

plug

the

plug

its metal locking ring

Before

it

connecting

from

the LD-2, make sure

the

ringlight might be damaged.

POWER SUPPLY

120mm

holds

the

direction

f/4

lens

1.5V

accepts

to

the

eight

batteries, first slide

of

the

battery

arrow,

clip. Load

positive and negative

as

shown

clip

back

into

the

go

in

first (2).

unit

to

the

lens, plug

lens barrel by aligning

next

to

on

into

from

and

the
edge

pull

the

other

the

the

the

end

the

socket

DC

unit,

it

out.

that

of

LD-2's

until it clicks

of

power cord SC-21

either

be used

AA-type

inside

chamber,

Then,

batteries,

the

socket

the

power

grasp

the power switch

indoors

penlight

the

battery

and

open

the

batteries

(+

and

the

battery

making

slide

replace

one

end

lens)

into

the

arrow

(3).

plug with

socket,

the

plug

to

or

discon.-

AC

Then

or
or

the

- )

the

of

the

on

,

the

into

by

is

•

AC

Power

Unit

Before using the
is set for the proper voltage.

LA-2

AC

unit

, make sure the voltage selector

The unit

has

separate settings
for 220 and 240 volts. Insert a small coin in the slot and
turn the screw
or 240). The 100 and
(1)

cannot be

so

the slot points to the proper setting (220

117

used. To

volt settings shown in the photo

use

the 100 or

117

volt settings, take
the unit to your nearest Nikon service centre for ad­justment.
To

connect the

SC-21

into the power socket on the lens barrel
the arrow on the pi
(2)

. Next, align the

with

the metallic

AC

unit, plug one end

ug

with

white

dot

the T mark next to the socket

dot

on the other end

near the edge

of

the power cord

by

aligning

of

the plug

of

the LA-2's power

socket, and push the plug into the socket until it clicks into

(3)

place
the

. Finally, plug the

AC

unit

is switched on, the

unit lights up immediately.
from the
and pull

Caution

plugged into the ground terminal
to ground the

Caution 2: Before connecting the power cord

necting
Otherwise, the ringlight might

AC

unit, grasp the plug by its metal locking ring

it

out.

1:

The grounding cord (supplied with the LA-

system

it

from the LA-2, make sure that the power switch

AC

cord into a wall outlet. When

pilot

To

remove the power cord's plug

at

whenever possible.

the back

be damaged.

lamp on top

of

the

page

SC-21

AC

21

(See

of

2)

should

power unit

for details).

to

or

discon-

is

the

be

off.

7

-OPERATION-continued-----------------------

CONNECTING
Two

separate

Select

the

cord

THE SYNC

sync

cords

best

suited

CORD
are supplied with

to

your

type

of

the

camera

lens.

.

• 2-Pin

The

and

socket

plug with

other

of

the

* In the

8

2-pin sync

mat

cameras,

EM.

the

camera
FTN
body,

the

Sync

Connect

on

the

the ~ mark

end

into

sync cord

's sync

which has

connect

U.S.A.

Nikon

N2000.

Cord

SC-20

cord

is

for use with

except

the

Nikon

one

end

lens barrel

next

the

sync

term

is

threaded

term

inal.

two

sync terminals

the

sync

cord

and Canada, the

all

Nikon

and

F-301/N2000

of

the

2-pin

by

aligning the arrow on the

to

the

socket.

inal

on

the

for

positive

If

you

are using a

~

FG, FG-20

cord

to

Then

camera

connection

Nikkormat

, plug

. This end

on the side

to

the

X terminal.

Nikon

F-301 camera

Nikkor-

the

sync

of the

is

sold

the

to

as

• 3-Pin Sync Cord SC-22
The 3-pin sync cord can

be

used with

all

Nikon and

Nikkormat cameras having standard ISO-type hot shoe.

When

the

SC-22

is

FE2,

FE,

FM2,

F-301/N2000, FG, FG-20, or

camera's ready-light

used with the Nikon F3-series*,

in

the viewfinder operates,

EM,

so

FA,

the

you
can take pictures without removing your eye from the
viewfinder.

FE2, FE, F-301/N2000,

In

addition, with the Nikon F3-series,

FG,

FG-20, or

EM

FA,

camera set
for automatic operation or at certain manual shutter
speeds, the proper sync speed

in

g on the power supply

f/4

IF

lens

. (For details about automatic switchover to

flash sync speed, refer to your camera's instruction

is

automatically set

for

the

Medical-Nikkor 120mm

by

turn-

man­ual.)
To

use

the 3-pin sync cord, first plug one end into the
sync socket on the lens barrel
the plug with the

~

mark next to the socket. Then,

the other end into the camera's hot

by

aligning the arrow on

~

hoe

until it stops,

slip

and tighten the attachment screw.

*

Use

of

the Flash

Unit

Coupler AS-4

or AS-7

is

required.

9

-OPERATION-continued-----------------------

SETTING THE ASAjlSO FILM

The fl

setting of the ASA/ I
with the ring

ISO
locking screw
until the number corresponding to the ASAjlSO of your

film
film

numbers on the film-speed scale represent intermediate

settings such
have

locking screw to hold the ring

Note
it may be necessary

1

··

1

.-

1

··

1

800 400 200 100 50

··

1

··

1

2~

the

ash

output

ring for the

is

opposite the index mark.

of

the ringlight varies according to the

SO

li

ght flash, you must first adjust the

film

on

the ASAjlSO ring and turn the ring

ring. To get correct exposure

in

use.

To do this, loosen the

It

is

possible to set any

AS

speed from ASA/ISO 25 to 800. Dots between the

SPEED

as

32, 40, etc.

(see

illustration). Once you

lined up the ASA/ISO number, retighten the

in

place.

: When

shooting

ASAjlSO

predominantly light

to

make

ring

to

a higher

exposure

or

lower

or

dark-toned
compensation
setting.

subjects,

by resetting

A/

10

SETTING THE SHUTTER

The

shutter

speed setting necessary for proper flash

SPEED

DIAL

synchronization depends on the type
the

film speed

set

on

the

lens ASA/ISO ring and

of

sync cord used,

the

Nikon

or

to

Nikkormat

the table below for the

setting .

camera

you are using. Please refer
appropriate

shutter

speed

• With 2-pin

ASA/ISO
film speed

~

800-100

80--25

• With

ASA/ISO
film speed

~

800-100

80-25

* With

the

power

3-pin

the

Sync

Sync

camera

supply

Cord

F3·Series

(via AS·4

AS-7)

1/80

sec. (X)

or

slower

1/60

sec.

or

slower

Cord

F3·series
(via AS·4
or

AS·7)

All

settings*

1/60
or

slower

set

for

for

the

SC-20

FA, FE2,

FM2 (with

or

1/250

sync

1/250

or

1/125

or

SC-22

FA, FE2 FE

All

settings*

sec.

automatic

Medical-Nikkor

1/125

or

operation

sec.

speed)

sec. 1/125 sec.

slower

sec.

slower

sec .

slower

120mm

or

1/60

or

AUTO,

1/125

or
1/60

or

or

at

certain manual

f/41F

FE

slower

sec.

slower

sec.

slower*

sec.

slower

lens

FM2 (with

/2

00

sec.

1

sync

speed)

1

/200

sec.

(X200)

or

slower

1/ 125 sec.

or

slower

FM2 (with FM2 (with
1/250

sec.

sync

speed)

1/250

sec.

or

slower

1/125

sec.

or

slower

shutter

is

turned

on.

speeds,

1/200

sync

1/200

or

1/125

or

the

sec.

speed)

sec.

(X200)

slower

sec.

slower

proper

F-301 /

All

1/60

or

sync speed

N2000

,

FG

settings* All settings*

sec.

slower

is

automatically

EM

B

set when

11

- OPERATION-continued

-----------

-

-----------

READY -LIGHT INDICATION

After the power supply
ready-light, built into the top
as

soon

as
taken, the ready-light goes out,
as

soon
again.
reproduction ratio visible inside the viewfinder serves
as

a ready-light. Thus, you can take pictures with any
Nikon or Nikkormat camera wit h
from the viewfinder.

If the Medical-Nikkor

SC-22 sync cord and the Nikon F3-series (via
AS-7),

EM

or
Cord"), the ready-light inside the camera's viewfinder
operates, too.

the ringlight

as

the ringlight

In

addition, with the

FA,

FE2, FE,

(see the previous section, "Connecting the Sync

is

switched on, a red

of

the lens barrel, lights up

is

ready to fire.

but

is

recycled and ready to fire

OAT

is

used

in

FM2,

F-301jN2000, FG, FG-20,

When

then comes back on

A button on, the

out

removing your eye

conjunction with the

LED

the shot

AS-4

or

is

12

FOCUSING/DETERMINING THE EXPOSURE

This lens focuses

lenses do.
important

the

subject

if

you

wish
ratio, first
(e.g.

1/4X)

appears

sharp. This will

predetermined

the

to

the

lens

provide

Because
once
set

in

the
Therefore
to

you,

, if

simply

appears sharp

to

take
set
and

pictures

the

focusing ring

then

move

reproduction

focusing ring

is

focused,

the

correct

same way as

the

reproduction

turn

the

in

the

at a certain

to

in

and

produce

ratio.

is

coupled

the

aperture

exposure

other

Nikon/Nikkor

ratio

focusing ring until

viewfinder.

reproduction

the

desired

out

until

photographs

to

the

is

simultaneously

when

ringlight.

the

ambient

If

illuminate

Note

1: If

and/or

microprism focusing aid,

cannot

be used.

fiel d instead.
Note

2: If

of

you

backing;

the

meter

distance scale conversion
sticker's
top

the

you

light

subject.

are using a

In

this case,

want

to

convert

then

attach

scale.

is

dim, use

(For

details, see page

camera

with a split-image rangefinder

they

focus

the

distance

sticker

provided.

the

sticker

the

focusing lamp

may

on

the

scale

to

the

18.)

become

surrounding

to

First peel

focusing ring

is

less

How

eve r,

setting

the

subject

at

diaphragm ,

using

the

to

dark and

matte

feet,

use

the

off

the

on

a

13

- OPERATION-

continued

------------------------

SETTING THE REPRODUCTION RATIO

To

set

the

simply

tion
want

attach

below), and

reproduction
Once
distance

Use
duction

desired

• Mounting

reproduction

turn

the

focusing ring until

ratio

on

the

to

shoot

the

the

the

subject

at

2X

close-up

set

ratio

reproduction

and

aperture

table

on

ratio according to

area .

the

2X

magnifications

the

the

Before mounting the

sure the aperture

grasp

the

attachment
threaded
ringlight, and while
lens clockwise until

then

reproduction

The
set

portion

obtained

attachment

to

any

of

according

ratio between O.8X

lens can be removed with

value.

ratio between 1/11 X and 1

white scale clicks

attachment

focusing ring

on

the orange scale.

ratio

are

automatically set.

next

page
the

Close-Up

2X

close-up attachment

the prime lens

lens by its knurled ring, insert

into

the

app

lying slight pressure, screw

it

stops

to

the

desired reproduc-

into

between

lens (as described

to

is

set,

both

to

determine

focused distance and

Attachment

is

set to

hole

in

the

. Proper

the

exposure value

continuous

and

2X.

place. If

O.8X

the

appropriate

the

Lens

lens,

f132.

center

ly variable

the

and 2X,

focused

the

repro-

make

Then,

of

aperture

X,

you

the

the
the
the

is

14

Note: With the
is

fixed

at

f/32 regardless

attachment

of

lens
the

attached,

aperture

the

operative

set

on the scale.

aperture

• Prime

Reproduc-

Note:
+ indicates rear (farther) depth.

- indicates
Focused distance means distance between subject and film surface.
Circle of confusion for the Medical-Nikkor 120mm f/4

Lens

Only

tion ratio distance

1/11X

1/8X

1/6X

1/5X

1/4X

1/3X

1/2.5 X

1/2X

1/1.5X

1/1.2X

1X

Focused m Depth of field

1.6

(5.25)

1.2

(3.94)

0.95

(3.12) - 12.7 - 0.500

0.83

(2.72)

0.7

(2.3) - 8.15 - 0.321

0.6

(1.97)

0.53 +4.99 (+0.196)

(1.74)

0.47

(1.54)

0.4

(1.31 )

0.37

(1.21 )

0.35

(1.15)

front

(nearer) depth.

(ft)

+ 25.4 ! + 1.0001

-24.4
+17.9!+0.7051

-17.3

+

13.2!

+10.8!+0.4

-10.5

+8.45!+0.3331

+6.18 (+0.243)

-5

-4.81

+3.85 !+0.1521

-3.71

+2.74!+0.108)

-2

+2.07!+0.

- 1.99

+1.63!+0.

-1.56

mm

.97

.64

(in.)

- 0.961

-0.681
+0.5201

25

-0.413

(-0.235)

(- 0.189)

-0.146

-0.104)

081

-0.078

064

-0.061

Subject field

mm

264 x 396

(10.40 x 15.59)

192 x 288

(7.56 x 11.34)

144x216

(5.67 x 8.50)

120x180

1

(4.72 x 7.09)

96 x 144

(3.78 x 5.67)

72 x 108

(2.83 x 4.25)

60 x 90

(2.36 x 3.54)

48 x 72

(1.89 x 2.83)

36 x 54

(1.42 x 2.13)

28.8 x 43.2

1

(1.13 x 1.70)

24 x 36

1

(0.94 x 1.42)

(in.)

IF

is

1/20mm.

•

With

2X

Close-Up

Reproduc- Focused m Depth of field

tion ratio distance (ft.)

0.8X

0.85X

0.9X

0.95X

1X

1.1X

1.2X

1.3X

1.5 X

1.8X

2X

Attachment

mm

0.33

(1.08)

0.325
(1.07 )

0.32

(1.05)

0.315

(1.03)

0.31

(1.02)

0.30 + 1.28

(0.98)

0.29

(0.95)

0.285
(0.94)

0.275
(0.90)

0.27

(0.89)

0.26

(0.85) - 0.40

+

2.47!+

- 2.35 - 0.093
+ 2.21 (+0.087)

- 2.11 (- 0.083)
+ 1.95 (+0.077)

- 1.88 (- 0.074)
+ 1.78

- 1.71 (- 0.067
+ 1.55

- 1.50 - 0.059

- 1.23 (- 0.048)
+ 1.10 !+0.0431

- 1.06
+ 0.90

- 0.86 - 0.034
+0.67!+0.

- 0.65 - 0.026

0.521+

+

- 0.50 - 0.020

+0.41 (+0.0161

Lens

(in.)

0.0971

(+

0.0701

i+

0.

(+

0.050)

-0.042

!+

0.0351

0.

(-0.016

061

026

020

Subject field

(1.18 x 1.77)

28.2 x 42.4

(1.11 x 1.67)

(1.05 x 1.57)

25.3 x 37.9

(1.00 x 1.49)

1

(0.94 x 1.42)

21.8 x 32.7

(0.86 x 1.29)

(0.79 x 1.18)

18.5 x 27.7

(0.73 x 1.09)

1

(0.63 x 0.94)

13.3 x 20

1

(0.52 x 0.79)

(0.47 x 0.71)

mm

(in.)

30 x

45

26.7 x 40

24 x 36

20

x 30

16 x 24

12 x 18

15

-OPERATION-continued-----------------------

IMPRINTING THE REPRODUCTION RATIO

The

determines whether or not data

viewfinder and imprinted on the film.

When
the down or
ratio set on the
hand corner of the viewfinder
ringlight flash

when the flash
Then, at the instant
the same place on the
attachment lens

O.8X

Press
the up or OFF position.
data

imprinted on the film.

If you shoot with the focusing ring set between click­stops, the reproduction ratio
inside the finder.
button
will

Note:
or
corner
not

OAT

A button on the side

the

OAT

A button

ON

position. I n this case, the reproduction

lens

is

ready to fire. Because the data glows

is

recycled, you can

in

and 2X

is

will

be

the

OAT

A button a second time, and it returns to

not visible inside the viewfinder nor

is

pushed once, it remains

appears

of

in

green

exposure, the data
film

frame.

place, the reproduction ratio between

displayed and imprinted

With

the button

will

In

is

in

not

be

When using

impossible

of

the

show

up if

the OF F position,

imprinted on the film.

to

read if

frame

the

this case, make sure the

so

color

film,

the

the

is

green;

background

imprinted

background

with

black·and-white

is

light in

of

the lens barrel

will

be

displayed

at

the lower right-

image

as

use

it

as

With

the 2X close-up

in

not

be

shown correctly

is

in

soon

as

a ready-light.

imprinted

in

green.

this position,

will

it

OAT

that the incorrect data

data

may be

in

tone

the

.

difficult

lower right-hand

film, it

may

the

in

the

at

be

A

16

STOP-DOWN

EXPOSURE

MEASUREMENT

Although the lens has a built-in ringlight for shooting,
you

can

take
stop-down
focused

or

method

set
Medical-Nikkor
aperture, which can be read

pictures

to

get

the

correct
camera's depth-of-field preview
lens down
camera on

to

the taking aperture prior

Automatic
speed manually.
measurement, refer

without

it.

In

this case, use

for exposure measurement. When

to

a particular reproduction ratio,

is

also automatically

off

exposure, you

set

to

a particular

the focusing ring.

must

depress the

button

to
to

or

before adjusting the

(For

details

about

stop-down exposure

to

your

camera's instruction manual.)

stop

using

shutter

the
the

Then,

the
the

Note : If the automatically
below

approx.

1/125

sec., the use

is

era/lens assembly
will

come

out

recommended . Otherwise, the photograph

blurred because

or

manually selected

of

a tripod to

of

camera shake.

shutter

support

speed

the

cam-

is

17

FOCUSING LAMP

If the ambient light

is

dim, push the

LAMP

button to

illuminate the subject for focusing. After removi ng

your finger from the button, the lamp stays on for 16

off

seconds, then turns
If

necessary, you can press the button once again. After

automatically to conserve power.

taking a picture using the ringlight, the focusing lamp
immediately goes out. To turn the focusing
before the 16-sec. automatic timing period

lamp

is

up, simply

off

switch off the power supply.

If

the focusing lamp fails to light

button

is

pushed, it needs replacement. First, remove the

up

after the

LAMP

power cord from the lens; then remove the lamp cover
by

unscrewing it counterclockwise. Then,

whil

e applying
pressure, turn the old bulb counterclockwise and replace
it with a
the

new

one.

Align

new

bulb with the notched portion

the protrusions

at

the

of

base

of

the lamp
housing and, while app lying pressure, turn the bulb
clockwise until it

is

fully seated into position. Finally,

replace the lamp cover. For your convenience, a spare

is

provided with the lens.

bulb

RECOMMENDED

FOCUSING

SCREENS-------------

Various interchangeable focusing screens are
F3-

and F2-series cameras to
ture-taking situation. Those which are recommended for
use with your lens are listed below. For screens used with
N ikon cameras other than

K E B

Camera

::s:

F3
F2

© © ©
© © ©

su

it

any type of

F3-

and F2-series cameras

C 0

AIL

©

0

©

0

0

0

ava

Gl

ilable for

lens

or

G2

pic-

© = Excellent focusing

o = Acceptable focusing

SI

ight vignetting or moire phenomenon affects the screen

But the

Blank means not usable.

image

on

film

shows

no

trace

of

this.

(e.g.,

Nikon

FA,

FE2,

FM2

and FE), refer to the column
for F3-series cameras. For the
screens, refer to the columns on the K, Ba
respectively. For detail
screen's instruction sheet.

G3

0

0

G4

Hl

image.

H2

© 0 © © © © ©

©

s,

also refer to the specific focusing

H3

0

H4

K2,

J

©

B2

and

E2

focusing

nd

E screens,

P M R T U

©

©

19

CAUTIONS---------

1. Due to the electrical characteristics of the Medical­Nikkor's ringlight flash and focusing lamp, this lens

in

an

should not be used
an oxygen-enriched atmosphere) or
to highly combustible materials (i.e.,
bottles). .

2.

To eliminate any possibility
following precautions should
the Medical-Nikkor lens with the
unit.
.

Do

not

attempt to repair the
yourself. Tampering with their internal circuits with
the cover removed can result

Leave

shock.
or send the unit directly to the manufacturer .

•

Be

sure to turn the power switch to the
position before opening the battery compartment to
replace the batteries
the terminals with the switch
can cause

repairs to

an

electric shock.

explosive environment (i.e.,

an

in

the

in

close proximity

high

-pressure

of

electric shock, the

be

observed when using

AC

or

DC

AC

or

DC

power units

in

a dangerous electric

authorized Nikon dealer

DC

power unit. Touching
in

the "ON" position

gas

power

"OFF"

LENS

CARE

• Although you should always keep the lens surfaces
clean, rough cleaning must
a soft, clean cotton cloth moistened with a
to remove grease or fingerprints from the
surfaces.

If

you
sometimes appears on the surface
coated
cotton cloth moistened with alcohol.

Keep

•
in

use

• Attach both the front and rear caps when the
lens

is

---------

use

ether

in

lens.

If

this happens, wipe it

the

lens

cap

in

.

stored separately.

place whenever the

be

avoided.

cleaning the lens, a smudge

Wipe

of

again

lens

a multi-

with a

lc

is

with

ohol

lens

not

20

ABOUT

• Before connecting
cord, make sure the LA-2's

nected

• With an

the

To

•

(a plastic tap

cord arou nd

• Never

GROUNDING------

to

a wall

outlet

outlet

having a ground terminal,

ground cord securely

connect

the

connect

ground

cannot

the

tap.

the ground cord

or

disconnecting

AC

.

to

the

cord

to

be used), securely wind the

the

is

not

connect

ground

plug

ground terminal.

a metalic water tap

to

a gas pipe.

con-

ACCESSORIES--------

Compartment
This optional black leatherette
accommodates a Medical-Nikkor

mounted
not), a 2X close-up

unit,

the
You can use
provided

3m

Power

Enables

used up

Case

on a camera

necessary

either

to

carry

the

Cord

the

Medical-Nikkor

to

three meters

for

Medical-Nikkor

compartment

body (motor-drive equipped

attachment

cords

the hand strap

complete

off

lens, an

and

set

120mm

the

power supply.

120mm

120mm

AC

other

small accessories_

or

the shoulder strap

around.

f/4

IF lens

f/4

case easily

f/4

IF lens

or

DC

power

IF

to

or

be

21

SPECIFICATIONS---------------------

Focallength

Maximum aperture

Lens construction

Picture angle
Distance scale

Aperture scale

Diaphragm

Reproduction ratio

Data imprinting

Flash illumination

22

120mm (at 1/11

X)

f/4

lens:

Prime
6 groups;

2 elements

9 elements

2X

attachment

in

1 group

in

lens

:

20°30'
Graduated

in

meters from 1.6m to

0.35m for 1/11 X to 1 X (white
numerals) and 0.33m to 0.2
for 0.8X to
when using

2X

(orange numerals)

2X

close-up attach-

6m

ment lens; sticker-type conver­sion scale for feet also provided
f/4- f/32

Fully automatic; guide number
system automatically sets
appropriate aperture
distance

is

set on focusing ring

as

subject

Continuously variable from 1/11 X
to 1 X (prime
to

2X

ment

lens)

Reproduction ratios (1/11 X­can

be
hand corner
shooting also possible
DATA
Via

built-in Xenon ringlight
flashtube;
60W/sec.; flash output

(with

2X

recorded

of

button

output

lens

only) and 0.8X

close-up attach-

in

lower right-

the film; non-data

by

leaving

in

OFF position

approx.

via

silicon-

2X)

Ready-light

Focusing lamp

Attachment size
Attachment lens

Mount
Power source

AC

Power Unit

Film

speed

ASA/ISO

25

ASA/ISO

100

Recycling

controlled rectifier and series
circuitry determined

ring setting;

flash

apfJrox. 1/500 sec. at ASA/ISO

Provided; red

LED
barrel; reproduction ratio seen
in

the viewfinder also serves
ready-light
Provided; 12V lamp
lens

glows

for 16

is

taken off

LAMP
matically stops glowing when
ringlight fires or power source
turned off

(P=O.

49mm
49mm,
lens

provided

7 5mm)

2X

close-up attachment

Nikon bayonet mount
AC

Power Unit

Power Unit

LA-2

LD-2
provided with a neckstrap)

LA-2

times

Approx.
6 sec.

Approx.
4 sec.

Number

by

ASA/ISO

duration

on top

of

at

front

sec.

after finger

button; auto-

and

DC

(both are

of

flashes

Unlimited

25

lens

as

of

is

DC

Power Unit

Film

speed

ASA/ISO

25

ASA/ISO

100

Dimensions

LD-2

(with 8 AA-type batteries)

Recycling times Number

Manganese
batteries

Approx
12 sec.

Approx.
5 sec.

Alkaline­manganese
batteries

. Approx.

9 sec.
Approx. Approx.

4 sec.

98mmt/>

142mm extension from flange

Weight

Approx.890g (prime

Accessories provided:

lens

Front
Rear lens cap

cap

LF

-1

12V lamp

4-pin power cord

5C-21
2-pin sync cord 5C-20
3-pin sync cord 5C-22
Distance scale conversion sticker

Optional accessories:

AC

Power Unit

DC

Power Unit LD-2

LA-2

Leatherette Compartment
3m

Power Cord

of

flashes

Manganese
batteries

Approx. Approx.

50

250

Alkaline­manganese
batteries

90

Approx.

450

x 150mm long (overall);

lens

only)

Case

Specifications and designs are subject

to

change

without

notice.

23

No

reproduction in any

in

whole
critical articles
written

or in part (except

authorization

form

or

reviews). may

from

of

for

brief

be

Nippon

this

booklet.

quotation

made

Kogaku K.K.

in

without

(Nikon)

NIPPON KOGAKU K.K.

Fuji Bldg

Phone: [phone] Telex: J22601

.•

2-3. Marunouchi

3-<:home.

Chiyoda-ku. Tokyo 100. Japan

(NIKON)

Printed in Japan

Fax: [phone]

8&056

-e06