Olympus OM System T20 Operating Instructions Manual

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ELECTRONIC FLASH

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T2O

OPERATING

INSTRUCTIONS

greatly

We
This fully
making method "TTL

Flash.
We ask
tage of

T20

appreciate that

automatic,

lt

can also be switched for normal

you

to familiarize

possibilities

its

all

Flash

Photography

Camera

OM-2ru

OM-1 rrr

oM-10

oM-2

oM-1

Other

Cameras

you

have

acquired

electronically

Centralized

yourself

in

Control" developed

with its functions

photography.

Selection

Accessory

the special

controlled flash

auto/manual control.

of Mount

Shoe

4

Accessory

Shoe

4

Built onto the camera

Accessory

Shoe

3

Accessory

Accessory

Hot

1or2

1

Shoe

Shoe

Shoe

OlVmpus Electronic

unit is equipped with

by Olympus,

and operation in order

Selection of

.

TTL Centralized

.

Normal

o

Manual

o

Normal

.

Manual

.

Normal

.

Manual

.

TTL

o

Normal

a

Manual

o

Normal

o

Manual

.

Normal

o

Manual

.

Normal

o

Manual

also called

Flash

Auto

Auto

Auto

Centralized

Auto

(1/60

sec cannot

Auto

Auto

Auto

Flash

T20

the

TTL Auto

to

take advan-

Mode

Control

Control

be

epoch-

used)

F

lash

modes

cated

in red

vide

the viewfinder
charge/auto
sig na

l.

indi.

pro-

check

;

TABLE

OF CONTENTS

Flash

aT2O
o Table of
o

Description of
o Main
o

Loading the Batteries
o

Mounting the

o

TTL AUTO

o

NORMAL AUTO

(&

o

NORMAL AUTO
O

Advanced

OM-1 and

O

Calculator
o Flash Photography
o

MANUAL Flash
O

Handling

o

Care

Photography

Contents

Controls

ications

Specif

T20

Flash

Using the

Cameras

Care

for

Storage

Flash

other

Flash

Techniques Using the

OM-10

Panel

'.

. .

T20 and the OM-2

Using

the

than

in

.

OM)

Using the T20

T20

Special Situations

T2O and

and the OM-10

the OM-2,

with

1
2
3
5
6
6
7

the OM-1

11
15

.19
.20

.21
.23
.25
.25

DESCRIPTION

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Flash

Diffuser

Window

Lock

Knob

o-

Auto

Check

Lamp

TTL AUTO

Panel

Power

(blank)

Switch

NORMAL

Sensor

Window

AUTO

}_

External

Power

Socket

Charge

Lamp

lator

Calcu

AUTO/MANUAL

for NORMAL

(indicated

in meters)

ASA Scale

Distance

Mode

Switching Knob

Mode

Switching

Index

Panel

mode

Scale

Knob

Mark

Aperture

ASA

Switching

Knob

lator Panel

Calcu
Switching

NORMAL

Scale

Button

AUTO

Index

Mark

Battery
Cover

Champer

Calculator

Panel(

indicated

in feet)

MAIN

www.orphancameras.com

o

Type:

SPECTFtcArloffs"i

E nergy-saving,
Centralized

(with

unit
bility).

o

Guide

Number:

o

Coverage Angle: 40" vertical,

20(ASA100,
feet).

picture

o

Ffash

o

Reoycling

Duration:

Time:

1l4O,OOO

O.2-10sec.

on TTL AUTO

o

Ffashes

depending

per

set of AA Alkaline

TTL AUTO

o

Color Temperature:

o

Connection

Mechanical:

Electrical:

o

Exposure

depending

to Camera

Clip-on
Direct

Calculator:

Olympus
culator for
cameras

o

TTL AUTO

Aperture

SBC

(with

OM-2 onlyl

Setting Continuous,

ring

setting

Acceptance Angle;

Sensor

lens.

Working Range:

O.25-16m(1Oin.-S3ft.)(ASA 100,
1

series-circuit

Control

normal

area of

(TTL

auto and

meters) or

58o

35mm

-

1/1,000 sec.

AUTOI

manual

66(,454100,

horizontal

lens)

with AA alkaline

NORMAL

and

flash-to-subject

on

Batteries:

NORMAL

and

AUTO

d istance).
12O
AUTO

on flash-to-subject distance).

5,800'K.

(via

type

contact

Reversible

(hot

OM-2

OM-1,

(Normal

of

camera

accessory

shoe).

shoe)

plate

type

(TTL

Auto/Manuat);

OM-l0 and non-OM

Auto/Manual).

couples

with aperture

lens.

Matches

view of camera

.2 lens).

type TTL

capa-

(covers

.

batteries

(varies

-

500

(varies

-

blank

flash

on

for

cat-

TTL

AUTO

Check: Neon-flicker

finder

Ready

Light

o

TTL

AUTO Range

For Guidance

3.3- 15.7m( 10.8-54.8ft)

2.8-

14. I

-

2

t0

1.4- 7.lm(

-

|

5

r

oNORMAL

Aperture

Normal

Working

AUTO

AUTO

Setting: 2 apertures

Auto

Range:

& Ready

and

oMANUAL

Number:

Guide

on f

Ready

Light

oTermination

o

Power

F

o

Dimensions:

indication contact.

Source:

(incl.

via Electronic

.

(less

Check:

indication

m(

9.2-46.3fr)

m(

6.5-32.8f t)

4.6-23.3f t)

m(

3.3- l6.4ft)

types

Two

of

panel

indicated

Sensor

Light Check:

Ready

20

power

ull

Check:

of

Light

power

when fully

@

Ni-Cd

77

batteries)

13

indication

Charge lamp

contact.

(ASA

100)

Only

T20 are

available,

in meters

Acceptance

1 - 5m

-

2.5m

0.5

Light

Check

(ASA100,

f lash.

Charge

Emission:

switch

off

charged.

Two

1.5V

batteries).

Flash

(Dl

x

68

x 2.7

x

2.2"

indication.

provided.

contact

and viewfinder

each incorporating

or in feet.

(F4

and

F8

Angle:

(3.3ft.-17tt.l

(20in.
Same

above.

m) or

66

lamp

and viewfinder

Instantaneous.

T2O will

,

,penlight,

AA

AC house

@

AC

Adapter

(W)

x

57

oz.).

,5.6

View-

a calculator

ASA 100).

at

Approx.

20".

at F4,

-

8ft.)

F8.

at

as TTL AUTO

(ASA100,

ft.)

With

not fire

even

batteries

current

2.

(H)

mm,

160g

I

I

LOADING

THE BATTERIES

MOUNTING

THE

T2O

r)

-

Insert

properly.
There
ganese
batteries, and
batteries.

about 4 times longer than man­ganese

1.5V

two

are available UM-3

batteries,

batteries.

AA

size

AM-3

type alkaline

NR-AA

Alkaline batteries

batteries

type man-

type Ni-Cd

last

YES

NO

the

Slide
cessory

lock

knob in

the

arrow to lock

posttton.

into

T20

shoe and turn the

the

ac-

the direction of

f lash

the

in

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