MAIN SPECIFICATIONS
System:
OLYMPUS
OM
System.
Camera
type
:
3Smm
Single Lens
Reflex
with
automatic
exposure
control
electronic
focal plane
shutter
.
Film
format:
24mm
x
36mm
.
Lens
mount:
OLYMPUS
OM
Mount,
bayonet
type
;
rotation
angle
70
°,
flange back
46mm
.
Shutter:
Focal plane
shutter,
auto
-
matic
exposure
control
from
120 seconds
to
1/1 ,
000
second
IASA
100
, F1.2,
at
normal
tempera-
ture
and
humidity).
Manual ex-
posure:
B,
1-1/1,000
sec
.,
ring
mounted
control.
Synchro:
FP'X
switch
type
contact,
in-
correct
flash
prevention.
(Accessory
shoe
mount
for
X
contact)
Automatic
exposure
control
:
Aperture
-
preferred
automat
ic exposure con-
trol
electronic
shutter
type.
TTL
Direct
Light
Measuring System.
Measuring range:
ASA
100
from
F 1.2,
120
seconds
to
F16,
1/1,000
second.
(EV
- 6.
S-EV18)
(at
nor
-
mal
temperature
and
humidity)
.
Light
sensors: 2 SBC sensors. Large
exposure
compensation
dial
: ±
2EV
(within
the
ASA
film
speed range).
Automatic
flash exposure:
Direct
contacts
for
TTL
Auto
Flash
(full
automatic
flash
with
T20
electronic
flash).
Manual exposure:
TTL
type.
Meas
ur
-
ing system:
Full
aperture
center
-
weighted
metering
. Measuring
range: EV1 .
S-EV17
(ASA
100
with
F1
.2 standard lens).
Light
sensors: 2 CdS sensors.
Specifications
subject
to
cha
n
ge
without
notice
III
Zero-method
with
needle visible
in
viewfinder.
Film
speed
setting
:
ASA
12-1600,
set
by
lifting
and
rotating
film
speed
dial.
Auto/Manual
selection:
By
selector
lever.
Power source:
Two
1.SV silver
oxide
batteries
[Eveready
(or
UCAR)
EPX
-
76
or
equivalents]
Battery
check:
3-stage
battery
check
lamp
(light
emitting
diode)
indi-
cates
full
Voltage, depleted charge,
and
exhaustion
of
batteries.
Shutter
lock
to
limit
drainage.
Mirror
unlock
:
Mirror
lock-up
can be
released
simultaneously
with
battery
check.
Viewfinder:
Pentaprism
type
wide
-
vi
-
sion
finder
.
Focusing screens: Wide selection
of
in-
terchangeable screens.
Standard
type
Focusing Screen
1-
13
(micro
prism
spl
it
image
matte
type).
Finder
view-field:
97
%
of
actual
pic
-
ture
field.
Viewfinder
magnification
: 0 .
92X
at
infinity
with
standard SOmm lens.
Apparent
field
view:
Vertical
23°30' ,
horizontal
3S
o.
Indicators
in
viewfinder
: 3-stage selec-
tor
lever.
(Auto
:
Shutte
r speed
in-
dicator.
- Manual: exposure
index
.
-
Off
:
nothing).
Exposure
compen
-
sation
marker
.
Charge/Auto
check
lamp
(with
T20
Electronic
Flash
mounted).
Reflex
mirror:
Oversize,
qu
i
ck
return
6
type
(without
lock-upl.
Film
loading
:
OLYMPUS
easy
loading
.
Manual
film
advance: Lever
type
with
1S0° angle
for
one long
or
several
short
strokes, pre-advance angle
30
° , self-cocking,
double
advance
and
double
exposure
prevention
.
Motor
drive
advance:
With
Motor
Drive
1
unit
attached,
single frame and
continuous
advance
at
speed
of
S-
frame
per
second
(at
exposures
above
1/S00
se
c.,
with
fresh
bat-
teries and
at
normal
temperature
and
humidity).
Exposure
counter:
Progressive
type
with
automatic
reset.
Film
rewind:
Crank
type,
with
rewind
release lever setting,
automatic
re-
turn.
Self-timer:
4-12
second delay lever
type
with
180°
maximum
angle can
be
stopped
and reset
after
actuation.
Camera back: Removable hinge
type
,
with
memo
holder
.
Interchangeable
with
Recordata
Back 2 and 2S0
Film
Back 1.
Hot
Shoe
socket:
OLYMPUS
special
accessory shoe
(optional)
attach-
able.
Dimensions
and
weights:
Body
only
:
136x83xSOmm
(S
.
3S"x3.27"x1
.
97")
S20g (18.3
oz)
With
F1
.
8Iens
:
136x83x81mm
(S
.
3S"x3
.
27"x3.19")
690g
(24.3 oz)
With
F 1.4 lens:
136x83x
89mm
(S
.3S"
x3
.
27"x3
.
50")7S0g
(26
.S oz)
With
F 1.2 lens:
136x83x97mm
(S
.3S" x3.
27"x3
.
82")
830g
(29.3 oz)
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