| Olympus OM-1 MD |
| System |
Olympus OM-System |
| Camera Type |
35mm Single Lens
Reflex with focal plane shutter |
| Film Size and
Capacity |
35mm perforated film
in 12, 20, or 36 exposure cartridges
removable hinged back accepts 250 exposure back and Recordata back (optional accessories). |
| Film Format |
24mm x 36mm |
| Standard Lens |
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 |
| Lens Mount |
Olympus OM Mount,
bayonet type |
| Minimum
Focusing Distance |
45cm (17 ¾
inches) with standard lens |
| Lens Accessory
Size |
49mm threaded for F1.8
and F1.4 lenses; 55mm threaded for F1.2 lens |
| Shutter |
Focal plane shutter,
dial mounted control, with speeds 1 to 1/1000 second plus B |
| Self-Timer |
4-12 second delay
lever type; can be stopped after actuation |
| Exposure
Measurement |
Two highly-sensitive
CdS cells located on either side of the eyepiece provide through-the-lens open aperture
light measurement. Match needle setting visible in viewfinder. On/Off switch
located atop camera |
| Exposure Range |
EV 2-17 (ASA 100 with
F1.4 standard lens) |
| Battery |
1.3 volt mercury
battery (Eveready E625, MAalory RM625-R, GE No. 625 or equivalent) |
| Film Speed
Range |
ASA 25-1600 |
| Viewfinder |
Pentaprism type
wide-vision finder shows 97% of actual picture field
Interchangeable focusing screens
Visible exposure meter needle |
| Viewfinder
Magnification |
0.92X at infinity with
standard 50mm lens |
| Viewfinder
Apparent Field View |
23° 30' & 35° |
| Focusing
Screens |
1-1 Microprism Matte
type provided.
Interchangeable with any of 11 additional screens |
| Reflex Mirror |
Oversize
Quick-return type with mirror lock-up control |
| Flash Contacts |
X and FP with switch |
| Flash
Synchronization |
With electronic flash
(X) 1 to 1/60 second
With Class "M" bulbs (X) 1 to 1/15 second
With Class "F" bulbs (X) 1 to 1/15 second
With focal plane bulbs (FP) 1/60 to 1/1000 second |
| Hot Shoe
Socket |
Built-in Easy to
attach Olympus hot shoe available |
| Film Advance
(Manual) |
Ratchet type film
advance. May be advanced in one stroke or several short strokes for a total of 150°
rotation. Built-in prevention against double advance with double exposure override
capability |
| Film Advance
(Motor Drive) |
When attached with
motor drive units, single frame and sequential filming of 5 frames per second in optimal
conditions possible |
| Exposure
Counter |
Progressive type from
"S" (Start) to 36 and "E" (End). Counter automatically resets to
"S" when rear cover opened |
| Film Rewinding |
Rewind crank with
automatic resetting rewind release lever |
| Rear Cover |
Removable hinge type.
Interchangeable with Recordata Back and 250 Film Back |
| Dimensions and
Weights |
With F1.8 lens - 136mm
x 83mm x 81mm (5 3/8" x 3 1/4" x 3 3/16"): 660 gr. (23.3 oz)
With F1.4 lens - 136mm x 83mm x 86mm (5 3/8" x 3 1/4" x 3 3/8"): 720 gr.
(25.4 oz)
With F1.2 lens - 136mm x 83mm x 97mm (5 3/8" x 3 1/4" x 3 13/16"): 800 gr.
(28.2 oz)
Body Only - 136mm x 83mm x 50mm (5 3/8" x 3 1/4" x 2"): 490 gr. (17.3 oz) |
