Body group Main Features Table
| OM-1(n) | OM-2(n) | OM-2Sp | OM-3 | OM-4 | OM-3Ti | OM-4Ti | OM-10 | OM-20 | OM-30 | OM-40 | OM-707 | OM-101 | OM-2000 | ||
| Size (mm) | 136x83x50 | 136x83x50 | 136x84x50 | 136x84x50 | 136x84x50 | 136x84x50 | 136x84x50 | 135x84x50 | 135x84x50 | 135x84x50 | 135.5x86x53 | 146x89x522 | 151x90x63 | 138x87x51 | Size (mm) |
| Weight (g) | 510 | 520 | 540 | 540 | 540 | 510 | 510 | 4301 | 430 | 430 | 460 | 5953 | 569 | 430 | Weight (g) |
| Manual Shutter Speed Range |
1~1/1000 | 1~1/1000 | 1~1/1000 | 1~1/2000 | 1~1/2000 | 1~1/2000 | 1~1/2000 | 1~1/10004 | 1~1/1000 | 1~1/1000 | 1~1/1000 | N/A | 2~1/20005 | 1~1/2000 | Manual Shutter Speed Range |
| Auto Shutter Speed Range |
N/A | 120~1/10006 | 60~1/1000 | N/A | 120~1/20007 | N/A | 120~1/20007 | 2~1/1000 | 2~1/1000 | 2~1/1000 | 2~1/1000 | 2~1/2000 | 2~1/2000 | N/A | Auto Shutter Speed Range |
| ASA Range | 25~1600 | 12~1600 | 12~3200 | 6~3200 | 6~3200 | 6~3200 | 6~3200 | 25~1600 | 25~1600 | 25~1600 | 25~3200 | 25~3200 | 25~3200 | 25~3200 | ASA Range |
| Power Source | 1.35V Mercury (1x) | 1.5V Silver Oxide (2x) | 1.5V Silver Oxide (2x) | 1.5V Silver Oxide (2x) | 1.5V Silver Oxide (2x) | 1.5V Silver Oxide (2x) | 1.5V Silver Oxide (2x) | 1.5V Silver Oxide (2x) | 1.5V Silver Oxide (2x) | 1.5V Silver Oxide (5x) | 1.5V Silver Oxide (2x) | 1.5V AAA Alkaline Manganese (4x) | 1.5V AAA Alkaline Manganese (4x) | 1.5V Silver Oxide (2x) | Power Source |
| Finder View Field | 97% | 97% | 97% | 97% | 97% | 97% | 97% | 93% | 93% | 93% | 93% | 93% | 93% | 93% | Finder View Field |
| View- finder Magnifi- cation |
0.92x | 0.92x | 0.86x | 0.84x | 0.84x | 0.84x | 0.84x | 0.92x | 0.92x | 0.92x | 0.92x | 0.8x | 0.8x | 0.84x | View- finder Magnifi- cation |
| Focusing Screen | Exchang. (1-series) |
Exchang. (1-series) |
Exchang. (1-& 2- series) |
Exchang. (1-& 2- series) |
Exchang. (1-& 2- series) |
Exchang. (1-& 2- series) |
Exchang. (1-& 2- series) |
Fixed (1-13) |
Fixed (Lumi- Micron "13" type) |
Fixed (Lumi- Micron "13" type) |
Fixed (Lumi- Micron "13" type) |
Fixed (Super Lumi- Micron with AF frame) |
Fixed (Super Lumi- Micron "13" type) |
Fixed (Super Lumi- Micron "13" type) |
Focusing Screen |
| Motor Drive Speed | 5 fps | 5 fps | 3.5 fps | 5 fps | 5 fps | 5 fps | 5 fps | N/A | 5 fps | 5 fps | 3.5 fps | N/A | N/A | N/A | Motor Drive Speed |
| Winder Speed | 2.5 fps | 2.5 fps | 2.5 fps | 2.5 fps | 2.5 fps | 2.5 fps | 2.5 fps | 2.5 fps | 2.5 fps | 2.5 fps | 2.5 fps | 1.5 fps | 2 fps | N/A | Winder Speed |
| X-sync Speed | 1/60 | 1/60 | 1/60 | 1/60 | 1/60 | 1/60 | 1/60 | 1/60 | 1/60 | 1/60 | 1/60 | 1/100 | 1/80 | 1/125 | X-sync Speed |
| OTF Support |
No | Available light, flash |
Available light, flash |
No | Available light, flash |
Flash | Available light, flash |
Available light |
Available light |
Available light |
Available light, flash |
Available light, flash |
Available light, flash |
No | OTF Support |
| Special Features |
M,t8,B, MLm |
T,B | S,P,T,B, MLs |
M,S,H,t,R, B |
S,H,m,T,R,B, MLs |
M,S,H,T,F, R,B |
S,H,m,T,F, R,B,MLs |
t | t | f,t | E,P,T,MLs | P,A,p,F,T,B | P,p,T,B | M,S,D, MLs |
Special Features |
| OM-1(n) | OM-2(n) | OM-2Sp | OM-3 | OM-4 | OM-3Ti | OM-4Ti | OM-10 | OM-20 | OM-30 | OM-40 | OM-707 | OM-101 | OM-2000 |
1 Early versions (1978-1982) of the OM-10 were
450g, later versions weighed 430g. The OM-10 QD weighs 530g.
2 With Power Grip 100, w/o protruding section
3 With Power Grip 100
4 With Manual Adapter
5 With Manual Adapter 2
6 OM-2: 60~1/1000 sec, OM-2n:
120~1/1000 sec.
7 240~1/2000 sec. with spot
metering
8 OM-1n only
Special Features:
| M | Manual body, does not require batteries to operate |
| MLm | Mirror Lock-up (mechanical) |
| MLs | Mirror Lock-up (linked to self-timer) |
| S | Spot metering |
| H | Highlight/Shadow control with spot metering |
| m | Exposure memory (60 minutes) |
| E | ESP metering |
| P | Program mode |
| A | Auto Focus with dedicated lenses |
| f | Focus indicator with non-dedicated lenses; body dedicated with 35-70mm/F4 AF lens |
| p | Power Focus with dedicated lenses |
| T | TTL "OTF" Flash support (see also Camera Body / Flash Mode Compatibility Table) |
| t | Semi-dedicated System Flash support (Flash Ready/Flash OK LED, automatic X-sync with electronic shutter bodies) |
| F | Super FP Flash support with F280 |
| R | Rewind support with Motor Drive 2 |
| B | Exchangeable Camera Back |
| D | Double exposure button |