The KMZ MIR-1B 37mm f/2.8 is a 37 mm prime lens with a maximum aperture of f/2.8 for the M42 mount. Here are its field of view on different sensors, hyperfocal distances and the cameras it fits.
Focal length
37 mm
Max aperture
f/2.8
Mount
M42
Designed for
1.52× crop
Field of view by sensor
| Sensor | Diagonal angle of view | 35 mm equivalent |
|---|---|---|
| APS-C (1.5×) | 41.8° | 57 mm |
| Canon APS-C (1.6×) | 40.2° | 59 mm |
| Micro Four Thirds | 32.6° | 74 mm |
Hyperfocal distance
| Focal length | f/2.8 | f/5.6 | f/8 | f/11 | f/16 |
|---|---|---|---|---|---|
| 37 mm | 25 m | 12 m | 8.7 m | 6.4 m | 4.4 m |
Circle of confusion 0.020 mm (sensor size the lens is designed for).
Cameras that fit (2)
Where to buy
B&H PhotoAmazonKEH (used)MPB (used)FAQ
What is the KMZ MIR-1B 37mm f/2.8 equivalent to on APS-C?
It is designed for a 1.52× sensor, giving a full-frame equivalent of 56 mm.
Which cameras is the KMZ MIR-1B 37mm f/2.8 compatible with?
It fits KMZ Zenit 122, KMZ Zenit 412LS (see the full list above).