|Moskva-4 type 1 (1956) image by Siim Vahur (Image rights)|
See also the article Moskva.
There are 2 types and 1 sub-types of the Moskva-4.  Type 2b is very rare.
- Film: 120 roll, picture size 6x9cm and 6x6cm with a mask
- Lens: Industar-23 110mm f/4.5
- Aperturee: up to f/32
- Shutter: central leaf shutter Moment-23C with speeds 1-1/250 +B
- Focus range: 1.5m to inf