Specs 

Frame size, mm -- 24x58
Film used -- 35mm, perforated
Length of film in cassette, m -- 1,65
Number of frames -- 22
Shutter speeds, s -- 1/2 to 1/250 *
Eyepiece magnification -- 0,4^x
Field of view -- 110°x44°
Standard lens -- OF-28P
Focal length, mm -- 28
Maximum relative aperture -- 1:2,8
Angular field of the lens -- 120°x45°
Tripod bush thread -- 1/4"
Level accuracy -- 5°
Overall dimensions, mm -- 117,5x146x73
Mass, kg -- 0,9