Automatic exposure setting is carried out by adjusting the aperture with
using an exposure meter
(shutter speed and film sensitivity are pre-set).
The exposure meter operates in the brightness range of 16–16000 nits with a film sensitivity of 16–500 GOST units.
The camera provides the ability to disable automation and set the aperture value manually. In this case, the exposure meter does not turn off.
The shutter is a fan type with metal petals.
Shutter cocking - lever, interlocked with film rewind mechanism and counter
frames.
Viewfinder – mirror, constant sighting (the mirror is removed only temporarily
shutter release). Focusing is done using a microraster and a matte ring,
which are in the center of the field of view. The design of the viewfinder allows you to sight while shooting without removing your glasses.
The rear wall of the chamber is hinged and hinged.
The camera is equipped with a sync contact for a flash lamp and a frame counter with automatic zero setting when opening the back wall
Technical specifications
Film width, mm. . . . . . . . . . . . . . . . . . . . . . 35
Frame format, mm. . . . . . . . . . . . . . . . . . . . . . . . 24×36
Number of frames on film. . . . . . . . . . . . . . 36
Main lens. . . . . . . . . . . . . . . . . . . . . . . "Helios"
Focal length, mm. . . . . . . . . . . . . . . . . . 50
Relative hole. . . . . . . . . . . . . . . . . . 12
Focusing limits, m. . . . . . . . . . . . . . . . . . 0.5 – ∞
Shutter speed, sec. . . . . . . . . . . . . . . . . . . . 1/2 – 1/1000 and “B”
Size of the viewfinder frame window, mm. . . . . 22x34
Overall dimensions, mm . . . . . . . . . . . . . . . . . . 148×100×88
Camera weight (without case), g. . . . . . . . . . . 980