The year of produce is 1980 year (two first digits).
Focal length: 135mm
Bayonet mount Kiev 10, 15
Format: 35mm SLR
Type: Fixed focus lens (fixed)
Focus: Manual focus
Optical scheme: 4 elements in 3 groups
Maximum aperture - f / 4.0
Minimum aperture - f / 22
Diaphragm blades - 12
Filter (mm) - 40
Weight (g) - 360
Focal length: 135 mm. Relative aperture: 1:4. Diaphragm: Manual.
Focusing range: from 1.2 m. Filter mount: M49 x 0.5 mm. Angle of view: 18 degrees.
The lens is inspected with dosimeter, no radiation traces found