Vega-7, lens for 16mm cine camera
20 mm, f/2, C-mount, s/n 861616
Kiev automatics plant named after G.I.Petrovsky, Kiev, Ukraine, USSR

Very good condition. Lens is clear and does not have any fungus or scratches. Inside there are microspecks of microdust. Aperture ring rotates properly, focus ring rotates tightly. Body has small signs of age. 

This is modification of "Vega-7" lens with C-mount. Lens was default for professional cine-cameras "Kiev-16E", "Alpha", "Alpha-poluavtomat".

Characteristics:
Lens s/number - 861616
Number of lenses - 5 in four groups
Frame size - 16 mm
Angle of view - 35o
Number of aperture blades - 6
Limit of aperturing - 1:2 (max), 1:16 (min)
Resolving power - (centre/edge) 55/35 lines/mm
Minimal distance of focusing - 0.4 m
Type of thread - C-mount (25.4mm)
Type of filter thread - 35mm
Dimensions (mm): 38.5*38.5*37
Focal distance - 20 mm.
Mass - 75 g