Focus
Manual
Mount
M42
Format
35mm full frame
Made By
Riken Optical Co.
Weight
230g
Filter Thread
52mm
Length mm
46
Generation
Auto Rikenon
Stabilized
No
Diameter mm
62
Max Aperture
f/2
Min Aperture
f/16
Min Focus Distance
49cm
Weather Sealed
No
Aperture Blades
6
Focal Length (Max)
50mm
Focal Length (Min)
50mm