Focus
Manual
Mount
M42
Format
35mm full frame
Groups
3
Coating
multi-coated
Made By
Riken Optical Co.
Elements
4
Weight
446g
Filter Thread
55mm
Generation
P (late version)
Stabilized
No
Max Aperture
f/2.8
Min Aperture
f/22
Min Focus Distance
150cm
Weather Sealed
No
Aperture Blades
6
Focal Length (Max)
135mm
Focal Length (Min)
135mm