Focus
Manual
Mount
M42
Format
35mm full frame
Groups
4
Coating
Super-Multi-Coated
Elements
5
Weight
444g
Filter Thread
58mm
Length mm
80.5
Generation
Super-Multi-Coated (5-element; spans Super-Takumar to SMC)
Stabilized
No
Max Aperture
f/2.5
Min Aperture
f/22
Min Focus Distance
150cm
Weather Sealed
No
Aperture Blades
6
Introduced
1965
Focal Length (Max)
135mm
Focal Length (Min)
135mm