Focus
Manual
Mount
Pentax K
Format
35mm full frame
Groups
4
Elements
4
Weight
365g
Filter Thread
52mm
Spec Notes
Budget K tele, 4/4, 52mm. DISTINCT from the M 135/3.5 (redesigned lighter). Produced 1975-1977.
Max Aperture
f/3.5
Min Focus Distance
150cm
Aperture Blades
6
Introduced
1975