Zoom
Yes
Focus
Manual
Mount
Pentax K
Format
35mm full frame
Groups
11
Elements
14
Weight
615g
Filter Thread
58mm
Spec Notes
Constant f/4 standard zoom, 0.1x. 58mm. K-bayonet SMC Pentax (NOT the M42 Takumar-Zoom). Element count single-source MED. Produced 1975-1984.
Max Aperture
f/4
Min Focus Distance
150cm
Aperture Blades
6
Introduced
1975