Focus
Manual
Mount
Pentax K
Format
35mm full frame
Groups
7
Elements
7
Weight
170g
Filter Thread
49mm
Spec Notes
7/7 (same optic as the M 28/2.8). 49mm filter. Produced 1984-1988.
Max Aperture
f/2.8
Min Focus Distance
30cm
Aperture Blades
5
Introduced
1984