Ed
Yes
Star
Yes
Focus
Manual
Mount
Pentax K
Format
35mm full frame
Groups
7
Elements
8
Weight
850g
Filter Thread
77mm
Spec Notes
8/7 ED (ED glass present but not engraved on barrel), 77mm. Successor to the M* 300/4 ED. Produced 1984-1989.
Max Aperture
f/4
Min Focus Distance
400cm
Aperture Blades
8
Introduced
1984