Focus
Manual
Mount
Olympus OM
Format
35mm full frame
Groups
7
Elements
7
Weight
385g
Filter Thread
55mm
Length mm
71
Spec Notes
Constant-f/4 standard zoom, S series. MC and earlier non-MC markings fold (coating only). One optical version.
Max Aperture
f/4
Min Focus Distance
75cm
Aperture Blades
6
Introduced
1980
Focal Length (Max)
70mm
Focal Length (Min)
35mm