Focus
Manual
Mount
Olympus OM
Format
35mm full frame
Groups
8
Coating
multi-coated
Elements
10
Weight
400g
Filter Thread
55mm
Length mm
74
Spec Notes
The premium constant-f/3.6 standard zoom. Some catalogs list it as f/3.5 — same lens, not a separate model. One version.
Max Aperture
f/3.6
Min Focus Distance
80cm
Aperture Blades
8
Introduced
1975
Focal Length (Max)
70mm
Focal Length (Min)
35mm