Focus
Manual
Mount
Olympus OM
Format
35mm full frame
Groups
9
Coating
multi-coated
Elements
11
Weight
250g
Filter Thread
55mm
Length mm
43.5
Spec Notes
Fast ultrawide with floating elements; MC-era lens, single version.
Diameter mm
60
Max Aperture
f/2
Min Focus Distance
20cm
Focal Length (Max)
21mm
Focal Length (Min)
21mm