Focus
Manual
Mount
Olympus OM
Format
35mm full frame
Groups
8
Coating
multi-coated
Elements
9
Weight
250g
Filter Thread
49mm
Length mm
43
Spec Notes
Fast wide with floating elements. Possibly up to 3 marking/coating sub-versions (Farrar); differences unspecified in sources and fold into one row.
Diameter mm
60
Max Aperture
f/2
Min Focus Distance
30cm
Focal Length (Max)
28mm
Focal Length (Min)
28mm