Focus
Manual
Mount
Olympus OM
Format
35mm full frame
Groups
9
Coating
multi-coated
Elements
12
Weight
3900g
Filter Thread
46mm
Length mm
246
Spec Notes
Exotic super-fast ED tele with internal focusing; 46mm REAR slip-in filters (filter Mm records the rear drawer size — no front thread). One optical version; finish options fold.
Diameter mm
142
Max Aperture
f/2
Min Focus Distance
220cm
Focal Length (Max)
250mm
Focal Length (Min)
250mm