Focus
Manual
Mount
Olympus OM
Format
35mm full frame
Elements
6 elements in 5 groups
Weight
170g
Filter Thread
49mm
Length mm
36
Production
1973–1987
Stabilized
No
Diameter mm
63
Max Aperture
f/1.8
Min Aperture
f/16
Focal Length
50mm
Min Focus Distance
45cm
Weather Sealed
No
Aperture Blades
6