Focus
Manual
Mount
Nikon F
Format
35mm full frame
Groups
4
Elements
4
Weight
3100g
Filter Thread
122mm
Length mm
471.5
Spec Notes
Non-ED (4/4). REQUIRES the AU-1/CU-1 focusing unit (interchangeable optical head). 122mm front + 52mm rear. Q=4.
Diameter mm
135
Max Aperture
f/4.5
Min Aperture
f/22
Min Focus Distance
500cm
Introduced
1961