Focus
Manual
Mount
Nikon F
Format
35mm full frame
Groups
6
Elements
8
Weight
2500g
Filter Thread
122mm
Length mm
249
Spec Notes
ED + IF redesign (8/6), Feb 1978. 122mm front + 39mm rear drop-in; built-in hood + collar. AI/AI-S fold. Split from the pre-IF on IF + optics + weight.
Diameter mm
138
Max Aperture
f/2.8
Min Aperture
f/22
Min Focus Distance
350cm
Introduced
1978