Focus
Manual
Mount
Nikon F
Format
35mm full frame
Groups
6
Elements
7
Weight
480g
Filter Thread
52mm
Length mm
74
Spec Notes
Noct-Nikkor with one hand-ground aspherical element (coma-corrected wide open). 7/6, multicoated. AI, 7 blades. Produced 1977-1982. Split from the AI-S (coupling + blade count 7->9).
Diameter mm
63
Max Aperture
f/1.2
Min Focus Distance
50cm
Aperture Blades
7
Introduced
1977