Focus
Autofocus
Mount
Nikon F
Format
35mm full frame
Groups
6
Elements
8
Weight
750g
Filter Thread
72mm
Length mm
144
Spec Notes
ED-IF tele. [I] 1986 / [II] 1987 (adds A/M switch + wider focus ring) / AF-D 1994 folded - same 8/6 (1 ED element) optics throughout. 9 straight blades. Min f/22 (KR, MED).
Diameter mm
78.5
Max Aperture
f/2.8
Min Aperture
f/22
Min Focus Distance
150cm
Aperture Blades
9
Introduced
1986
Electronic Contacts
Yes