N°173391 · Family detail
NikonWide·NIKON F mount·1977
Nikon AI Nikkor 28mm F/2
Specifications01
MountNIKON F
Focal length28mm
Max aperturef/2
TypeWide · Prime
Release year1977
Weight355 g
Filter size52 mm
Min focus distance0.3 m
Aperture blades7
Optical elements9
Groups8
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings only)
Lens hoodHN-1 - Screw-type round
TeleconvertersNikon Teleconverter TC-14→ 39.2mm F/2.8
Nikon Teleconverter TC-14A→ 39.2mm F/2.8
Nikon Teleconverter TC-200→ 56mm F/4
Nikon Teleconverter TC-201→ 56mm F/4
EraFilm era
Production statusDiscontinued
Additional Info02
ModelAi
SeriesNikkor
Lens TypeWide-angle prime lens
Iris Blades7
Focus Rotation Deg120
Field Notes02
Nikon F-mount manual-focus 28mm prime lens with a fixed f/2 aperture, suited for wide-angle photography such as street, environmental portraits, and low-light use. Compact standard-wide perspective.
AI-assisted summary — verify against linked sources
Other Mounts03
No alternate mounts are indexed for this family yet.