N°198283 · Family detail
NikonWide·NIKON F mount·1981
Nikon AI-S Nikkor 28mm F/2
Specifications01
MountNIKON F
Focal length28mm
Max aperturef/2
TypeWide · Prime
Release year1981
Weight345 g
Filter size52 mm
Min focus distance0.25 m
Aperture blades7
Optical elements9
Groups8
AutofocusNo
StabilizationNo
Aperture controlAperture ring (Manual settings + Auto Exposure setting)
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-S
SeriesNikkor
Lens TypeWide-angle prime lens
Iris Blades7
Focus Rotation Deg120
Field Notes02
Nikon AI-S Nikkor is a 28mm f/2 fixed wide-angle prime for Nikon F-mount cameras. It’s intended for general wide-angle use such as landscapes and street photography in good light.
AI-assisted summary — verify against linked sources
Other Mounts03
No alternate mounts are indexed for this family yet.