N°178723 · Family detail
NikonWide·NIKON S mount
Nikon Nikkor-O 21mm F/4
Specifications01
MountNIKON S
Focal length21mm
Max aperturef/4
TypeWide · Prime
Weight150 g
Filter size43 mm
Min focus distance0.9 m
Aperture blades7
Optical elements8
Groups4
AutofocusNo
StabilizationNo
Aperture controlAperture ring
EraFilm era
Production statusDiscontinued
Additional Info02
Lens TypeUltra-wide angle prime lens
Field Notes02
Nikon Nikkor-O is a fixed 21mm f/4 wide-angle lens for the Nikon S rangefinder mount, intended for wide scenics and architectural views.
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Other Mounts03
No alternate mounts are indexed for this family yet.