Nikon 2.1cm (21mm) f/4 Nikkor-O Nippon Kogaku (NPK) Pat. Pending Non AI Manual Focus F-Mount Lens, Black/Chrome {52} Only for F, F2 at KEH Camera
Nikon 2.1cm (21mm) f/4 Nikkor-O Nippon Kogaku (NPK) Pat. Pending Non AI Manual Focus F-Mount Lens, Black/Chrome {52} Only for F, F2 at KEH Camera
![Kipon M-mount adapter / Voigtlander Color-Skopar 21mm F4 report: Nikon 1 System Talk Forum: Digital Photography Review Kipon M-mount adapter / Voigtlander Color-Skopar 21mm F4 report: Nikon 1 System Talk Forum: Digital Photography Review](https://4.img-dpreview.com/files/g/TS560x560~3235870.jpg)