Nikon 5.6/6mm Fisheye-Nikkor 220 ca.1970. very RARE lens
Very rare, 220° angle of view lens with built-in filter revolver, in very good cosmetic condition, good optics only showing few dust particles, original front and rear caps, with matching finder Serialno. 333544 one Edge broken - see Picture - with cap, only around 200 of these lenses were made, together with the famous 2.8/6mm, the 5.6/6mm is the widest Nikkor lens ever made