Debuted in 1956. Super fast lens for Nikon S series. Coupling with rangefinder. 9 elements in 6 groups. E62 filter size. Largest diameter Nikkor lens for film camera. Internal mount. From 1959, updated to exernal mount.
Only 835 pcs produced for Nikon rangefinder cameras. 211pcs for Leica screw mount.

Very clean conditioned barrel. Slight signs of use on front edge. A linear scrach and faint paint peels on helicoid ring.
Fully serviced in June 2023. Excellent working condition.
Clear elements without haze. Slight cleaning marks on elements. A faint balsam separation on peripheral of inner element. No noticeable effect on pictures. Original coating remains on each element. Not coupling with Leica cameras because of its protruding rear element guard. Good to use with mirror less degital camera or live view.