Leica
250mm f/4 Telyt-R I
Telephoto Lens
Produced between 1970 and 1979, the Leica 250mm f/4 Telyt-R I is a telephoto lens with an aperture range of f/4 to f/22. It features 6 lenses in 5 groups, an 8-blade diaphragm, and a closest focusing distance of 4.5m.