Leitz Elmarit-R 28mm f2.8 (3 cam) brand_Kata Nikon AF Teleconverter TC-16A for

Nikon AF Teleconverter TC-16A for Nikon F mount

and suitable for use on most Nikon cameras or F-mount adapters

5 is a compact wide standard lens for Exakta-mount cameras

Nikon has a nice writeup on their historical site

Shoots well at ISO 400

Leitz Elmarit-R 28mm f2.8 (3 cam) brand_Kata Nikon AF Teleconverter TC-16A forThe Leitz Elmarit R 28mm f2. 8 (3 cam) is a fast, all metal lens for Leica R mount cameras. In good cosmetic condition, with some surface wear. Of note: its missing its hood lugs. Smooth focusing, clean diaphragm. Some internal dust, a few very minor cleaning marks on the front element. Not perfect, but in good working order.