Canon Data Back FN lens mount_Exakta 6 V USM is a

6 V USM is a compact standard zoom lens for film or digital EF-mount cameras

with clean lens and good bellows

Approximately 4600 actuations

The DR-5 rotates 360 degrees and has switchable 1x/2x magnification for more precise focusing

Prakticar 2X Automatic Teleconverter Lens for the Praktica Electronic SLR mount

Canon Data Back FN lens mount_Exakta 6 V USM is aThe Canon Data Back FN attaches to a Canon New F 1 camera (not included) and provides basic three field data imprinting capability. The "Year" field includes years from 82 to 92, plus 0 8, a g, and I to IX. "Month" has 12 months, plus A to G, and the "Day" field has 31 numbers. In very good condition, with minor cosmetic wear. Includes box and case.