From Leica Wiki (English)
Jump to navigationJump to search
- Production era - 1935-1950
- Type - Optical, near-focusing device for Elmar 5 cm lenses. Fits between camera and lens.
- Catalog number - 16500
- Variants - Nickel or chrome with optical portion in black lacquer. In 1939 a reproduction ratio scale from 1:6 to 1:17.5 was engraved on the focusing mount.