M42 screw mount. The lens optics show no scratches, haze or fungus. Condition: Focusing is smooth and precise, the aperture is nice and snappy. MC multi-coated optics.
Carl Zeiss Jena Sonnar MC 4/300mm f/4 300mm mount Pentacon SIX No.1321
Carl Zeiss Jena Sonnar 13.5cm f4 for Contax Rangefinder
Carl Zeiss Jena DDR 50mm 2.8 m42 (№#06)
[Top MINT] Carl Zeiss JENA DDR MC Flektogon 20mm F2.8 MF Lens For M42 From JAPAN
Carl Zeiss Jena DDR MC Flektogon 35mm f/2.4 Lens M42 Mount
【MINT-】Carl Zeiss Jena DDR Flektogon Auto 35mm f/2.4 MC For M42 Lens From JAPAN
![[Top MINT] Carl Zeiss JENA DDR MC Flektogon 20mm F2.8 MF Lens For M42 From JAPAN](/images/thumb.php?i=42195612&s=195)
