Altix bayonet mount. Focal length 50mm. 12 blades aperture. Lens optics are clear. Made in Germany.
Altix-Nb Carl Zeiss Jena Tessar 50Mm F2.8 Altissa
Carl Zeiss Jena Tessar 50mm f2.8 Pentacon EXA Bayonet Mount Lens
Praktica Nova 35mm Film SLR Camera Carl Zeiss Jena Tessar f/2.8 50mm Lens
Carl Zeiss Jena Tessar DDR f/2.8 50mm Prime Lens M42 Screw Mount
Pentacon ZI SLR Camera with Carl Zeiss Jena Tessar 1:2 50mm T M42
Werra Mat Viewfinder Camera - Carl Zeiss Jena Tessar 2.8 50Mm Optics
