M42 screw thread fit. Classic manual focus lens. Life Through Lens. The rest of the lens looks ok. You can still use the lens, but you will have to shoot with it wide open, so could be ideal for low light or night shooting.
Meyer-Optik Gorlitz Domiplan Zebra 2.8/50 M42 Mount Camera Lens *Fungus*
Meyer-Optik Gorlitz Domiplan Zebra 2.8/50 M42 Mount Camera Lens
Meyer-Optik Gorlitz Domiplan 50mm f/2.8 M42 Camera Lens
MEYER OPTIK GORLITZ Domiplan 50mm 2.8 Prime Lens for M42 fit
Meyer Optik Gorlitz Lydith 3.5/30 Lens
Meyer-Optik Görlitz Oreston 50mm F/1.8 M42
