For sale is optical block with built-in iris diaphragm. No focusing mount.
It is for 35mm film. f/2, F=80mm. Coated. Experimental unit made in 1953 at Lenkinap factory.
Weight is 350gr. Length is 78mm.
Very good condition. Good and cheap part for some amateur's experiments.
This product was added to our catalog on Monday 05 May, 2008.