Post-war lens, intended to be used with FED cameras. Normal lens in normal mount but with different engravings. Used with a proper tube the engravings give the relationship between image size and object. Used for document and object reproduction.
Known serial numbers:
1283 ______ old diaphragm scale, camera 244954____ Aleksandrov66
2169 ______ old diaphragm scale, camera 253571____ Aleksandrov66
2492 ______ new diaphragm scale ____ eBay
3151 ______ old diaphragm scale, camera 232140____ Jacques coll.
4095 ______ old diaphragm scale, camera 252424 ____ Aleksandrov66
4432 ______ old diaphragm scale _____ geoffox23
6438 ______ old diaphragm scale _____ eBay
7080 ______ old diaphragm scale _____ Jacques coll.
8748 ______ old diaphragm scale _____ SovietCams
8892 ______ ? ____________________ eBay
90350 _____ old diaphragm scale _____ eBay
_________________________________________________________