CARL ZEISS JENA DDRlensTESSAR 3.5/50 TM42screw mount / thread mount Details:- CARL ZEISS JENA lens TESSAR 1:3.5 f=50mm T- the lens has the Zeiss T-coating- Serial no.: 3469489- has a preset aperture with an 14 blades iris- minimum focus distance: 0.7m- has a Ø 35.5mm (M35.5) filter thread- comes with front & rear lens capThe lens will fit all M42 screw mount cameras and almost every other cameras (also DSLR) with an optional adapter.This is an old lens an...d it has experienced some use during the last decades. The offered Tessar is in excellent condition for a lens built in the early 1950's and it's full working. The body shows some normal signs of use. The aperture works, there blades are covered with oil/grease. The focusing is smooth, the coated glass is free from fungus. No remarkably scratches, some tiny wipe marks. It also has the usual amount of tiny dust particles between the elements which won't affect anything.If you want lenses, just to inspect them under the microscope or under strong light to search signs of use and age, please pass my offer and do not even consider buying here!Thank you for accepting!Shipping to almost every destination in the world will takes approx. 14-30 days, some times it can takes a little bit longer due to customs processing, walkouts, etc...