Tessar 3.5/70 carl zeiss jena ddr  lens  Sony Nex e-mount or M42.  Adapted to Sony E-mount (Sony NEX) or M42 screw with focusing. 

The kit includes a lens and 2 adapters with a focuser. One adapted the lens with the inscription forward and is mounted on the Sony E-Nex, the second - the lens is installed with the inscription in the middle and has an M42 mount. 

Can work as macro lens.

Focuses from 10cm to infinity.  Tested on camera and works well . Lids included. Execution on Micro4/3 is possible.