Adapter CONTAX KIEV to  Sony Nex e-mount  with focusing. 

Tested on USSR Lens  

insaide mount: Jupiter-8 and Helios-103.

outside mount: Jupiter-9, Jupiter-11, Jupiter-12 ( only fullframe camera)

Should also fit lenses with contax-rf mount and Nikon S.

Adapter allow to focus in a wider range than the original focusing in camera. You can shoot macro without additional devices.

Make from kiev4 mount.

Focusing is done by screwing in and out one part adapter from another. 

Be careful the lens can completely unscrew.

Camera and lens on photo not included.

Caps included