Carl Zeiss Planar T* 50mm 1:1.7 Fast Lens.Contax/Yashica Mount.
Contax Caps, Contax UV Filter, Exc: +
Optics:- Really Nice, No Issues.
Iris:-   Clean and Snappy
Lens Body:- Very Nice Please see Photos.
Focus:- Smooth.
Lens comes with Both Contax Lens caps and Contax UV Filter.