Blackmagic Design URSA Cine Mount EF

To clear up any potential confusion, this is NOT Sony Alpha, but Alpa of Switzerland. You will most likely be using the Kern Macro Switar 50mm f/1.8 or f/1.9 apochromat lens on this adapter.

• Arri PL Lens to Leica/ Panasonic/ Sigma L-Mount camera
• Aluminum Alloy and Brass Construction with Chromium Plating 
• Felt material flocked Interior to reduce internal reflection
• Satin Surface Finish
• Detachable Arca-Type Tripod Foot, and compatible with Metabones Mount-Rod Support Kit (also compatible with Arca Swiss, Markins, and Photo Clam ball heads)