Fotodiox Pro Lens Mount Auto Adapter - Olympus Digital Zuiko OM 4/3 (OM4/3) Lens to Micro Four Thirds (MFT, M4/3) Mount Mirrorless Camera Body Premium Grade Fotodiox "Pro" Adapter Pass-Through Communication Allows for Auto Focus, Aperture and Exposure Infinity Focus Allowed Anodized Aluminum Construction with Smooth surface for effortless mount 24 month manufacturer warranty