Product description The Mark V EF-E5 Canon EF Lens to Sony E-Mount Body Adapter with OLED Screen from VILTROX is designed to allow a Canon EF-mount lens to be used with autofocus on a Sony E-mount camera. The programmable OLED display can show focal length, aperture, aperture mode, and Debug mode. The Debug allows manual adjustment for incompatible lenses, the plus and minus buttons allow focus parameters to be adjusted. Supports electronic communication between camera and lens to enable autofocus OLED display Microfocus adjustment mode Integrated switch for phase-detection or contrast-detection autofocus setting Supports Image Stabilization Removable tripod foot with 1/4"-20 thread