Supports Auto-focus Function
Supports EXIF Parameter Transmitting
Supports electronic aperture adjustment, the aperture can be displayed and adjusted via your camera smoothly
Supports the IS function of your EF/EF-S mount lens, making your shooting smooth, clear
Detachable and Standard 1/4 Tripod Foot at the Bottom
Made of Aluminum Alloy, Powerful and Stable

Compatible Lens : EF/EF-S Series Lens
Compatible Camera : M4/3 Mount Camera
Front installation : EF/EF-S Series Lens
Back installation : M4/3 Mount Camera
Camera-mount outer diameter : 39mm
Lens-mount outer diameter : 67mm
Length : 85mm
Net Weight : 211g