Features: Made of Aluminum with High Quality Completely manual control, manual focus and manual exposure Without glass Not Focus to Infinity No electrical connection There is no ROM connection on the ring so diaphragm control of the lens is set manually Suitable for Cameras and Camcorders: For Canon EOS EF Mount cameras(such as for Canon EOS 600D/60D/1100D....etc) Lens mount adapter only, other accessories demo in the picture is not included Specification: Item Name: Lens mount adapter Material: Aluminium alloy Shape: Round Type: Extension Tubes Camera/Camcorder Fitting: Canon EOS Mount Lens Fitting: Canon FD lens Size: Outer Diameter: 6.5cm/2.56 Inner Diameter: 5cm/1.97 Color: Black+Silver Quantity: 1 Pc Note: 1.Please allow 1-3cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 x Lens mount adapter (without retail package)