The Kenko Mount Adapter EF-FE enables the use of Tokina Canon EF lenses on Sony E-mount mirrorless cameras. It is ideal for photographers and videographers who have previously worked with Tokina lenses on Canon DSLR cameras and now want to use the Sony E-mount system. The adapter is compatible with Canon EF and EF-S lenses in AF modes for stills and video. It also offers the option of firmware updates via the micro USB port. With the exclusive Kenko Mount Adapter EF-FE, Tokina lens enthusiasts can bring their favorite lenses back into use and enjoy the proven performance of Tokina optics with their conventional camera system.