This adapter can not be compatiable with Full Frame Camera and 650D, 700D<br> Although the lens fit physically, automatic diaphragm, auto-focusing, or any other functions not operate correctly while using this adapter<br> In this case since the lens does not have the ability to have its aperture controlled by the camera body<br> You can with manual mode or aperture priority mode<br> For this inchAF inch adapter, it is didn't mean you can use Auto focus, it only have an indication (bee sound) when you manual focus actually<br> For F AI AIS lens to EF 5D 7D 600D DC192<br> This fabulous Adapter can enable cameras to work with a variety of accessories<br> It allow the owner to widen the scope of photography they undertake<br> With AF-Confirm Chip<br> EXIF is fixed 50mm f1.4<br> Supports AV (Aperture Priority) and Manual Mode<br> fixed a bug of focus on 60D, 550D, 7D, and reprinted contacts<br> Make AI AF mount lenses can be used on EF camera body<br> It is a aperture pin stop down flange version<br> It is possible to use Macro rings and other accessories<br> It can focusing infinite<br> Material: Chrome-plated Brass<br> Colour: silver<br> To Mount:<br> Attach the adapter onto the Lens, then mount them onto the camera<br> To Remove:<br> Remove both lens / adapter together from the camera, then the lens lock and then remove the adapter from the lens simultaneously<br> Package Contents:<br> 5 x AF Confirm for Lens to Camera Mount Adapter<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.