This adapter can helps you mount your Tamron adapter III lens on Canon EOS Camera with AF Confirm.
Allows focusing to infinity.
Supports AV (Aperture Priority) and Manual Mode.
The chip enables camera viewfinder focus confirmation light and confirmation sound.
EXIF is fixed 50mm F1.4
All Tamron Adapter III Mount Lenses
All Canon EOS DSLR or Film SLR Camera
(Such as:7D,550D,1100D,450D,50D,40D ect)
EXCEPT EOS 30,30V,33V,5D III,700D,650D
Made of Aluminum
Pixco Adaptall Mount for Tamron Adaptall III Lens to Canon EOS Camera