Sounds like he used it on his 7D which means it will work with yours too. My thought s on the auto focus with these mounts is that by wanting a 50mm t1.4 lens you are wanting shallow DoF and never going to be shooting landscapes so will be focussing by eye anyway and don't need to worry about infinity.
Sounds like he used it on his 7D which means it will work with yours too. My thought s on the auto focus with these mounts is that by wanting a 50mm t1.4 lens you are wanting shallow DoF and never going to be shooting landscapes so will be focussing by eye anyway and don't need to worry about infinity.