Use old manual Canon FD lenses on your Canon EOS-M camera
Use Leica (M39 thread) lenses on your Canon EOS-M camera
Use your Takumur Pentax-K lens on your Sony E-mount camera
Use Canon EF lens with aperture control on your Sony E-mount camera
Use Leica-R lens on your Sony E-mount camera
Use Bronica ETR lenses on your Canon EOS camera
Use your Leica M39 lens on your bayonet Leica camera