RainbowImaging V5 Program EMF Af Confirm Lens Adapter Mount M42 to Canon EOS DSLRs, for IDs, ID, Mark II III, IV, 7D, 5D Mark II, 5D, 7D, 60D, 50D, 40D, 30D, 550D, 500D, 450D, 1000D... Finest surface finishing. Can focus on infinitive Allows Top Class M42 Lens ( Zeiss, Praktica, Pentax, Zenit) use on EOS Film/Digital body. INCLUDED: 1X Brand new lens adapter mount with PCB