Voigtlander Retina DKL mount lens to Canon EOS EF mount adapter - for 5D III 6D 70D 700D 650D Leica M For using Hasselblad X mount

For using Hasselblad X mount mirrorless medium format digital cameras with all Mamiya 645 mount manual lenses

For using Pentax K mount DSLR cameras with Nikon F mount lenses

Note that the new Speed Boosters will only attach to Blackmagic cameras equipped with a Micro-4/3 mount

As shown in the left figure below

Voigtlander Retina DKL mount lens to Canon EOS EF mount adapter - for 5D III 6D 70D 700D 650D Leica M For using Hasselblad X mountFor using Canon EOS cameras with Voigtlander Bessamatic Retina DKL lenses. It supports infinity focus. You should remember that the pusher with the fixed ring doesn't work, so diaphragm control of the lens is set manually. It is possible to use Macro rings and other accessories.