Pixco 77mm Macro Reverse Mount Adapter for Canon EF EOS camera with 77mm filter thread lens 350D 300D 700D 650D 7D 70D 60D By mounting the lens backward on a camera body, you can create amazing macro images This lens mount adapter allows any 77mm lens become a macro lens on a Canon EOS camera body This reversal ring has a Canon EOS bayonet mount on one side and a 77mm male thread on the other. Greatly increases the macro reproduction range capabilities. Suitable for: 77mm thread with Canon EOS body