Adjustable Macro to Infinity Focus Olympus OM Lens to Canon EOS R Adapter

Adjustable Macro to Infinity Focus Contax Yashica CY Lens to Canon EOS R Adapter

Adjustable Macro to Infinity Focus M42 Lens to Canon EOS R Adapter

LM-ER/M Macro Focusing Adapter For Leica M Lens to Canon EOS R RF Mount Camera

M42-ER Macro Adjustable Focusing Adapter For M42 Lens to Canon EOS R RF Camera

Adjustable Macro to Infinity Focus Leica M Lens to L Mount Adapter

Adjustable Macro to Infinity Focus Leica M Lens to Sony E Mount NEX Adapter

Pixco Macro Adjustable Focus Adapter for Leica R Lens to Micro M4/3 MFT Camera