FotodioX M39 Lens to Leica M Camera Adapter (50mm/75mm Frame Lines) M39 Screw-Mount Lens to M Mount Camera, Activates 50mm/75mm Frame Lines, Maintains Infinity Focus, Brass with Stainless Steel Finish LENSES-Lens Mount Adapters
FotodioX M39 Lens to Leica M Camera Adapter (50mm/75mm Frame Lines) M39 Screw-Mount Lens to M Mount Camera, Activates 50mm/75mm Frame Lines, Maintains Infinity Focus, Brass with Stainless Steel Finish LENSES-Lens Mount Adapters