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Lens Mount Adapter EF-EOS M2 Auto-Focus 0.71x Speed-Booster Control Ring for Canon EF Lens to Canon EOS-M (EF-M Mount) Mirrorless Cameras M M2 M3 M5 M6 M10 M50 M100
Compatibility EF-EOS M2 lens converter allow Canon EF mount series lenses to work with Canon EF-M mirrorless cameras M M2 M3 M5 M6 M10 M50 M100 0.71x Focal Reducer Focal length is multiplied by 0.71 based on the original ( equivalent focal length = focal length x 0.71 ), which helps enlarge 1 level aperture Strong Functions auto focusing function, increasing the lens 1 f-stop and the amount of light into the virtual background, better highlight

Price is $156.00

Price: $156