EF-EOS M2 Lens Mount Adapter Auto-Focus 0.71x Speed-Booster Compatible for Canon EF Lens and Canon EOS-M (EF-M Mount) Cameras M M2 M3 M5 M6 M10 M50 M100 by Amazon.co.uk

• Compatibility: EF-EOS M2 lens converter compatible for Canon EF series lenses and EOS-M (EF-M mount) mirrorless cameras, such as EOS 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.

• 4pcs Optical Glasses: inbuilt 4pcs of high quality optical glasses, 4 groups; this adapter can perfectly achieve the effect of aperture enlargement and focal length reduction.

• Major Functions: fast AF(auto-focus) and adjustable aperture; metal electronic contact; lens anti-shaking function; EXIF signal transmission; equipped with micro USB port for new software upgrade; aperture, shutter speed and ISO can be controlled through camera side.

• Fashionable Design: mainly made of durable metal alloy with surface plating treatment; use gold-plated pins to transmit signal, enhancing its transmission performance; detachable bracket and 1/4" screws at the bottom, conveniently being mounted on tripod or other brackets.