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) Mirrorles

Main Features- EF-EOS M2 mount adapter is designed to allow Canon EF-mount series lenses to be used on Canon EF-M mirrorless cameras.- 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. It is also built in 4 groups,4pcs optical glasses.- By adapter mounting it can achieve functions of EXIF signal transmission, AF(autofocus) and adjustable aperture,etc. Firmware upgrade is via the USB port.- 1/4inch screw hole at its bottom, which can be easily installed on a tripod or other fixed bracket.Technical SpecificationsModel: EF-EOS M2 Mount Adapter Compatible lenses: Canon EF series lensesFocus mode: Auto focusFocal Lenth Multiplier : 0.71xOptical glasses: 4 groups, 4 glassesFirmware upgrade: USB upgrade portTripod Socket: Cu1/4 1Diameter and Length: 68mm 27mmWeight: Approx. 145 g (excluding cap)Front cap: Camera coverRear cap: Lens Dust capCompatibility- Canon EOS EF Mount Lenses- Canon EOS M Series Mirrorless Camera: EOS M/ EOS M2/ EOS M3/ EOS M5/ EOS M6/ EOS M10/ EOS M50/ EOS M100Attention: this adapter is not suitable for Canon EF-S mount lenses!Package Contents- 1 x Viltrox EF-EOS M2 Mount Adapter- 1 x User Manual (English & Chinese)