VILTROX EF-EOS M2 Speed Booster 0.71x Focal Reducer Adapter for Canon EF Lens to M mount Mirrorless Cameras M50 II M6 II M200 M3 M5 M10 M100

VILTROX EF-EOS M2 mount lens adapter is designed to compatible with EF-mount series lenses to be used on EOS M mount 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 With auto focusing function - Can increase the lens 3 f-stop, increasing the amount of light into the virtual background,can better highlight the theme It is also built in 4 groups,4pcs optical glasses. it can achieve functions of EXIF signal transmission, AF(autofocus) and adjustable aperture,etc Equipped with USB interface, can realize software upgrade. Can perfect new functions of the lens mount adapter and fix bugs according to follow-up upgrades