Commlite CM-EF-EOSM Booster for Canon EF to EOS M Camera 0.71x Speed AF Focal Reducer Lens Adapter for Canon EOS M6 M10

Features USB Firmware Upgrading0 71x Focal Reducer BoosterEXIF Info TransmittingSupport Auto Focus FunctionElectronic Aperture ControlBuilt in IS Stabilization FunctionGold plated Contact Pins for Great Conductivity1 4 Bottom Tripod Base PlateCNC Processing with Aluminum Alloy MadeCompatible Lens EF Series Lens For specific compatible lens models please enter the official website to view the compatibility table Compatible Camera EOSM Mount Camera For specific compatible camera models please enter the official website to view the compatibility table Front installation EF Series LensRear installation EOSM Mount CameraCamera Mount Outer Diameter 61mmLens Mount Outer Diameter 67 5mmLength 26mm Net Weight 144gNotice 1 This adapter supports the for Canon EF series lens and does not support EF S series lens for the flange distance feature 2 This adapter is built in with a USB firmware upgrade port please pay attention to the Commlite website to learn the update information in the first place 3 After installing EF EOSM Booster please set the lens to AF mode if the AF function is needed 4 After selecting the correct shooting mode the camera can automatically calculate the exposure time according to the real time incoming light of the lens 5 This adapter is built in with an optical correction group when using the adapter the focus of the lens should be multiplied by 0 71 then multiplied by 1 5 the focus multiplier the result is the lens actually equivalent focus 6