VILTROX EFM1 Auto Focus Lens Mount Adapter for Canon EOS EFEFS Lens to M43 MFT Olympus Panasonic Camera GH4 GH5 GF6 GX7 EM5 EM10II EPL5

CompatibilityVILTROX EFM1 mount adapter is compatible with EFEFS series lens to be used Micro 43 series cameras GH5 GH4 GX7 GF7 GM5 Olympus OMD EM1 EM5II EM10III Fast and Accurate AutoFocusVILTROX EFM1 lens adapter can provide you with a fast and smooth focusing experience The focusing speed is almost the same as the original lens Can efficiently track and flexibly lock objects EXIF Signal TransmissionVILTROX EFM1 converter adapter supports a builtin copper electronic adapter camera and lens information sharing enhancing the data transmission performance between the chassis and the lens after installing the lens you can view the aperture shutter ISO and other information in realtime Autofocus Function Aperture ControlSupports Autofocus Interior builtin aperture motor and an electronic contact aperture of the lens controlled by means of an electronic contact aperture can be adjusted directly from the camera side to control the actual aperture of the lens USB Firmware UpgradeEquipped with a USB interface can realize software upgrades It can perfect new functions of the lens mount adapter and fix bugs according to followup upgrades