VILTROX EF-M2II Lens Adapter, EF to M4/3 Mount Auto-Focus Speed Booster Adapter for GH6 GH5M2 BMPCC 4K GH4 GH5 G100 G95 G85 OM-1 EM-1 E-M1X E-M1 iii E-M5 iii E-M10 iv E-M10 iii

Compatibility: Allow for Canon EF mount series lens to be used on M4/3 camera. We will glad to help you if you don't know whether this lens adapter ring fits for your cameras and your lens. Focus length multiplier: 0.71x. Support AF Function: Viltrox EF-M2 lens adapter comes with the gold-plating contact, which can help to connect your Canon EF mount series lens to M4/3 Cameras, auto focusing perfectly. Support Aperture Control: Designed with internal aperture motor, you can adjust the aperture from camera end directly to control the lens’ actual aperture. Material & Design: Made of aluminum allo; convenient for installation; powerful and stable;Gold-plating contact, excellent transmitting effect. USB Firmware Upgrade: 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.