Product: VILTROX EF-M2 II AF Auto Focus Lens Mount Adapter with 0.71X Reducer Speed Booster Converter Compatible for Canon EF Mount Lens to M4/3 Camera Panasonic and Olympus
Brand: VILTROX
Compatible with : 
 Viltrox EF-M2 mount adapter is designed to allow compatible with Canon EF-mount series lens to be used on M43 camera.
 Plus 0.71 based on the original focal length (equivalent focal length=focal length x0.71), which help enlarge 1 level aperture. 
 Build-in 4groups, 4pcs optical glasses, AF(autofocus) and adjustable aperture,etc.
 Gold-plated electronic contact, Auto-focus function 
 It can realize AF,adjustable aperture from camera body to lens's aperture 
 More durable metal material 
 Compatible for all the EF-lens

 Specification:
 Compatible lenses: compatible with Canon EF series lenses 
 Compatible cameras: M43 series cameras 
 Focus mode: Auto focus 
 Focal Lenth Multiplier: 0.71x 
 Optical glasses: 4 groups, 4 glasses 
 Tripod Socket: Cu1/4"× 1 
 Diameter and Length: Φ67mm×25mm. 
 Weight: Approx. 85 g (excluding cap). 
 Front cap: Camera cover 
 Rear cap: Lens Dust cap 
 Package Included:
 1 * EF-M2 Mount Adapter
 1 * Front Cap
 1 * Rear Cap
 1 * Hex Wrench
 1 * Cross screwdriver
 1 * User Manual
 1 * CONXTRUE USB LED free gift
【Compatibility】VILTROX EF-M2 II Lens Mount Adapter Allow compatible with Canon EF mount series lens to be used on M4/3 camera. Panasonic : GH5S/GH5/GH4/GH3/GH2/GH1/GF9/GF8/GF7/GF6/GF5/GF4/GF3/GF2/GF1/ GX85/GX8/GX7/GX1/G7/G6/G3/G2/G1; Olympus : E-M10/E-M10II/E-M10III/E-M5II/E-M5/E-M1/E-PL8/E-PL7/E-PL5/E-PL3/E-PL2/PEN-F/E-PM2/E-PM1/E-P5/E-P3/E-P1.
【Support AF Auto Focus Function】Viltrox EF-M2II lens adapter comes with the gold-plating contact, which can help to connect compatible with Canon EF mount series lens to M4/3 Cameras, auto focusing perfectly.
【Support Aperture Control and 0.71x Focal Reducer Booster 】Designed with internal aperture motor, you can adjust the aperture from camera end directly to control the lens’ actual aperture. Plus 0.71 based on the original focal length , which help enlarge 1 level aperture.
【EXIF signal transmitting & IS Function】EF-M2 II can transmit the EXIF signals to your camera and display the current information on the screen.( like Aperture, Shutter Speed, Exposure parameters, etc. ),and with Built-in IS function, making your focus much more precise and clear.
【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.

Search query: speedbooster micro 4/3
Relevance: Exact