EF-M2 Pro Lens Mount Adapter Auto Focus 0.71x Reducer Speed Booster With Security Lock For Canon EF Lenses On Micro Four Thirds Cameras Including GH5 GH4 E-M5 E-M10 Olympus OMD Series And More
✔️ 0.71x booster, AF control, USB-C upgrade; 181 g; 1-pack
The EF-M2 Pro is a compact speed booster adapter that lets Canon EF lenses perform on Micro Four Thirds bodies. It’s a handy tool for GH5, GH4, E-M5, E-M10 and Olympus OM-D users who want brighter backgrounds and tighter framing with existing EF glass.
✅ 0.71x focal reducer boosts light transmission and improves effective aperture
✅ Auto focus & aperture control via camera body with copper contacts
✅ EXIF data transmission and IS anti-shake function for steadier shots
✅ Rotating lock ensures secure lens attachment during shooting
✅ Lightweight at 181 g (6.38 oz), compact for on‑the‑go setups
✅ USB-C firmware upgrade keeps compatibility with newer cameras
💡 What is a lens mount adapter with a speed booster used for?
It's a handy tool that lets Canon EF glass work on Micro Four Thirds bodies while preserving AF and EXIF data.
- Adapts Canon EF lenses to Micro Four Thirds without losing focus or data
- Maintains electronic autofocus and aperture control through the camera
- Preserves EXIF signals and IS information for clarity
- Supports USB-C firmware upgrades for future compatibility