The Viltrox EF-M2 II 0.71x Speed Booster Lens Adapter makes it possible to mount Canon EF or EF-S lenses on Micro Four Thirds (M4/3) mirrorless bodies, while preserving autofocus, aperture control, image stabilization, and EXIF data. Its built-in 0.71× focal reducer increases lens speed by one stop for enhanced low-light performance.
- Maintains AF, AE, IS, and EXIF data for full electronic control
- 0.71× focal reducer gives one-stop increase in effective aperture and wider field of view
- Gold-plated electronic contacts ensure stable transmission and durability
- Built-in tripod foot with ¼″-20 thread for extra lens support
- Firmware upgradeable via micro-USB interface for future compatibility
- Metal construction supports reliable mounting in professional situations