Metabones Speed Booster XL 0.64x Adapter for Full-Frame Canon EF-Mount Lens to Select Micro Four Thi
Optical : Increase maximum aperture by 11/3 stop Increase MTF Makes lens 0.64x wider Patented 6-element/4-group optical design by Caldwell Photographic in the USA Supports 4k video mode with DX lenses Electronic : Auto focus on Panasonic Micro Four Thirds cameras Can be powered either by camera body or by third-party external 5V power source (not included) Iris/aperture controlled by the camera body Image stabilization (IS) lens support Electronic manual focusing (e.g. EF 85/1.2L II and discontinued EF 50/1.0L) EXIF (focal length, aperture, zoom range) Distance and zoom display on camcorders (requires lenses supporting distance information) Other : Detachable tripod foot compatible with Arca Swiss, Markins and Photo Clam ball heads The interior is painted with flocking coating to further reduce the internal reflection Limitations : Supports only Panasonic GH4, GH3, G3, G5, G6, G7, G10, GF3, GF5, GF6, GX1, Olympus E-PL7, Blackmagic Cinema Camera with Micro Four Thirds mount, Blackmagic Pocket Cinema Camera EF-S lenses require modification to fit (but third party DX lenses can be used without modification) EF-S and third party DX lenses may not cover the full Micro Four Thirds sensor in still photo and FHD video modes (but will cover 4k video mode) No autofocus support for JVC and Olympus AFC (continuous AF) and AFF (
- Metabones Speed Booster XL 0.64x Adapter for Full-Frame Canon EF-Mount Lens to Select Micro Four Thi
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