Used Metabones Canon EF Lens to Micro Four Thirds Speed Booster for OMD/GH4/BMPCC MFT Mount Cameras, S Version, Matte Black

This Canon EF Lens to Micro Four Thirds Speed Booster S Version (MB_SPEF-m43-BM2) must use with active MFT mount cameras, such as OMD, GH4 and BMPCC, but is not compatible with passive MFT mount cameras, e.g. BMCC 2.5K. Passive MFT camera users please choose another version called "Canon EF Lens to Micro Four Thirds Speed Booster (MB_SPEF-m43-BM1)".

Supported
• Olympus E-M10, E-M1, E-M5
• EF lenses
• Image stabilization (IS) lenses
• 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
• Contax N mount lenses modified to Canon EF by Conurus
• Contax 645 NAM-1 adapter modified to Canon EF by Conurus
• Sigma, Tamron and Tokina lenses in Canon EF mount

Not supported
• External 5 Volt power supply
• Autofocus
• EF-S lenses (some EF-S lenses may need modification)
• Lens correction such as peripheral shading, CA and distortion
• Focus confirmation "chip" (e.g. Dandelion)
• M42 screw mount adapters
• Stacking non-Metabones/non-Conurus mount adapters on top
• Lens: Tamron SP 17-50mm F/2.8 XR Di II VC

Additional Features
• Increase maximum aperture by 1 stop
• Increase MTF
• Makes lens 0.71x wider
• Build-in electronics to control lens aperture
• The lens aperture is set by the controls on the camera body
• Powered by camera body. no external power source required
• High performance 32-bit processor and efficient switched-mode power supply
• The tripod foot is detachable and compatible with Arca Swiss, Markins and Photo Clam ball heads
• Support O-M10, O-M1 and O-M5