Metabones Canon EF to BMCC T Speed Booster

Canon EF Lens to BMCC T Speed Booster

Features:

• Increase maximum aperture by 11/3 stop. (with a maximum output aperture of f/0.80)
• Increase MTF
• Makes lens 0.64x wider
• Optics designed by Caldwell Photographic in the USA (patent pending)
• When using with "passive" (without electronic control pin) MFT camcorders/cameras, such as BMCC 2.5K MFT and Digital Bolex
• D16 MFT, the Speed Booster must be powered by external power source via Micro-USB socket. Input Voltage is 5V DC. (Battery is NOT included in the box)
• When using with "active" (with electronic control pin) MFT camcordrs/cameras, such as BMPCC MFT, the Speed Booster can be powered by camera body. no external power source required
• Build-in electonics to control lens aperture
• The Lens aperture is set by the dial button on the adapter
• High performance 32-bit processor and efficient switched-mode power supply
• The tripod foot is detachable and compatible with Arca Swiss, Markins, Photo cam ball heads
• Flocking material coating inside the inner hole to reduce the internal reflection