Tilta Clamp-On Adapter for MB-T12 Matte Box – 95mm

• Nikon F-mount lens to Sony E-mount cameras ;
• Compatible with both Nikkor F lens build-in with a manual aperture ring (including AF-D, AF, AI-S, AI & non-AI lens).
• Aluminum Alloy and Brass Construction with Chromium Plating ;
• Felt material flocked Interior to reduce internal reflection ;
• Satin Surface Finish ;
• Detachable Arca-Type tripod foot compatible with Arca Swiss, Markins, and Photo Clam ball heads(clamp directly or attach to quick release plate by a 1/4″-20 screw).

• • • • 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 granted).
      • 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 Clam ball heads.
      • Flocking material coating inside the inner hole to reduce the internal reflection.

To clear up any potential confusion, this is NOT Sony Alpha, but Alpa of Switzerland. You will most likely be using the Kern Macro Switar 50mm f/1.8 or f/1.9 apochromat lens on this adapter.