Metabones SPEF-EFR-BT2 – Canon EF to Canon RF T CINE Speed Booster ULTRA 0.71x

Metabones SPEF-EFR-BT2 – Canon EF to Canon RF T CINE Speed Booster ULTRA 0.71x

Focal reducer for mounting full-frame Canon EF lenses on APS-C and Super 35 Canon RF cameras, with Dual Pixel autofocus. The crop of the EOS R7/R10 drops from 1.60x to 1.14x and that of the EOS C70 from 1.45x to 1.03x.

Features

• Increases the maximum aperture of the lens by 1 stop, up to f/0.9 output
• Increases the MTF of the attached lens
• Makes the lens 0.71x wider
• Patented 5-element/4-group optical design with ultra-high index tantalum-based glass by Caldwell Photographic (USA)
• Dual Pixel autofocus (DPAF) and video AF, with speed adjusted for the shorter focal length and brighter aperture
• Focal length and aperture adjusted in the EXIF data
• Image stabilisation (IS) lens support
• Stores EXIF data (lens name, focal length, maximum/minimum aperture) for one manual lens in the adapter
• Built-in multi-function control wheel (turn/push) for assignable functions such as ISO, shutter speed, aperture or depth-of-field preview
• Cinema EOS lens (CN-E 18-80mm T4.4 L) support with supported cameras (e.g. EOS C70)
• Support for Canon EOS C70, RED KOMODO 6K (from firmware 1.5) and KOMODO-X cinema cameras
• LED indicator showing communication status
• Powered by the camera body: no external power needed with most lenses
• Patented positive-lock EF lens mount
• Detachable tripod foot compatible with Arca Swiss, Markins and Photo Clam ball heads
• Felt-flocked interior to reduce internal reflections
• Rubber gasket protects the RF connection from dust and moisture
• Aluminium alloy and brass construction with chrome plating
• Satin surface finish

Note: Compatible cameras: Canon RF APS-C EOS C70, EOS R7 and EOS R10; in APS-C crop mode EOS R, RP, R3, R5, R5 C, R6, R6 Mark II and R8; RED KOMODO 6K and KOMODO-X. On full-frame bodies it is not intended for stills. EF-S and APS-C lenses are not supported.

Specifications