Increase Maximum Aperture by 1 Stop, Reduced Vignetting, Less Distortion, 5-Element/4-Group Optical Design, Ultra-High Index Tantalum Optical Glass. The Canon FD / FL to Canon RF Mount Speed Booster ULTRA from Metabones has a magnification of 0.71x effectively reducing the crop factor of mirrorless cameras with DX-sized sensors such as Sony E-mount and Fuji X-mount cameras from 1.5x to 1.07x. The ULTRA design makes very effective use of exotic materials at the furthest limit of glass-making technology and as a result is well corrected for use with virtually all full-frame SLR lenses regardless of exit pupil distance. The Speed Booster ULTRA performs extremely well with professional-grade f/2.8 zoom lenses such as the 24-70mm f/2.8 and 70-200mm f/2.8 zooms by Canon and Nikon to produce 17-50mm f/2.0 and 50-142mm f/2.0 high-speed zooms respectively. Similarly high-speed fixed focal length lenses such as a 50mm f/1.2 will be transformed to a 35.5mm f/0.9 lens with excellent contrast and resolution from the center all the way to the edges of the image.
Increase Maximum Aperture by 1 Stop, Reduced Vignetting, Less Distortion, 5-Element/4-Group Optical Design, Ultra-High Index Tantalum Optical Glass. The Canon FD / FL to Canon RF Mount Speed Booster ULTRA from Metabones has a magnification of 0.71x effectively reducing the crop factor of mirrorless cameras with DX-sized sensors such as Sony E-mount and Fuji X-mount cameras from 1.5x to 1.07x. The ULTRA design makes very effective use of exotic materials at the furthest limit of glass-making technology and as a result is well corrected for use with virtually all full-frame SLR lenses regardless of exit pupil distance. The Speed Booster ULTRA performs extremely well with professional-grade f/2.8 zoom lenses such as the 24-70mm f/2.8 and 70-200mm f/2.8 zooms by Canon and Nikon to produce 17-50mm f/2.0 and 50-142mm f/2.0 high-speed zooms respectively. Similarly high-speed fixed focal length lenses such as a 50mm f/1.2 will be transformed to a 35.5mm f/0.9 lens with excellent contrast and resolution from the center all the way to the edges of the image.
in 1 offers
Increase Maximum Aperture by 1 Stop, Reduced Vignetting, Less Distortion, 5-Element/4-Group Optical Design, Ultra-High Index Tantalum Optical Glass. The Canon FD / FL to Canon RF Mount Speed Booster ULTRA from Metabones has a magnification of 0.71x effectively reducing the crop factor of mirrorless cameras with DX-sized sensors such as Sony E-mount and Fuji X-mount cameras from 1.5x to 1.07x. The ULTRA design makes very effective use of exotic materials at the furthest limit of glass-making technology and as a result is well corrected for use with virtually all full-frame SLR lenses regardless of exit pupil distance. The Speed Booster ULTRA performs extremely well with professional-grade f/2.8 zoom lenses such as the 24-70mm f/2.8 and 70-200mm f/2.8 zooms by Canon and Nikon to produce 17-50mm f/2.0 and 50-142mm f/2.0 high-speed zooms respectively. Similarly high-speed fixed focal length lenses such as a 50mm f/1.2 will be transformed to a 35.5mm f/0.9 lens with excellent contrast and resolution from the center all the way to the edges of the image.
Increase Maximum Aperture by 1 Stop, Reduced Vignetting, Less Distortion, 5-Element/4-Group Optical Design, Ultra-High Index Tantalum Optical Glass. The Canon FD / FL to Canon RF Mount Speed Booster ULTRA from Metabones has a magnification of 0.71x effectively reducing the crop factor of mirrorless cameras with DX-sized sensors such as Sony E-mount and Fuji X-mount cameras from 1.5x to 1.07x. The ULTRA design makes very effective use of exotic materials at the furthest limit of glass-making technology and as a result is well corrected for use with virtually all full-frame SLR lenses regardless of exit pupil distance. The Speed Booster ULTRA performs extremely well with professional-grade f/2.8 zoom lenses such as the 24-70mm f/2.8 and 70-200mm f/2.8 zooms by Canon and Nikon to produce 17-50mm f/2.0 and 50-142mm f/2.0 high-speed zooms respectively. Similarly high-speed fixed focal length lenses such as a 50mm f/1.2 will be transformed to a 35.5mm f/0.9 lens with excellent contrast and resolution from the center all the way to the edges of the image.
Last updated at 15/01/2025 05:16:09
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originally posted on bhphotovideo.com
Magnification | 0.71x |
Crop Factor with DX format Camera | 1.07x |
Maximum Output Aperture | f/0.90 (with f/1.2 Lens Attached) |
Rectilinear Distortion | < 1% |
Lens Elements/Groups | 5/4 |
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Magnification | 0.71x |
Crop Factor with DX format Camera | 1.07x |
Maximum Output Aperture | f/0.90 (with f/1.2 Lens Attached) |
Rectilinear Distortion | < 1% |
Lens Elements/Groups | 5/4 |