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Canon full-frame cameras have used the EF lens mount since 1987. In comparison with that mount, the RF mount's inner diameter is the same at 54 mm. [1] The RF mount's flange focal distance at 20 mm is much shorter than that of the Canon EF and EF-S mounts at 44 mm.
Canon Computer Systems, Inc. (CCSI), sometimes shortened to Canon Computer, was an American subsidiary of Canon Inc. formed in 1992 to develop and market the parent company's personal computers and workstations. The subsidiary also assumed the responsibility of marketing Canon's printers and photocopiers, which were formerly sold by other Canon ...
In electronics, refurbishment is the practice of restoring and testing a pre-owned electronic device so that it can be re-sold. Refurbished electronics are therefore pre-owned electronic devices (usually smartphones, tablets, or laptops), that have been tested by a reseller to confirm that they are fully working.
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EF-S lenses are built for APS-C 1.6x crop sensors, so they only work with models that use this sensor size. When EF-S lenses are used on a 35mm (full frame) camera the back element will hit the mirror assembly or cause substantial vignetting since the sensor is bigger than the image produced by the lens.
The 70-200 mm f/2.8L lens. Canon's series of L lenses (Luxury lenses) are a professional line of photography lenses made by Canon.Canon has sold zoom and prime L-series lenses for the discontinued FD lens mount, for the current EF lens mount used on all Canon EOS SLR cameras and for the RF mount used on mirrorless interchangeable-lens cameras.
The EOS R8 uses Canon's RF lens mount. It is possible to use older EF and EF-S lenses with the use of an EF/EF-S to RF adapter. [6] At launch it had 38 native lenses available. It has a Full Frame sensor, a focal length multiplier of 1× so lenses will provide their original focal length on R8. [1] [7]
It was the first of Canon's "EOS R System" [9] of mirrorless interchangeable-lens cameras, and it was the first camera to use Canon's RF lens mount. [ 8 ] Canon announced the EOS R a few days after rival Nikon announced their first full-frame mirrorless interchangeable-lens camera, the Nikon Z 7 . [ 10 ]
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