The RF 50mm f/1.2L USM is a very fast standard prime lens for Canon’s new EOS R full-frame mirrorless camera system.

The Canon RF 50mm f/1.2L USM features a bright f/1.2 maximum aperture, a ring-type UltraSonic Motor (USM) AF system more usually found in Canon’s super telephoto lenses which delivers fast, near-silent autofocusing, 10 rounded diaphragm blades for smoother bokeh, 40cm close-focus distance, a configurable control ring, and a weather-resistant construction.
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