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Canon Patent For Cooling Adapter For The RF Mount

Canon Patent For Cooling Adapter For The RF Mount

Did Canon foresee the EOS R5/R6 overheating hysteria? A Canon patent suggests so. Canon patent application 2019-186871 (Japan) describes an adapter for the Canon RF mount which seems to have…

Canon Patent For Various RF Mount Zoom Lenses

Canon Patent For Various RF Mount Zoom Lenses

Canon patent application US20190369372 discusses optical formulas for various zoom lenses for the Canon EOS R system. Among the discussed optics in this Canon patent application is a 28-280mm f/2.8…

Canon Patent: Quad Pixel Phase Detection Auto-Focus

Canon Patent: Quad Pixel Phase Detection Auto-Focus

Here is a new and definitely interesting Canon patent application: Quad Pixel Phase Detection AF. It's not the first patent for this technology. Canon patent application 2023166867 (Japan, published 11/22/2023)…

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