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Canon Patent: Quad Pixel Dual Cross Autofocus

Canon Patent: Quad Pixel Dual Cross Autofocus

For once a Canon patent application that is not for an RF mount lens. It's for what could be a future generation of autofocus. Canon patent application 2022-2383 (Japan) discusses…

Canon EF 200-400mm f/4L IS USM 1.4x Review (PetaPixel)

  Canon EF 200-400mm f/4L IS Extender 1.4x Amazon | Adorama | B&H Product description (from B&H's product page) High-Performance Telephoto Zoom Lens Canon EF Mount Aperture Range f/4-32 Built-in 1.4x Extender Three-Mode Optical…

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