Canon may be developing a Quad Pixel Autofocus sensor as the followup to its highly-regarding Dual Pixel AF. A newly-surfaced patent shows a sensor in which each pixel is split into not two, but four areas.
First launched in the 70D APS-C DSLR back in 2013, Dual Pixel AF spits each pixel on a sensor […]. petapixel.com
2019-3-28 20:43