Canon Patents

Phase Difference AF Patents for Mirrorless

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A bunch of new patents for phase-difference AF have appeared. They look to be related to mirrorless and EVF applications.

Patent Publication No. 2015-22264 (Google Translated)

  • Published 2015.2.2
  • Filing date 2013.7.23

Canon patent

  • Phase difference detection method to be received by the AF sensor can be reflected incident light from the imaging lens
  • The phase difference detection by the image plane phase difference AF
  • The phase difference detection by external light AF sensor

Source: [EG] via [NL]

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