New Canon Lens Patent: EF 28mm f/1.4L USM


Canon Japan has filed a new lens patent on EF 28mm f/1.4L USM lens. This lens should have same technologies and build quality of the EF 35mm f/1.4L II USM lens.


Patent Publication No. 2016-31414 (Google Translated)

  • Published 2016.3.7
  • Filing date 2014.7.28
  • Example
  • Focal length 28.00
  • Fno 1.45
  • Image height 21.64
  • Overall length of the lens 125.07
  • BF 38.73

via: EG

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