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

Patent of Canon EF 28mm F1.4L usm lens

Canon has just filed a new patent for EF 28mm F1.4L USM lens. This lens would have a lot of technologies and build quality of the current EF 35mm f/1.4L II.


Details translated by Google:

  • Patent Publication No. 2016-31414
    • Published 2016.3.7
    • Filing date 2014.7.28
  • Example
    • Focal length 28.00
    • F-number 1.45
    • Image height 21.64
    • Overall length of the lens 125.07
    • BF 38.73

Source: EGAMI

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