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Canon Patent for 58mm f/1.4 lens

canon patent

Canon patent for a 58mm f/1.4 lens. It appears 58mm is going to be a new lens category. Is this lens thought to compete with the Nikon 58mm f/1.4?

  • Patent Publication No. 2015-172611
    • Published 2015.10.1
    • Filing date 2014.3.11
  • Example 1
    • Focal length 57.99
    • F-number 1.45
    • Half angle (in degrees) 20.46
    • Image height 21.64
    • Overall length of the lens 117.64
    • BF 38.23
[via Egami]
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