Canon patent for 15-53mm f/2.8-4 lens (new kit lens?)

canon patent

Canon patent for a 15-53mm f/2.8-4 lens. Unusual focal range you may wonder. Could this be a patent for a new kit lens? Possibly. It would mean that Canon’s future kit lenses will start at f/2.8. Cool.

  • Patent Publication No. 2015-152765
    • Published 2015.8.24
    • Filing date 2014.2.14
  • Example 1
    • Focal length 15.40 20.46 51.00mm
    • Fno 2.80 3.00 4.30
    • Half angle of view ω 41.57 33.73 14.99 °
    • Image height 13.66mm
    • Overall length of the lens 119.65 123.99 149.53mm
    • BF 35.93 38.66 50.56mm
[via Egami]

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