Patent: Canon RF 24-80mm f/4L IS USM Lens

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Canon has filed a new patents for RF 24-80mm f/4L IS USM Lens, which are designed for Canon full frame mirrorless camera. One of the optical formulas in this parent is for an Canon RF 24-105 f/4L IS USM. Take a look at the patent details below:

Japan Patent Application 2019-012243

Canon RF 24-80mm f/4L IS

  • Focal length 24.72 48.09 82.45
  • F number 4.12 4.12 4.12
  • Half angle of view 41.19 24.22 14.70
  • Image height 21.64 21.64 21.64
  • Lens overall length 119.50 134.52 149.55
  • BF 13.50 18.71 22.73

Canon RF 24-105mm f/4L IS

  • Focal distance 24.72 63.46 131.00
  • F number 4.12 4.12 4.12
  • half field angle (degree) — 41.19 18.83 9.38
  • Image height 21.64 21.64 21.64
  • length of the lens 137.50 168.92 200.33
  • BF 13.50 24.03 28.27

Canon EOS R body: $2,299 at Amazon, B&H, Adorama.

Canon Mount Adapter EF-EOS R: $99 at Amazon, B&H, Adorama.

Canon EOS R on Facebook: Canon EOS R Page, Canon EOS R Group