New Patent: Canon RF 16-30mm f/4-5.6 Lens

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Canon has filed a new lens patent for the RF 16-30mm f/4-5.6 Lens for Canon full-frame mirrorless cameras. See the patent details below.

[Publication number] JP 2021-148949 (P2021-148949A)
[Publication date] September 27, 2021
[Patent application title] INDUSTRIAL APPLICABILITY A zoom lens, an image pickup device having the same, and an image pickup system

Embodiment 1

  • Zoom ratio 1.79
  • Wide-angle intermediate telescope
  • Focus distance 16.48 22.05 29.50
  • F number 4.12 4.79 5.61
  • Half angle (degree) 55.80 44.90 35.80
  • Image height 21.64 21.64 21.64
  • Total length of lens 100.88 99.27 100.51
  • BF 14.00 16.25 19.80

Embodiment 3

  • Zoom ratio 1.79
  • Wide-angle intermediate telescope
  • Focus distance 16.48 22.05 29.50
  • F number 4.12 4.12 4.12
  • Half angle (degree) 55.20 45.00 36.20
  • Image height 21.64 21.64 21.64
  • Total length of lens 110.07 105.92 108.00
  • BF 12.80 17.50 21.37

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Via: Asobinet