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Canon Patent: RF 24-100mm F/4 and RF 24-105mm f/4 IS Lenses For EOS R

Canon Patent
Image from the patent literature

Another Canon patent application for RF mount lenses: RF 24-100mm f/4 and 24-105mm f/4 IS.

Canon patent application 2020-67542A (Japan) discusses optical formulas for an RF 24-100mm f/4 and an RF 24-105mm f/4 IS lens.

RF 24-100mm f/4:

  • Zoom ratio: 4.13
  • Focal length: 24.72 53.96 102.00 mm
  • F number: 4.12 4.12 4.12
  • Half angle of view: 41.19 21.85 11.98
  • Image height: 21.64 21.64 21.64 mm
  • Lens length: 133.43 152.26 171.08 mm
  • Back focus: 18.51 32.77 43.74 mm

More Canon patent applications are listed here. Some particularly interesting patent applications we think might get into production are these:

[via Hi Lows Note]
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