Canon RF 11-24mm f/4L USM

Our earlier report of a new ultra wide angle RF L lens coming in the first half of 2023 gets a related patent application for a similar optical formula, along with others.

asobinet found and first reported on this patent.

Canon RF 10-20mm f/4

  • Focal length: 10.30mm – 19.40mm
  • F-number: 4.12
  • Half angle of view: 62.03° – 48.12°
  • Image Height: 19.40mm – 21.64mm
  • Length: 129.14mm – 132.69mm
  • Back Focus: 15.09mm

Canon RF 9-18mm f/4

  • Focal length: 9.27mm-17.46mm
  • F-number: 4.12
  • Half angle of view: 64.34° – 51.10°
  • Height: 19.30mm – 21.64mm
  • Length: 124.52mm – 125.00mm
  • Back Focus: 15.37mm

Canon RF 11-24mm f/4L USM

  • Focal length: 11.33mm-23.28mm
  • F-number: 4.12
  • Half angle of view: 59.58° – 42.90°
  • Height: 19.30mm – 21.64mm
  • Length: 130.00mm – 131.90mm
  • Back Focus: 16.34mm

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