Patent: Canon RF 20mm f/1.8L and RF 24mm f/1.8L Lenses

It seems that Canon is working hard on the small and lightweight ultra wide lenses with good optical quality for the Canon EOS R series mirrorless cameras. In the latest patent application, Canon is requesting a patent for various optical mirrorless lens designs, including the Canon RF 20mm f/1.8L lens and Canon RF 24mm f/1.8L lens. See the patent details below.

Canon RF 20mm f/1.8

  • Focal length 20.60mm
  • F-number 1.85
  • Half angle of view (degrees) 46.40°
  • Image height 21.64mm
  • Lens total length 88.73mm
  • BF 11.72mm

Canon RF 24mm f/1.8

  • Focal length 23.28mm
  • F-number 1.85
  • Half angle of view (degrees) 42.90°
  • Image height 21.64mm
  • Lens total length 93.32mm
  • BF 12.72mm

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Via: CanonNews, JPO