Canon RF 200mm f/2L IS USM Lens Patent with Several Super-Telephoto Primes

Canon has filed several new lens patents for full frame ESO R system cameras. The RF mount super telephoto prime Canon lenses are the 200mm f/2L, 300mm f/2.8L, 400mm f/2.8L, 500mm f/4L, 600mm f/4L, 800mm f/5.6L IS USM.

You can find the patent details below. Continue reading “Canon RF 200mm f/2L IS USM Lens Patent with Several Super-Telephoto Primes”

Canon Patents for RF 12mm f/2.8, RF 14mm f/2.8 & RF 20mm f/2.8 Lenses

Canon has filed several new lens patents for its full frame camera system. New RF mount lens patents covers wide-angle prime lenses which are the 12mm f/2.8, 14mm f/2.8 and 20mm f/2.8.

[Publication number] JP 2021-47384(P2021-47384A)
[Publication date] March 25, 2021
[Patent application title] Optical system and imaging device Continue reading “Canon Patents for RF 12mm f/2.8, RF 14mm f/2.8 & RF 20mm f/2.8 Lenses”

Canon RF 8-16mm f/4, 9-15mm f/4, 9-24mm f/4 & 10-18mm f/4 Ultra-Wide Zoom Lenses

Here are several new Canon RF lens patents surfaced on the web. Canon RF Lens Roadmap already includes excellent optics but these are all ultra-wide-angle zoom lenses appear in a USPTO patent.

The patent application includes:

  • Canon RF 8-16mm f/4 Lens
  • Canon RF 9-15mm f/4 Lens
  • Canon RF 9-24mm f/4 Lens
  • Canon RF 10-18mm f/4 Lens

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