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Plenty of Canon RF lens patents show new compact f/2.8 RF primes and macro lenses

Canon makes no secret about their intention to push hard on the RF lens development. Here are the latest patents for compact f/2.8 primes and new macro lenses:

12mm f/2.8

  • Focal length: 12.35 mm
  • F number: 2.88
  • Half angle of view: 60.28
  • Image height: 21.64 mm
  • Lens length: 80.22 mm
  • BF 16.54 mm

14mm f/2.8

  • Focal length: 14.42 mm
  • F number: 2.88
  • Half angle of view: 56.32
  • Image height: 21.64 mm
  • Lens length: 91.61 mm
  • BF 17.29 mm

20mm f/2.8

  • Focal length: 19.48 mm
  • F number: 2.88
  • Half angle of view: 48.02
  • Image height: 21.65 mm
  • Lens length: 90.74 mm
  • BF 19.35 mm

100mm 65mm and 36mm macro lenses
Magnigification: -1.00E-06 -0.5 -1.4
Focal length: 100.81 65.87 36.01 mm
F number: 2.92 4.49 6.64
Image height: 21.64 21.64 21.64 mm
Lens length: 162.37 162.37 162.37 mm
BF: 14.66 14.66 14.66 mm

via CanonWatch

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