New Patent: Canon RF 70-240mm f/4 IS

Canon RF 70-240mm f4 IS patent

Canon has just filed a new patent for Canon RF 70-240mm f/4 IS lens. This means Canon is now  busy developing new lenses for the RF mount, so we expect to see a lot of new lenses next year.

 Canon RF 70-240mm f/4 IS lens:

  • Focal length 72.10 131.78 242.00
  • F-number 4.10 4.10 4.10
  • Half angle of view 16.70 9.32 5.11
  • Image height 21.64 21.64 21.64
  • Total lens length 147.22 176.39 210.90
  • BF 12.95 25.54 36.63

Read More Canon Lens Patent

See also 2019 Canon Lens Deals

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