New Patents: Canon RF Kit Zoom Lenses

Canon lens patents

Canon has just filed two new patents for Canon RF Kit Zoom lenses. They are pretty good full frame kit zooms, with the intriguing aspect that they would also be good for a APS-C camera.

The lens particulars;

  • focal length 17.40 35.02 68.69
  • F-number 3.57 4.18 5.85
  • half-field angle (degree) 51.19 31.71 17.48
  • Image height 21.64 21.64 21.64
  • total lens length 149.59 133.68 150.50
  • BF 13.43 27.63 57.99
  • focal length 18.70    37.55    77.50
  • F-number 3.57     4.18     5.85
  • half-field angle (degree) 49.16    29.95    15.60
  • Image height 21.64    21.64    21.64
  • total lens length 146.50   128.90   147.50
  • BF            15.19    27.72    59.84

Read more Canon Lens Rumors

See also 2019 Canon Lens Holiday Deals

 

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