Canon News has uncovered a complex and interesting optical formula patent from Canon, this one is for an RF 35mm f/1.4 Soft Focus lens design.

Canon RF 35mm f/1.4 Soft Focus

  • Focal length: 35.91mm 35.82mm 36.00mm  (normal focus, under and over)
  • F-NUMBER: 1.52 1.52 1.53
  • Half angle of view: 31.07 31.13 31.01
  • Image height: 21.64mm 21.64mm 21.64mm
  • Total lens length: 133.70mm 133.68mm 133.69mm
  • BF: 19.05mm 19.03mm 19.04mm

An RF 35mm f/1.2L has been rumoured for some time, but this is the first we've seen of this type of lens.

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