Canon RF 135mm f/1.4L USM Lens Patent

Canon has just filed a new lens patent RF 135mm f/1.4L USM lens in Japan.

Canon RF  135mm f/1.4L USM:

  • Focal length: 131.00mm
  • F-Number: 1.41
  • Half angle of view: 9.38°
  • Image height: 21.64mm
  • Total lens length:  182.28mm
  • BF: 13.87mm

via: CN