Patent: Canon EF 10mm f/2.8L USM Lens

Canon has filed a new lens patent for EF 10mm f/2.8L USM full frame lens.

Japan Patent Application 2018-233223:

  • Focal length: 10.30mm
  • F number: 2.88
  • The half angle of view: 64.54°
  • Image height: 21.64mm
  • Lens length: 124.58mm
  • Back focus: 38.00mm

via: HLN