New Lens Patent: Canon EF 10mm f/2.8L Ultra-Wide Anlge Prime Lens


Canon has filed a new lens patent for Canon EF 10mm f/2.8L ultra-wide angle prime lens for full fram DSLR cameras. If this lens is announced one day, it will the widest prime lens for Canon full frame DSLR cameras. This lens could also replace the current EF 14mm f/2.8L II USM lens.

Patent Publication No. 2015-102620 (Google Translated)

  • Published 2015.6.4
  • Filing date 2013.11.22

Example 3

  • Focal length f = 10.30mm
  • Fno. 2.88
  • Half angle of view ω = 64.54 °
  • Image height 21.64mm
  • Lens length 124.58mm
  • BF 38.00mm

via: EG

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