New Patent of Canon EF 16-35mm f/2.8 Lens

patent of Canon 16-35mm f2.8 lens

Canon has just filed a new patent of next EF 16-35mm F2.8L II USM lensThis new lens is rumored to be announced in 2016 after the release of Canon EF 35mm F1.4L II lens.

  • Patent Publication No. 2014-206674
    • Published 2014.10.30
    • Filing date 2013.4.15
  • Example 1
    • Zoom ratio 2.06
    • Focal length f = 16.49-23.74-33.94mm
    • Fno. 2.91
    • Half angle of view ω = 52.69-42.35-32.51 °
    • BF 38.74-48.38-63.65mm’

(google translated)

Source: EG

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