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Canon 1000mm DO Lens Patent

Canon 1000 DO Lens patent image

Canon new full frame lens patent surfaced over the web of 1000 mm f 5.6 aperture DO lens. This is not the new are seeing a DO Lens patent several DO lenses patent as you can see here.

Description, self-interpretation of the patent literature

  • Patent Publication No. 2016-102852
    • Published 2016.6.2
    • Filing date 2014.11.27
  • Example
    • Zoom ratio 1.00
    • Focal length 950.00
    • F-number 5.80
    • Angle of view 1.30
    • Image height 21.64
    • Overall length of the lens 485.94
    • BF 0.40
  • Canon patent
    • Positive and negative Shibomake
    • Diffractive optical element (first group)
    • Inner focus (the second group)

By the way just few days ago we have published Photokina 2016 Rumor

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