New Patent: Canon EF 1000mm f/5.6 DO Lens

Canon EF 1000mm F5.6 DO lens patent

Canon has just filed a new patent for EF 1000mm F5.6 DO Lens. This is a new super telephoto prime lens.

Details translated by Google:

  • Patent Publication No.  2016-102852
    • Published 2016.6.2
    • Filing date 2014.11.17
  • Example
    • Zoom ratio 1.00
    • Focal length 950.00
    • F-number 5.80
    • Angle of view (in degrees) 1.30
    • Image height 21.64
    • Overall length of the lens 485.94
    • BF 0.40
    • Diffractive optical element (first group)
    • Inner focus

Source: EGAMI

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