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Canon 40-800mm Fullframe Lens Patent

40-800mm lens image

Canon is working on a massive zoom lens for Fullftame cameras, it’s look like they are developing the ultimate all-in one lens for the fullframe DSLRs Lens. We may see this lens before the 2020 Olympics games.

The lens will arrive under L series ? Since the lens features inner zoom and aperture range of 4.5-5.6

Take a look at the patent details translated by google.

Description, self-interpretation of the patent literature

  • Patent Publication No. 2016-128846
    • Published 2016.7.14
    • Filing date 2015.1.9
  • Example 1
    • Zoom ratio 19.42
    • Focal length 41.09 92.80 152.20 225.00 797.99
    • F-number 4.67 4.66 4.65 4.67 5.71
    • Angle of view 27.79 13.13 8.10 5.50 1.55
    • Image height 21.65
    • Overall length of the lens 489.32
    • BF 39.28
  • Canon patent
    • Inner zoom

source – egami.blog.so-net.ne.jp

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