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Canon patent for 15-75mm F2-5.6 image-stabilised lens for APS-C sensors

15-75mm F2-5.6

A Canon patent for a 15-75mm F2-5.6 lens with image stabilization surfaced. Although it is suggested that the patent refers to a Powershot camera with an APS-C sensor, I couldn’t find hints pointing to that.

  • Patent Publication No. 2016-126226
    • Published 2016.7.11
    • Filing date 2015.1.7
  • Example
    embodiment
    Example Zoom ratio Focal length F-number Half angle of view Image height Overall length of the lens BF The effective diameter of the front lens Lens constitution Aspheric surface UD
    One 4.72 16.27 35.14 76.80 2.47 3.61 4.82 34.88 21.24 10.09 11.34 13.66 13.66 80.00 82.60 95.00 6.28 12.78 16.54 34.00 11 12 sheets group 8 face five One
    Two 4.72 15.60 33.30 73.60 2.06 3.91 5.76 36.01 22.30 10.51 11.34 13.66 13.66 85.91 88.09 110.00 6.28 16.31 22.07 36.02 10 12 sheets group Six faces four
    Three 4.71 15.45 34.76 72.80 2.06 4.00 5.04 35.79 21.45 10.63 11.14 13.66 13.66 89.98 91.94 115.00 6.28 15.52 22.55 37.95 10 group 13 sheets 5-sided four
    Four 4.71 15.45 32.76 72.80 2.06 4.00 5.04 35.79 22.63 10.63 11.14 13.66 13.66 89.01 88.49 114.92 6.52 18.26 21.47 39.01 10 group 13 sheets 5-sided four One
    Five 4.71 15.45 31.78 72.80 2.06 4.00 5.04 35.79 23.26 10.63 11.14 13.66 13.66 89.22 86.34 114.55 6.28 17.70 20.68 39.00 10 group 13 sheets 5-sided four One
    Six 3.96 15.96 31.06 63.20 2.47 4.12 5.76 35.63 23.85 12.49 11.44 13.73 14.00 87.92 86.14 105.87 6.28 17.25 24.35 38.50 10 group 13 sheets 5-sided four One
  • Canon patent
    • Inner focus (Group 5)
    • Anti-vibration (group 4)
[via Egami]
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