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Another Canon Patent For A 24-70mm f/2.8 Image-Stabilized Lens

Canon Patent

Egami (translated) spotted a Canon patent for a 24-70mm f/2.8 IS lens. This is the fourth time I am posting about such a patent (the other patents: 1 | 2 | 3).

  • Patent Publication No. 2014-52413,2014-52445
    • Publication date 2014.3.20
    • Filing date 2012.9.5
  • Example 1
    • Zoom ratio 2.75
    • Focal length f = 24.7-35.21-68mm
    • Fno. 2.9
    • Half angle ω = 41.21-31.57-17.65 °
    • Image height 21.64mm
    • 223.94-207.87-180.56mm overall length of the lens
    • BF 38.31mm

Canon Patent

[via Egami]
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