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Canon Japan filed EF 24-300mm f/4-5.6 lens patent

ef-28-300mm-f-3.5-5.6-l

A new EF 24-300mm f/4-5.6 zoom lens patent was recently filed by Canon Japan.

 

EF-24-300MM

  • Patent Publication No. 2015-200870
    • Published 2015.11.12
    • Filing date 2014.3.31
  • Example 1
    • Zoom ratio 12.14
    • Focal length 24.30 99.98 294.95
    • F-number 4.10 5.76 5.88
    • Half angle (in degrees) 41.68 12.21 4.20
    • Image height 21.64
    • Overall length of the lens 197.38 245.98 298.53
    • BF 38.90 91.95 92.55

Via- Egami

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