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Canon Patent for EF 24-70mm f/2.8L IS USM Lens

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Egami has discovered a new patent filed by Canon. The new patent describes another image stabilized version of the Canon EF 24-70mm f/2.8L II USM standart zoom lens.

The rumors has been surfaced last year for the for the EF 24-70mm f/2.8L IS USM. This is almost the fourth patent filed for this lens.

Canon’s new EF 24-70mm f/2.8L IS USM lens surfaced again with a filed patent and seems to be a popular lens in the lineup. Meanwhile, the EF 24-70mm f/2.8L II USM standart zoom lens is currently priced for $2,299.00 at Amazon.

Canon Patent for EF 24-70mm f/2.8L IS USM Lens

canon-ef-24-70mm-f2-8l-is-patent

Below are the translated patent details of the EF 24-70mm f/2.8L IS USM.

  • 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

via EG