New Patent: Canon EF 200-600mm F/4.5-5.6L USM Lens

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Canon EF 200-600mm lens patent

Canon has just filed a new patent for EF 200-600mm F4.5-5.6L USM lens. This is a new full frame zoom lens for Canon DSLRs.

Detail translated by Google:

  • Patent Publication No. 2015-212724
    • Published 2015.11.26
    • Filing date 2014.5.1
  • Example
    • Focal length 200.00 340.00 600.00
    • F-number 3.00
    • Half angle (in degrees)  6.18 3.64 2.07
    • Image height 21.65 21.65 21.65
    • Overall length of the lens 355.16 355.16 355.16
    • BF 65.16 65.16 65.16

Source: EG

Read More Canon Lens Patent

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