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Another ART lens patent from Sigma

sigma-24-70-f patentSigma already announced 20mm f/1.4 DG HSM Art lens in October, 2015. Also at the time of its announcement there was also expectation that Sigma will also announce the Sigma 24-70mm f/2.8 DG OS HSM Art Lens.
Now after five months, there is expectation that Sigma is in the process of announcement of the upcoming Sigma Art 24-70mm f/2.8 DG OS HSM Lens and hence in this regard it filed the patent of this particular lens.

The details of the patent:-

  • Patent Publication No. 2016-38502
  • Published 2016.3.22
  • Filing date 2014.8.8
  • Example
  • Zoom ratio 2.74
  • Wide-angle intermediate telephoto
  • Focal length 24.85 50.00 68.00
  • F-number 2.92 2.92 2.93
  • Full angle of view 2ω 83.71 45.71 34.33
  • The image height Y 21.63 21.63 21.63
  • The total lens length 150.73 167.12 178.30

It is expected that it will be announced in the upcoming event of Photokina 2016.

 

Proceed with us for more information.

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