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Sigma Patent for a 24-70mm f/2.8 DG OS HSM Art Lens

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Sigma filed a patent in Japan. The new patent describes a Sigma 24-70mm f/2.8 DG OS HSM Art lens designed for DSLR cameras with full-frame image sensors.

If becomes available in the market the new ART series Sigma 24-70mm f/2.8 DG OS HSM full-frame standard zoom lens will feature optical image stabilisation and a quiet “hypersonic” focus motor.

According to latest Sigma rumors, the company is actively working on 85mm f/1.4 Art, 24-70mm f/2.8 Art OS, 70-200mm f/2.8 OS Sport lenses. The new Sigma lenses expected to arrive in 2016 possibly at Photokina 2016 event.

Sigma 24-70mm f/2.8 DG OS HSM Art Lens Patent


The Sigma 24-70mm f/2.8 DG OS HSM Art lens expected to be a cheaper solution to standart zoom lenses on full frame DSLRs when compared to its Canon and Nikon models.

Here are the patent details:

  • Patent: 2016-38502
  • Published on: March 22nd, 2016
  • Filed on: August 8th, 2014
  • Zoom ratio: 2.74
  • 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
  • Image height: 21.63 21.63 21.63
  • Total lens length: 150.73 167.12 178.30

via Egami