New Patent: Sigma 11-22mm f/4.5-5.6 DG HSM FLD Art Lens

Sigma has filed a patent in Japan for the 11-22mm f/4.5-5.6 DG HSM FLD Art Lens. This new wide-angle zoom lens for full frame DSLRs will be a nice addition to the current Sigma Art product line.

Take a look at the patent details below translated by Google.

  • Patent No. 2015-203734
  • Published: 2015.11.16
  • Filing date: 2014.4.11
  • Zoom ratio: 1.88
  • Focal length: 11.33 15.33 21.30
  • F-number: 4.50 5.00 5.86
  • Total angle of view 2ω: 126.85 108.80 87.93
  • Image height: 21.63 21.63 21.63
  • Overall length of the lens: 163.42 156.24 156.59

via: Egami

Read more: Sigma Rumors

Note: If you are a Sigma User (Camera or Lens User), you can now join the Sigma Users Facebook Group to share your Sigma photography and advice, ask and answer questions that arise and help each others!

Sigma Users: