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


Sigma Japan has just filed a new lens patent on the new art zoom lens, the long awaited Sigma 24-70mm f/2.8 DG OS HSM Art Lens. According to previous rumors, the lens could be announced in next several months, probably at Photokina 2016.

Patent Publication No. 2016-38502
Published 2016.3.22
Filing date 2014.8.8
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

via: EG

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