Sigma is rumored to announce three new lenses in the next few weeks: 17mm f/4, 50mm f/2, and 23mm f/1.4. Here are the details (previously reported here): Sigma 17mm f/4 DG DN | Contemporary lens (full frame) Lens construction: 9 elements in 8 groups Minimum focusing distance: 12cm Maximum magnification: 1:3.6 Filter diameter: 55mm Size: … Continue reading Sigma is rumored to announce three new lenses in the next few weeks