Sigma 15mm F1.4 Diagonal Fisheye sample gallery: Night photography in the sub-arctic

When you use DPReview links to buy products, the site may earn a commission. Recent Videos In late February, Sigma surprised us by announcing its 15mm F1.4 DG DN Diagonal Fisheye lens, an optic squarely aimed at astrophotography. Sensing an opportunity, we put the lens into the hands of José Francisco Salgado, a professional astrophotographer, just in time for a photography trip to the Canadian sub-arctic to shoot the aurora borealis. An important note about these sample photos: When shooting s...