If you have more light available, you'll want to stop down a bit to improve sharpness across the frame. At 12mm f/5.6 the Sigma's average score jumps to 4,165 lines, with a center that tops 5,000 ...

COLOGNE, GERMANY--(Marketwired - Sep 19, 2016) - Sigma Corporation of America, a leading camera, DSLR lens, flash and accessories manufacturer, unveiled its new 85mm F1.4 DG HSM Art, 12-24mm F4 DG HSM ...

Sigma is adding three new lenses – the 85mm f/1.4 DG HSM Art, 12-24mm f/4 DG HSM Art and 500mm f/4 DG OS HSM Sport – to its Global Vision range. The new Sigma 85mm f/1.4 DG HSM Art lens. (Source: ...

NEW YORK, NY--(Marketwired - September 19, 2016) - B&H Photo is pleased to share Sigma's announcement that its family of high-performance optics continues to grow, with the release of the new 500mm ...

Buying the right camera, lens, accessory or software to suit your photography is really important. Our product reviews offer independent views with hands-on opinion and honest verdicts aimed to give ...

Over the years, Sigma has made a name for itself and its lenses for photographers who are uncompromising regarding image quality. On Monday, Sigma continues its push into the world of ultra ...

Ultra-wide lenses are speciality tools that often come with large price tags, especially if you want one that captures sharp detail right to the edge of the frame. The Sigma 12-24mm F4 DG HSM Art ...

Ahead of our full review, here are some sample images taken with the Sigma 12-24mm F4 DG HSM Art lens. The Sigma 12-24mm F4 DG HSM Art is a new professional ultra-wide-angle zoom lens with a constant ...

The Sigma 12-24mm F4 DG HSM Art is a fantastic ultra-wide-angle zoom lens that significantly undercuts the price of its main rivals whilst offering almost comparable image and build quality. Image ...