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 ...

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 ...

Sigma have announced the 12-24mm f/4.5-5.6 EX DG Aspherical/HSM. The large angle of view (122super wide angle of view at 12mm along the diagonal axis) is ideal for shootings indoor as well as ...

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 ...