This exceptionally small, light and bright standard zoom for crop-sensor mirrorless cameras is the ultimate workhorse lens. SIGMA's first APS-C size mirrorless zoom lens has a versatile full-frame ...

The Sigma 18-50mm F2.8 DC DN Contemporary ($599) should appeal to photographers using APS-C sensor cameras. It's the slimmest, lightest F2.8 zoom, while its bright, close-focusing optics offer real ...

It’s also part of Sigma’s “Contemporary” line of glass. Lenses in this range tend to strike a nice balance between performance and compactness. Priced at $549 and offering a super-versatile 27-75mm ...

With the company's ground-breaking and competitively priced 18-35mm f1.8 lens, you'll feel like you're shooting with a better camera. Lori Grunin Senior Editor / Advice I've been reviewing hardware ...

Sigma is not afraid to push the envelope in zoom lens design. Its catalog already includes the 24-35mm F2 DG HSM Art zoom for full-frame SLRs and the 18-35mm F1.8 DC HSM Art for APS-C SLRs both ...

The Sigma 50-100mm F1.8 DC HSM Art ($1,099) is a premium telezoom lens, aimed at photographers working with APS-C SLRs. It's designed around the same principle as the standard 18-35mm F1.8 DC HSM Art ...

The 18-50mm lives up to its small-and-light billing. It measures 2.9 by 2.6 inches (HD) and weighs just 10.2 ounces. It's lighter and smaller than its closest competitor, the Tamron 17-70mm F2.8 (4.7 ...