Sigma 100-400 C- The powerful, portable telephoto lens solution for back-country photographers

Pro photographer Liam Doran tests out the new Sigma 100-400mm F5-6.3 DG OS HSM | C lens for wildlife, action sports, and stunning vistas.

Fat Bike Snow Racing with the Sigma 150-600mm Sports lens

Fat Bike Snow Racing with the Sigma 150-600mm Sports lens. Capturing Sports action in snowy conditions with this rugged, weatherproof zoom lens.

Sports or Contemporary: Which SIGMA 150-600mm F5-6.3 Zoom Lens is Right for You?

SIGMA once offered a pair of hyper-telephoto zoom lenses for full-frame cameras, the 150-600mm F5-6.3 DG OS HSM | Sports and 150-600mm F5-6.3 DG OS HSM | Contemporary. With identical focal length and apertures, and advanced feature sets including SIGMA’s exclusive lens customization, these two zoom lenses share champion DNA. What is the difference between the Sports and Contemporary version of the SIGMA 150-600mm zoom lenses?

The SIGMA 10-20mm F3.5 EX DC HSM for Outdoor Action Photography

Editor’s Note: This is an in-depth look at the SIGMA 10-20mm F3.5 EX DC HSM lens — which has since been discontinued — by now SIGMA Ambassador, Liam Doran. For many photographers, their first camera is typically a crop sensor…