Lens Guides

Hands-on reviews, technical information, and advice on SIGMA Art, Sports and Contemporary lenses for DSLRs and mirrorless cameras.

Liam Doran Tests the Sigma 24-70mm F2.8 Art Lens in Portillo, Chile!

Sigma’s brand new 24-70 f2.8 A lens arrived at my doorstep, the morning before my departure to Portillo, Chile, to shoot southern hemisphere skiing for a variety of editorial and commercial clients at one of the premiere winter sports destinations…

The SIGMA 100-400mm F5-6.3 DG OS HSM | Contemporary for Aviation Photography

Great airshow tips with the new Sigma 100-400mm F5-6.3 C lens from Sigma Pro Jim Koepnick!

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.

Sigma 12-24mm F4 DG HSM | Art: On-mountain field report

Sigma Pro Liam Doran gives a first-look account at the new Sigma 12-24mm F4 DG HSM | Art lens for on-mountain winter sports photography. Check out the video to hear his thoughts and to see a sampling of his first shots with this great new ultrawide full-frame constant-aperture Art zoom lens!

Negative Space for Editorial Photography using Sigma Lenses

Action sport photographer, Liam Doran, shows how he uses Sigma lenses when he shoots editorial photos with negative spaces.

Breck Epic 2016

I spent the better part of last week chasing some of the best mountain bikers in the country all around my hometown trails of Breckenridge Colorado for the Breck Epic 6 Day bike race. The Breck Epic is a six…

Photographing an aviation legend

When the noise of the airshow is over but the creative bug is still nudging you to express yourself, there isn’t a better subject than heading to a small grass strip and focusing in on a legend. I’m speaking of…

Panning Outdoor Action: Showing Motion in Sports Photography

Panning is a photographic technique to bring a sense of motion to a scene by following a moving subject through the frame. Learn from Sigma Pro Liam Doran

The Sigma 18-300mm F3.5-6.3 | C lens is Always Ready For Anything!

The Sigma 18-300mm F3.5-6.3 DC OS HSM Macro | Contemporary lens is best described as versatile . At just four inches long in the camera bag, and weighing just over a pound, this small lens covers wide angle to supertele, plus macro.

Stepping Out of Your Box

I am going to start this conversation with an immediate counterpoint.  Having a specialty within photography is a good thing, a very good thing. Specializing in one aspect of imagery will help you define yourself both artistically and commercially.  Clients…