What is a Zoom Lens and When to Choose a Zoom Lens?

A zoom lens is a type of camera lens that offers the photographer a useful range of different focal lengths in a single lens. SIGMA offers a wide variety of zoom lenses, ranging from wide-angle zooms, super telephoto zoom lenses, and standard zoom lenses designed for everyday use.

Elk of the Rockies with the Sigma 150-600mm Sports

Sigma Pro Liam Doran captures Elk during the rut high in the Rocky Mountains with the Sigma 150-600mm F5-6.3 DG OS HSM | Sports lens.

Birding in Ecuador with the Sigma 60-600mm Sports lens

Brett Wells captures the brilliantly colorful birds of Ecuador wit the Sigma 60-600mm Sports Supertelephoto superzoom lens.

SIGMA 60-600mm F4.5-6.3 DG OS HSM | Sports: First Look Image Samples

A hands-on review of the Sigma 60-600mm F4.5-6.3 DG OS HSM | Sports lens with image samples by Sigma’s lead blogger, Jack Howard.

Taking a Trip to Namibia with Sigma Lenses

Our friend Dion Scoppettuolo recently returned from an epic Safari and adventure in Etosha National Park in Namibia, Okonjima Game Reserve in Namibia and the Namibian Desert. The Sigma 18-300mm F3.5-6.3 DC MACRO OS HSM and 150-600mm F5-6.3 DG OS HSM Contemporary lenses were…

The Call of the Birds

There’s an unshakeable feeling that rises at certain times—that it’s been just a little bit too long since your last photo outing.

Sigma 100-400mm F5-6.3 DG OS HSM | Contemporary: Team Field Reports

The Sigma 100-400mm F5-6.3 DG OS HSM | Contemporary lens has quickly founds its way into the hearts—and camera bags—of photographers everywhere.

Sigma 100-400 C: Fast and Light in the Colorado Rockies

The light weight and compact size of the long-reach Sigma 100-400mm F5-6.3 DG OS HSM | C lens makes it perfect for active wildlife photography. See why Sigma Pro Liam Doran packs this lens to hike in the Colorado Rockies!

Traci Walter: Capturing Killer Whales with The Sigma 150-600mm F5-6.3 Lens

Using the Sigma 150-600mm F5-6.3 lens, Traci Walter is living her dream photographing Orca’s while working as a whale watch naturalist. Residing on San Juan Island in Washington State (a killer whale hotspot), Traci runs about 2 whale watch trips daily, where she teaches tourists about the beauty of these incredible animals.

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.