Lens Guides

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

What’s on your wish list?

Head on over to Sigma Corporation of America’s Facebook page this holiday season for a chance to win your choice of amazing Sigma lenses, cameras, and flashes in our “Dear Sigma” contest!

Seeing the seasons with the Sigma 150mm F2.8 EX DG OS HSM APO Macro

It’s now officially Autumn here in the Northern Hemisphere. The days are getting shorter and hillside stands of trees are bursting into colorful displays of crimsons and golds. Obviously, it is a great time for ultrawide landscapes to capture those sweeping vistas. But it is also prime season for packing a telephoto macro lens like the Sigma 150mm F2.8 EX DG OS HSM APO Macro to capture the grandeur and spirit of the season in its tiny details.

Sigma SD1: On Location with Robert Lopshire

by Jack Howard A while back, I had an idea for a blog posting involving models, the Sigma SD1, social media connections, and a Sigma fan who’d never touched the Sigma SD1 before. I wanted to see what sort of…

Understanding Optical Stabilization

Many lenses in the Sigma line feature Optical Stabilization, which is a great feature for helping photographers nail sharp shots when camera shake may be an issue.

Sigma SD1: My First Shoots by Jack Howard

by Jack Howard The Sigma SD1 has been generating a lot of conversation since its launch. And I’ve already said a lot about my first impressions of the camera itself in this blog posting.  So now, finally, we’re going to focus…

Sigma SD1: It’s All About the Image

Sigma’s tech editor Jack Howard shares first impressions of shooting with the brand-new Sigma SD1 SLR, with its 4800x3200x3 Foveon X3 Direct Image Sensor.

Grabbing a Hawk with the Sigma APO 70-200 F2.8 EX DG OS HSM by Jack Howard

A few weeks ago, just around that time of day that’s just past late afternoon, and just before twilight, I was out in the back yard with my dog, Bailey. I spied a bunch of fresh feathers on the ground,…

Traveling light with the Sigma 18-250mm F3.5-6.3 DC OS HSM

There are times when packing light really is what matters most for photo adventures. And on those occasions when hauling a big camera bag with a bunch of specialty lenses isn’t an option for one reason or another, a multi-purpose…

Sigma 8-16mm F4.5-5.6 DC HSM: Hands-on Advice. by Jack Howard

Jack Howard offers tips for working with the Sigma 8-16mm F4.5-5.6 DC HSM lens for both interior and exterior architecture, people, and landscapes.

Sigma’s 50-500mm f4.5-6.3 DG OS HSM APO AF Lens: Reader Q+As

Sigma’s 50-500mm f4.5-6.3 DG OS HSM APO AF Lens: Reader Q+As We’ve gotten a number of great reader questions since we’ve opened up the Photoworld@sigmaphoto.com hotline, and many of these relate to the very popular Sigma 50-500mm f4.5-6.3 DG OS…