SIGMA 24-105mm F4 DG OS HSM | Art: Photo Samples

Nine rounded aperture blades, Optical Stabilizer, 4x constant-aperture zoom for creativity and quick one-lens recompositing all add up to a rock-solid new member of the Sigma Art line of lenses. For photographers looking for a constant-aperture one-lens solution from wide to short tele, the new 24-105mm F4 DG OS HSM | A, there’s a whole lot to love.

The Sigma 18-35mm F1.8 DC HSM | Art for Videographers

Photographers and videographers have been raving about the world’s first constant aperture F1.8 zoom lens, the Sigma 18-35mm F1.8 DC HSM | Art lens since it was originally announced earlier this year, for both its groundbreaking maximum aperture, and its incredible prime-like performance, even wide open at an amazing price. It rocked the charts on DXOMark, besting top-shelf primes at comparable focal lengths, been recognized with a POP Award from PopPhoto.com, and a Gold award from DPReview, among other accolades.

Sigma 24-105mm F4 DG OS HSM | A: First Impressions

First look at the new Sigam 24-105mm F4 DG OS HSM | Art lens. The newest lens in Sigma’s lineup is a full-frame constant-aperture wide-to-tele zoom with OS.

Chasing Fall Color with the Sigma 18-35mm F1.8 DC HSM | Art Lens

Exploring the world through the Sigma 18-35mm F1.8 DC HSM | Art lens on the hunt for varying colors and textures, and levels sharpness and blur can create images that are at once new, and yet instantly recognizable. Close-up focusing on a pumpkin, for example, gives a shallow slice of sharpness, and lovely focus fall-off in a composition that’s pure seasonal color. And a single turning leaf backlit by the sun tells the story of autumn in a very different way than a sweeping vista of an entire hillside.

Seeing the Light with the Sigma 17-70 F2.8-4.0 DC OS HSM | C

The Sigma 17-70 F2.8-4.0 DC OS HSM | C is the first lens in the Contemporary line originally announced last September. This fast aperture standard zoom is a serious step up from the bundled kit zoom that covers a similar…

Recent Reviews Roundup

Top publication such as Shutterbug, Examiner, PC Magazine, CNET, Popular Photography, Gizmodo and others review Sigma lenses and photography equipment including the Sigma 18-35mm 1.8, the Sigma 35mm 1.4, the Sigma 120-300mm 2.8 and much more.

The Sigma 35mm F1.4 DG HSM | Art: Another Look at this Amazing Lens

It was just about a year ago that the Sigma 35mm F1.4 DG HSM | Art lens was announced at Photokina 2012 as part of the Sigma Global Vision. And what a year it has been for this amazing wide, fast prime! This lens quickly won the hearts of both technical reviewers and creative photographers around the world for its amazing optical performance even wide open at F1.4, its design and build, and of course, its incredibly competitive street price.

Why the New Lens Mount Conversion Service is Great for Photographers

Many times I’ve been asked on Facebook and elsewhere if it is possible for a photographer to keep their favorite Sigma lens and get a lens mount swap after making the decision to switch from one camera to the next, and now, finally, I can answer them with the answer they (and I) want to hear! As of September 2, 2013, owners of lenses in Sigma’s line of the Sigma Global Vision lenses: Art, Sports, and Contemporary, can now send their lenses in for a mount swap. This is a paid service, and lenses will be shipped to our Aizu, Japan factory for the mount conversion

Sigma 120-300mm F2.8 DG OS HSM | Sports: Hands-On

There’s so much to love about the new Sigma 120-300mm F2.8 DG OS HSM | Sports lens, the third iteration of this unique fast-aperture telephoto zoom lens that pairs the performance of a 300mm F2.8 with the versatility of a constant-aperture zoom for quickly adjusting the composition.

Sigma 18-35mm F1.8 DC HSM | Art: First Impressions

We’ve just announced the world’s first F1.8 constant aperture zoom lens, the Sigma 18-35mm F1.8 DC HSM | Art lens, and I’ll readily admit, we on the Sigma Corporation of America team have been just as excited about this lens leading up to launch as photographers have been since it was officially announced in the wee hours of April 18th. And now that I’ve spent some time with my hands on a preproduction version of the lens paired with my Sigma SD1, I, truly cannot wait ’til this lens starts shipping and I can share high-resolution end result photos! Today we’re going to focus on what we can talk about–the hand feel, build quality, and such of this brand new lens designed specifically for APS-C DSLRs.