We flew to Aizu, Japanm to find out how some of the world’s best and most popular lenses are made at Sigma's one and only ...

Rumors suggest that Sigma is working on a world-first 200mm f/1.8 telephoto prime for Sony and Leica full-frame mirrorless ...

L-mount and Sony E-mount photographers can save a tidy $200 off the small and lightweight Sigma 500mm f/5.6 DG DN OS Sports ...

We spent a full year testing nearly 40 X-mount lenses to figure out which ones make the most sense for Fujifilm shooters.

They’ve often got a whole bunch of electronics built in as well. [Dan K] had just such a lens from Sigma, but wanted to get it working fully with a camera using the Canon EF lens fitting.

Just think of the optical intricacies involved in designing and building a lens like this. How's it so cheap!? . | Credit: Sigma When I first learned that the Sigma 300-600mm f/4 DG OS Sports ...

Like the BF's body, the body cap is premium metal, and its form, unfussy. It features a notched rim for grip that mimics the ...

This lens is one of two virtually identical offerings from Sigma in the extremely popular 70-300 category in which almost all manufacturers have at least one contender. Although still in the ...

This lens from Sigma however, is EX branded and aimed much higher up. We take a look at its performance. This lens has a solid feel to it, although the weight has a lot to do with that and gives ...