Sigma CEO Kazuto Yamaki talks about the state of the camera industry and shares an update on the company's full-frame Foveon ...

These prime lenses join two Sigma zoom lenses announced for RF-mount ... The 16mm F1.4 DC DN and 56mm F1.4 DC DN are also available for Z-mount and Micro Four Thirds. The Canon versions of the ...

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

Hacking ensued. The lens in question was a Sigma 15-30mm f/3.5-4.5 EX DG, built to work with a Sigma camera using the SA mount. As it turns out, the SA mount is actually based on the Canon EF ...

10x zoom lenses are normally reserved for the lower end of the interchangeable lens market due to the compromises that have to be made in manufacturing them. This lens from Sigma however ...

With 35mm kit, any focal length below 20mm was considered an ultra-wide angle lens ... Sigma mounts sport the usual AF/MF switch while the Nikon hasn't. Both are straight in front of the mount.