many of whom rely on a fast aperture standard zoom lens for a lot of their work, and for whom Sigma's latest creation appears ...

They are unique amongst full-frame cameras, but how do you choose the best lenses for the Sigma fp and Sigma fp L?

Sigma has uncovered an autofocus glitch on some serial numbers of the Sigma 24-70mm f/2.8 DG DN II Art lens. On Thursday, December 19, Sigma Global issued a statement ...

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.

Sigma has launched two fast-aperture prime lenses for Canon mirrorless cameras; the 16mm F1.4 DC DN Contemporary and 23mm F1.4 DC DN Contemporary. They join four other Sigma lenses available for ...

If it is sharpness we seek, then this is our lens. Centrally, sharpness is excellent from f/1.4 right through to f/11, and still very good at f/16. The edges are exactly the same, excellent from f ...

Overall, images are crisp and attractively sharp, especially at the centre of the frame where the lens really shines. The blue column represents readings from the centre of the picture frame at ...