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