Sigma has successfully developed the world’s first full-frame zoom lens with a maximum aperture of F1.8. The Sigma 28-45mm F1.8 DG DN Art incorporates an inner zoom mechanism, a minimum …
Sigma has successfully developed the world’s first full-frame zoom lens with a maximum aperture of F1.8. The Sigma 28-45mm F1.8 DG DN Art incorporates an inner zoom mechanism, a minimum …