The Sigma 24-70mm F2.8 DG DN II Art is Sigma’s flagship lens that has evolved significantly from the previous model by incorporating the most advanced technologies available to Sigma from design to production. By also effectively correcting lateral chromatic aberration, high resolution, beautifully rendered images can be achieved, and free from color fringing can be achieved. | Sigma | | 24-70MM F2.8 DG DN II ART Lens, Sony E Mount | Black | Best Buy