Sigma has just officially announced two new lenses for Sony E and Leica L mounts: Sigma 500mm F5.6 DG DN OS Sports lens and Sigma 15mm F1.4 DG DN Art Lens. Both the lenses are now available for pre-order at B&H/ Adorama. Continue reading “Sigma 500mm F5.6 DG DN OS Sports and 15mm F1.4 DG DN Art Lens Announced, Available for Pre-Order”