APS-C Sigma 50mm F1.4 EX DG HSM The Sigma Corporation is pleased to announce the new large aperture 50mm F1.4 EX DG HSM standard lens. The 50mm…
Sigma PMA08: Sigma 200-500 f/2.8 EX DG An ultra telephoto zoom lens offering a fast aperture of F2.8 at the 500mm focal lengthThe Sigma Corporation is please…