Key Features:

• Compact and lightweight.
• Incorporation of the very latest optical technology, high image quality is assured throughout the entire zoom range.
• Four SLD (Special Low Dispersion) glass elements are used for utmost correction of chromatic aberrations.
• Equipped with HSM (Hyper Sonic Motor) with full-time manual focus override.
• Compatible with Sigma 1.4x EX DG and 2x EX DG APO Tele-Converters.