Large aperture zoom lens designed specially for digital SLR cameras with close-up capability.

Sigma Corporation is pleased to announce the launch of the new APO 70-200mm F2.8 EX DG MACRO HSM lens. This large aperture telephoto zoom lens has a minimum focusing distance of 100cm (39.4") throughout the entire zoom range. It is very convenient for close-up photography. This lens uses two ELD (Extraordinary Low Dispersion) glasses and two SLD (Special Low Dispersion) glasses for utmost correction against chromatic aberrations. This lens’ super multi layer lens coating reduce flare and ghost, which is a common problem with digital cameras. This lens incorporates HSM (Hyper Sonic Motor), which ensures a quiet and high-speed AF. The lens design incorporates an inner focusing and inner zooming systems. The overall length of the lens does not change during focusing and zooming, ensuring convenient handling. When this lens is used with the 1.4x EX DG APO or 2x EX DG APO Tele Converters (optional), it becomes a 98-280mm F4 AF telephoto zoom lens or a 140-400mm F5.6 AF telephoto zoom lens respectively.

Focal Length 70-200mm Minimum Aperture F22 Lens Construction 18 Elements in 15 Groups Angle of View 34.3 - 12.3 degrees Number of Diaphragm Blades 9 Blades Minimum Focusing Distance 100cm/39.4 in. Maximum Magnification 1:3.5 Filter Size 77mm Dimensions Diameter 86.6mm X Length 184.4mm 3.4 in. X 7.3 in. Weight 1,380g/48.7 oz. Corresponding AF Mounts SIGMA, CANON, NIKON (D)