Sigma 70-200mm F2.8 EX DG Macro lens

Sigma 70-200mm F2.8 EX DG Macro HSM lens - Digital cameras, digital camera reviews, photography views and news newsFebruary 27, 2006 - 08.45 GMT
Sigma announces 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 inch) throughout the entire zoom range. Sigma's APO zoom lenses have been made using special low-dispersion (SLD) glass, to minimize color aberration and a motor driven by ultrasonic waves (HSM) ensures high-speed and quiet auto focus...More