Sigma 17-50mm F2.8 EX DC OS HSM

Sigma 17-50mm F2.8 EX DC OS HSM now available - Digital cameras, digital camera reviews, photography views and news newsMay 28, 2010 - 08.10 GMT
Sigma announces the new Sigma 17-50mm F2.8 EX DC OS HSM large aperture lens designed for digital SLRs, first introduced at the PMA 2010 in  February. The compact lens with a length of 91.8mm (3.6"') features an Optical Stabilization function that offers the use of shutter speeds approximately 4 stops slower. The lens has a minimum focusing distance of 28cm (11") throughout the entire zoom range and a maximum magnification ratio of 1:5. The Sigma 17-50mm F2.8 lens is available now for $669...More