New Sigma DG HSM lenses

Sigma announces three new DG HSM lenses - Digital cameras, digital camera reviews, photography views and news newsFebruary 9, 2011 - 11:00 GMT
Sigma announces the new APO 50-150mm F2.8 EX DC OS HSM lens that adopts an inner focusing and inner zooming system to provide convenient handling. The lens has a minimum focusing distance of 80cm and a maximum magnification ratio of 1:6.3. The MACRO 105mm F2.8 EX DG OS HSM large aperture medium telephoto lens offers advanced performance of close-up photography. The new 12-24mm F4.5-5.6 II DG HSM has superior peripheral brightness and provides sharp, high contrast images even at the maximum apertures...More