Buy from Amazon.com : http://fave.co/1BuaGWs <br /><br />Sigma 17-50mm f/2.8 EX DC HSM FLD Large Aperture Standard Zoom Lens for Sony Digital DSLR Camera<br /><br />Product Description : <br />For use with smaller chip APS-c digital cameras only <br />Offers Sigmas OS System Optical Stabilization allowing handheld photography even in low-light situation <br />HSM Hyper-Sonic Motor ensures a quiet high-speed auto focus <br />FLD glass elements with performance equal to fluorite glass for compensate for color aberration <br />Ultra compact with overall length of just 36
