http://rahrahgear.com/News/sigma-70-300mm-f4-5-6-dg-os-for-sony-and-pentax/ Sigma Japan has announced the availability of its 70-300mm F4-5.6 DG OS image-stabilized telephoto zoom lens in Sony and Pentax mounts. The lens is suitable for use on both APS-C and full frame DSLRs. Priced at 59,000 yen, the Sony version will start shipping from November 27, 2009 followed by the Pentax version from the first week of December 2009. Tue, 24 Nov 2009 06:36:09 CST en