PMA 2009: Sigma has also announced the availability of the 18-250mm F3.5-6.3 DC OS HSM and 24-70mm F2.8 IF EX DG HSM lenses. Announced during Photokina 2008, both lenses will start shipping now and will be available in Sigma, Canon, Nikon, Pentax and Sony mounts.

Click here to read our Photokina 2008 news story on the 18-250mm F3.5-6.3 DC OS HSM lens

Click here to read our Photokina 2008 news story on the 24-70mm F2.8 IF EX DG HSM lens