Sigma has announced the 17-70mm f/2.8-4 DC Macro OS HSM lens for Canon, Nikon, Sony, Pentax and Sigma mounts.  The addition of optical stabilization and HSM focus motor will make the new 17-70mm an attractive carry-around lens for crop-sensor DSLRs.

No word on price or release date yet.  Check availability on Amazon.com.

More details in the press release below. [Read more…]