Pre-Orders: Sigma 18-250mm DC OS Macro for $500 (C/N/A/P/S)

The just announced Sigma 18-250mm DC OS Macro lens with TSC material and 25% lighter than predecessor is available for pre-order for $500 at Adorama and B&H Photo (search for SI1825035M*, include the asterisk). B&H estimates the Canon mount will come out June 26, 2012. Available in five SLR mounts: Canon, Nikon, Alpha, Pentax K-Mount and Sigma (aka C/N/A/P/S).