B&H has the Sigma 30mm f/1.4 EX DC HSM lens for $349 (reg. $489) in Canon, Nikon, Pentax, Sony and Sigma mounts. Note the “DC” designation means that this lens is built for APS-C format cameras. This is a well-regarded lens at a heckuva price for the next few days. Check it out here at B&H Photo.