Sigma 18-35mm f1.8 DC HSM ART with FREE USB Dock for $499 [N]

The current Adorama daily deal (changes Tuesday 10am ET ~ or earlier if sold out) is the new condition Sigma 18-35mm f1.8 DC HSM ART for $499 with the FREE Sigma USB Dock for the Nikon system, and $499 without the Sigma USB Dock for the Canon system… As the “DC” suggests, for those not familiar with “Sigma World”, this is an APS-C lens…