Sigma 18-35mm f/1.8 DC HSM Art Lens for Canon $599 @ B&H Photo w/ Free Shipping

https://www.bhphotovideo.com/c/pr…c_hsm.html
Specs:
Canon EF-Mount Lens/APS-C Format
35mm Equivalent Focal Length: 28.8-56mm
Aperture Range: f/1.8-16
Four Aspherical & 5 SLD Glass Elements
Super Multi-Layer Coating
Hyper Sonic AF Motor
Internal Focusing and Zoom Design
Fast Constant Maximum Aperture
Compatible with Sigma USB Dock