Sigma 135mm f/1.8 DG HSM Art at a glance:

• EF-Mount Lens/Full-Frame Format
• Aperture Range: f/1.8 to f/16
• Two FLD Elements, Two SLD Elements
• Super Multi-Layer Coating
• Hyper Sonic AF Motor, Manual Override
• Rounded 9-Blade Diaphragm
• TSC Material, Brass Bayonet Mount
• Compatible with Sigma USB Dock

B&H Photo has the new Sigma 135mm f/1.8 DG HSM Art for Canon mount in stock and ready to ship at $1,399.