Sigma 20mm f/1.4 DG HSM Art Lens for Canon EF
- EF Mount Lens/Full-Frame Format
- Aperture Range: f/1.4 to f/16
- Two FLD Elements and Five SLD Elements
- Two Aspherical Elements
- Super Multi-Layer Coating
- Hyper Sonic AF Motor, Manual Override
- Rounded 9-Blade Diaphragm
- TSC Material, Brass Bayonet Mount
- Built-In Petal-Shaped Lens Hood
- Compatible with Sigma USB Dock
