OVERVIEW
The Sigma 85 mm f/1.4 DG HSM Art Lens for Canon EF uses an advanced design to provide high performance, offering photographers the best of both worlds. The Sigma 85mm features a Hyper Sonic AF motor, which offers a fast & accurate focus, & a large focusing ring to allow for manual focus override, making you able to make fine adjustments. The bright f/1.4 maximum aperture is great for working in low-light conditions, & offers great control over your focus position when you are using shallow field depth techniques. Its rounded 9-blade diaphragm produces an attractive out-of-focus (bokeh) quality to your pictures. The lens' physical design features Thermally Stable Composite (TSC) material & other conventional metals, making it durable as well.