SIGMA LH850 03 Lens Hood for 85mm F1.4 EX DG HSM
When the sun's rays or other beams of light fall into the lens at a certain angle, lens flare occurs. This results in unwanted stains in your photos. By using a lens hood, you prevent this effect. In addition, you have extra protection for your lens. A lens hood is an indispensable accessory for any photographer.