US Patent 11992567 Bristle ring diffuser

A bristle ring diffuser for diffusing UV light is described herein. In one example, the radiation diffuser cone comprises a base and a plurality of bristles. The base has an interface which is coupleable to an object having an ultraviolet (UV) light source. The base also has an aperture which aligns with the UV light source when the interface is coupled to the UV light source. The plurality of bristles is arranged about the aperture and extend from the base. The plurality of bristles is opaque to UV light and is angled away from a central axis of the aperture.