US Patent 11957810 Ultraviolet light sanitizing pacing systems and methods

An ultraviolet (UV) light pacing system includes an assembly including a UV lamp configured to emit UV light to disinfect a component. One or more range light sources are configured to emit ranging light. At least one aspect of the ranging light is altered to provide a visual cue for guiding motion of the assembly to disinfect the component. An ultraviolet (UV) light pacing method includes emitting ranging light from one or more range light sources of and assembly having a UV lamp configured to emit UV light to disinfect a surface of a component, and altering at least one aspect of the ranging light to provide a visual cue for guiding motion of the assembly to disinfect the component.