Patent attributes
Embodiments of the present application disclose a handheld ultraviolet (UV) apparatus for surface disinfection. In one embodiment, the handheld UV apparatus includes a cabinet, a UV lamp, and a tapered reflector unit. The cabinet includes a side having an optical window. The UV lamp is mounted within the cabinet and proximate to the optical window, where the UV lamp is configured to provide UV light through the optical window. The tapered reflector unit includes a tapered reflector mounted within a housing. The tapered reflector unit includes a first open end, a second open end, and a lumen therebetween. The first open end is attached to the side for receiving the UV light. The first open end is larger than the second open end. The tapered reflector unit is adapted for directing the UV light through the lumen towards a target surface via the second open end.