Lighting systems, namely, solid state lighting systems comprising solid-state light emitters, ultraviolet curing lamps; illumination systems comprising solid-state light emitters; UV curing systems comprising solid-state light emitters, UV dryers, for photo polymer polymerization for printing, lithography, coatings, adhesives, processes used in the semiconductor, circuit board manufacture, publishing, packaging, and other manufacturing and processing for industry; fluorescent light systems, namely, solid state ultraviolet illumination systems comprising solid-state light emitters, UV cleaning systems comprising solid-state light emitters, UV sterilization systems comprising solid-state light emitters, curing, sterilization, cleaning, and material ablation; ultraviolet exposure arid curing systems comprising solid-state light emitters for use in materials processing, namely, printed circuit board exposure and curing of inks and coatings used for circuit boards