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skos:definition |
UMD: Devices that provide light for use in a distant area using a delivery system (e.g., fiberoptics). Light sources may include one of a variety of lamps (e.g., xenon, halogen, mercury). Most light sources are operated from line power, but some may be powered from batteries. They are mostly used in endoscopic, microscopic, and other examination and/or in surgical procedures.
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