Yuyao Linsheng-The Principle Of Modern Emergency Lighting
Modern emergency lighting is installed in almost every commercial and high-occupancy residential building. The lamp consists of one or more incandescent bulbs or one or more high-intensity light-emitting diodes (LEDs). Emergency lighting lamps are usually PAR 36 sealed beams or wedge-shaped base lamps. All units have some kind of equipment to focus and enhance the light they produce. It can be...
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