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LED Technology Glossary | LED Technical Reference | Philips Lumileds Lighting Company
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日期：2025-11-13
Efficacy The light output of a light source divided by the total electrical power input to that source, expressed in lumens per watt (lm/W). Efficiency - See Luminous efficiency. ELV-type Dimmer An electronic low voltage dimmer, used to dim LED lighting f...看更多
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