Unverified85% confidenceTradeoffTime unknown
卤素灯显色性(Ra近100)和调光平顺度优于普通LED,但耗电是LED的4-5倍、发热高、寿命仅2000小时左右,除非追求极致显色或已有卤素灯具否则应选LED
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Unverified卤素灯泡寿命约500-1000小时,LED标称3万小时以上但实际受散热和光衰影响;成对更换灯泡(一只坏两只换)避免两侧亮度色温不一致87% similarUnverifiedLED灯串标称寿命普遍20000-50000小时,且发热极低可长时间点亮不烫手,白炽/小灯泡款发热高且耗电,现基本不推荐85% similarUnverified同亮度下LED能耗约为白炽灯的1/8、卤素灯的1/5,寿命普遍标称25000-50000小时,装饰灯优先选LED光源款85% similarUnverifiedLED灯的标称寿命(如25000/50000小时)指光衰到70%(L70)的时间,并非完全不亮;实际寿命更受电源驱动和散热影响,散热差的塑料壳灯珠易早衰84% similarUnverifiedLED标称寿命常见25000-50000小时,但实际以L70衡量(光衰至初始70%亮度),散热差的灯具光衰加速,选带铝散热体的灯具寿命更真实84% similar
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