Unverified75% confidenceFactTime unknown
LED光效达标产品约80-120lm/W,同样亮度下功率越低越省电;卫浴灯每天使用时间短,节能收益有限,无需为高光效大幅加价
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75%
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Medium-term (~90 days)
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UnverifiedLED灯泡的实际光效应关注流明/瓦比值,优质产品应达到90-120lm/W,低于80lm/W说明能效偏低或散热设计差89% similarUnverified标准LED灯管光效通常在100-130lm/W,优质产品可达140-160lm/W,同样亮度下高光效产品更省电85% similarUnverified全光谱灯泡的流明效率普遍低于普通LED(约70-90lm/W vs 100-130lm/W),替换普通灯泡时需按流明选而非按瓦数,否则会明显偏暗85% similarUnverifiedLED补光灯功率参考:小件产品单灯≥40W或双灯各20W;中型物品需双灯各≥40W;亮度不足会导致快门变慢、手持糊片,或被迫拉高ISO产生噪点85% similarUnverified全光谱灯泡实测光效通常仅60-80lm/W,明显低于普通LED的100-150lm/W,因此同等亮度下功率更高、发热更大,需为吊灯预留散热空间并注意驱动电源寿命84% similar
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