Unverified80% confidenceCautionTime unknown
不要选择PWM低频调光(易频闪)的助眠灯,在低亮度档位频闪最明显,长期使用引起眼疲劳;应选DC调光或高频PWM(>3000Hz)产品
1
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80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified调光要选支持PWM高频调频或DC无频闪调光的产品,低频PWM调光在低亮度档位会出现频闪,长期夜用伤眼且干扰睡眠92% similarUnverified睡前使用的灯具需支持无极调光并能降至10lux以下的极低亮度,PWM低频调光在低亮度下会产生频闪,优先选DC调光或高频PWM(≥3000Hz)以避免眼睛疲劳90% similarUnverified护眼/助眠场景应选支持1800K-2700K低色温档且带无频闪认证的灯带,PWM调光频率需≥3000Hz或采用DC恒流调光,避免低亮度时出现频闪88% similarUnverified确认调光是否采用DC直流调光或高频PWM(≥3000Hz),低频PWM频闪灯在低亮度时肉眼虽不可见但会造成潜在视疲劳,与助眠目的相悖87% similarUnverified选购时应确认低亮度下的无频闪能力,认准DC调光或高频PWM(≥3000Hz)标识,无频闪信息的低价助眠灯在夜间低亮使用时可能加重眼疲劳86% similar
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