Unverified80% confidenceCautionTime unknown
对闪烁敏感或有儿童/老人的家庭,应选标注无频闪(无可视频闪,波动深度<5%)的灯泡,廉价PWM调光灯泡低亮度时频闪严重易致眼疲劳
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80%
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Long-term
Relevance
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Unverified低价智能灯泡多用PWM调光,在低亮度(<30%)时频闪明显,长时间在眼下(如卧室阅读、儿童房)不建议使用无频闪认证的产品87% similarUnverified对闪烁敏感或有儿童/长时间阅读需求的,应选标注无频闪或高频调光(PWM频率≥3000Hz)的产品;低价智能灯泡低亮度下常出现肉眼可见频闪,长期用眼疲劳87% similarUnverified廉价智能灯普遍存在低亮度下频闪问题,长时间使用伤眼;选购认准'无频闪/无危害级'或标注调光技术为PWM高频调光(≥3125Hz)的产品,尤其儿童房和书桌照明86% similarUnverified选无频闪认证(如国AA级或频闪深度<3.2%)的灯,老年人对频闪引起的眼疲劳和头晕更敏感,廉价灯用PWM低频调光时肉眼看不见但会加重疲劳85% similarUnverified对频闪敏感(易头疼、眼疲劳)人群不建议买廉价无频闪认证的暖光灯,低价产品普遍采用PWM低频调光,低亮度档频闪尤其明显83% similar
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