Unverified80% confidenceCautionTime unknown
有明显频闪(低频PWM调光)的阅读灯不建议长时间使用,会加剧眼疲劳;选购认准无频闪/DC调光标识,可用手机慢动作录像检测有无条纹
1
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80%
Confidence
Long-term
Relevance
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Unverified带无极调光(无频闪PWM或DC调光)的助眠灯比分档调光更护眼,低亮度下频闪明显的灯会引起眼疲劳,选购时可用手机摄像头对准低亮度状态检测条纹86% similarUnverified健康照明场景应查看是否具备无频闪认证(如国标RG0豁免级/DC恒流驱动),廉价灯带多采用低频PWM调光,调暗时频闪加剧,长时间用于阅读或作为工作照明易致眼疲劳86% similarUnverified护眼阅读或长时间停留区域应认准无频闪(无级调光/PWM频率≥3125Hz或直流调光DC dimming)和低蓝光认证,廉价灯带低亮度下频闪严重86% similarUnverified真正护眼要看'硬件低蓝光'和'DC调光/不闪屏',而非软件降蓝光;PWM低频调光(<1250Hz)在低亮度下频闪严重,敏感人群长时间使用易疲劳干涩85% similarUnverified采用DC调光无频闪,长时间办公或阅读时相比PWM调光对眼睛更友好,但低亮度下可能出现轻微色彩不均匀84% similar
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