Unverified75% confidenceDecision RuleTime unknown
低价副厂OLED屏常采用低频PWM调光，在低亮度下频闪严重，容易引发头晕眼睛疲劳；对频闪敏感者应确认屏幕支持类DC调光或选原装屏
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Unverified屏幕看PWM调光频率而非峰值亮度：对屏幕敏感/易眼疲劳者选高频PWM（≥1920Hz）或类DC调光机型，OLED低频闪烁是暗光下眼干头晕的主因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86% similarUnverified护眼看调光方式：优先1920Hz或以上高频PWM调光，或类DC调光；低于480Hz的低频PWM OLED屏对敏感人群易致眼疲劳头晕86% similarUnverified低亮度频闪（PWM调光）是换屏后长时间用眼舒适度的关键：多数国产组装OLED采用低频PWM调光，敏感人群会出现眼疲劳头痛，选带DC调光或类DC高频调光标注的总成可缓解85% similarUnverified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85% similar
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