Unverified80% confidenceDecision RuleTime unknown
使用带DC-DC调光技术的挂灯（非PWM低频调光），低亮度下无频闪，长时间用眼更舒适；廉价款常用PWM易致敏感人群疲劳
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80%
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Long-term
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Unverified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87% similarUnverified亮度调节最低档能否'无频闪且不跳变'是关键，廉价PWM调光灯低亮度下频闪严重伤眼，卧室夜灯场景选支持DC调光或低亮度稳定(<1%)的产品86% 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86% similarUnverified带DC调光或PWM高频调光（≥1250Hz以上或标注无频闪）的灯泡才能护眼，低价灯泡低亮度时用低频PWM，调暗后频闪明显加剧86% similar
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