Unverified82% confidenceDecision RuleTime unknown
调光方式优先选无频闪（DC调光或高频PWM＞3000Hz），低频PWM在低亮度下频闪严重，长时间近距离使用易致眼疲劳
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82%
Confidence
Long-term
Relevance
-
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Unverified调光方式优先选PWM频率>3000Hz或DC直流调光的产品，低频PWM（<1250Hz）在低亮度时频闪严重，长期使用引起眼疲劳94% similarUnverified调光方式优先选DC直流调光或高频PWM（≥3125Hz），避免低频PWM调光；低频PWM在肉眼不可见的情况下仍会造成视疲劳累积93% similarUnverified调光方式优先选DC直流恒流调光或高频PWM（＞3125Hz），低频PWM调光（尤其调暗时）会产生肉眼难察觉的频闪，是低价灯的隐藏坑91% similarUnverified调光方式建议选支持无极调光或多档位（≥3档），并优先PWM调光频率＞3000Hz或采用DC调光的机型，避免低频PWM调光在低亮度下产生频闪91% similarUnverified选支持PWM高频调光（≥3000Hz）或DC直流调光的灯具，低频PWM调光在低亮度时频闪严重，长时间使用易引起眼疲劳，可用手机相机开录像模式检测有无水波纹90% similar
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