Unverified88% confidenceDecision RuleTime unknown
频闪判断认准'豁免级'(无危害)认证,或用手机摄像头对准灯光看有无滚动条纹,波动深度应<3.2%(IEEE 1789标准无风险区),标称'无频闪'但无认证的谨慎
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88%
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Long-term
Relevance
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Unverified无频闪需看是否通过IEEE 1789豁免级标准,宣称'无可视频闪'不等于无频闪,认准'无危害'或'豁免级(exempt)'表述,光输出波动深度应<5%85% similarUnverified选购时认准通过IEEE PAR1789标准的'无危害'频闪等级(频闪深度<3.2%或频率>3125Hz),豁免类光源比声称'无蓝光'更能保护视觉83% similarUnverified频闪判断可用手机摄像头对准灯光,出现明显滚动条纹即为频闪严重;应选标注'无可视频闪'或通过'豁免级'光生物安全的产品83% similarUnverified频闪判定看IEEE 1789标准豁免区:波动深度在低风险/无风险等级才算真无频闪,宣传‘无蓝光’的灯不等于无频闪,二者是独立指标,需分别确认82% similarUnverified频闪要认准国标『无危害』等级(豁免级/RG0,闪烁百分比<3.2%在100Hz以下),而非商家笼统宣传的『无频闪』,可用手机慢动作摄像模式对着灯拍摄初步验证是否有明显条纹82% similar
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