Unverified70% confidenceCautionTime unknown
不要用红光滤片套白光手电冒充红光手电:滤片吸收大量光能导致效率骤降、发热,且透过的光谱仍偏宽含有害波段,无法真正保护暗视觉
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70%
Confidence
Long-term
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