Unverified95% confidenceFactTime unknown

夜间室内开灯后单向透视效果反转，室外反而能看清室内，必须搭配窗帘使用才能保证全天隐私

1

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95%

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Long-term

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单向透视镜面膜product_sku 窗贴隔热膜category

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Unverified夜间室内开灯后单向透视效果完全失效，室外可清晰看到室内，必须搭配窗帘使用才能保证全天隐私93% similar Unverified单向透视膜（单向可视）依赖内外光线差实现隐私，白天室外看不进室内、室内可看外；但天黑后室内开灯则效果完全反转，外面反而看得一清二楚，需配合窗帘使用91% similar

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