Unverified85% confidenceDecision RuleTime unknown
宣称遮光的帐篷若无独立UPF/防紫外线标注，遮光≠防晒；选购看UPF50+标识才代表能有效阻隔紫外线，遮光率高仅代表挡可见光
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85%
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Long-term
Relevance
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Unverified遮阳帘的紫外线阻隔（UPF）与遮光率是两个独立指标，深色帘不代表防紫外线好，选购时要看是否标注UPF50+或UV阻隔率数据，仅标'遮光'的产品可能防不了紫外线85% similarUnverified带可拆卸遮阳篷的背架需确认UPF防晒等级（≥UPF50+）及是否可遮侧面；纯遮顶不遮侧的遮阳篷在斜射阳光下防护有限83% similarUnverified遮阳篷防晒能力看UPF值，UPF50+可阻挡98%以上紫外线；带隐藏式加长遮阳的顶棚在夏季户外更实用，注意是否配透气网窗散热83% similarUnverified网纱UPF50+主打防紫外线与透气观察，但对强光眩光的物理遮挡不如全遮光布料82% similar
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