The finding that hollow-core optical fibres can preserve the state of linearly polarized light over hundreds of metres with exceptional purity could benefit applications in sensing, gyroscopes and quantum optics.

中文翻译：

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中空设计提供极化纯度

中空光纤可以保持数百米的线性偏振光状态并具有卓越的纯度，这一发现可能有益于传感，陀螺仪和量子光学领域的应用。