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1.56和1.61镜片区别
更新时间: 2021-01-13 00:49:10  

1、这些数字代表镜片的光学折射率,即在镜片中心厚度相同的情况下,相同度数同种材料的镜片,折射率高的比折射率低的镜片边缘更薄;数字越大,镜片越薄,价格也就越高。

2、如果说患者的度数小于四百度的话,在配眼镜的时候只需要选择1.56的镜片就可以了。但是如果说度数超过四百度,就意味着消费者们必须要选择1.61的镜片才能够看得更清楚一些。

关键词: 镜片 区别

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