镜片折射率
镜片折射率-
近年来，随着眼镜行业的规范管理，相关标准要求眼镜片生产厂家标注眼镜镜片材料的折射率。
In recent years , with the proposing of stricter regulation of the glasses industry , the relevant standard asks the glasses lens manufacturers to mark the refractive index of glasses .
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本文主要介绍眼镜镜片用的高折射率树脂的开发动向。
In this paper , were introduced recent trend of optical lens materials , with high refractive index .