Polyvinyl alcohol(PVA) films for liquid crystal display(LCD)—Determination of thickness
NEQ ISO 4593:1993
全国光学功能薄膜材料标准化技术委员会(SAC/TC 431)
本标准规定了液晶显示器（LCD）用聚乙烯醇（PVA）薄膜厚度的测定方法。
本标准适用于用机械测量法对液晶显示器用光学级PVA薄膜厚度的测定，亦适用于包装用PVA膜、假肢用PVA膜及其他一些PVA薄膜产品厚度的测定。
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