发明名称 防眩性光学積層体
摘要 An optical laminate having a light transparent base material and an anti-dazzling layer provided on the light transparent base material, wherein the outermost surface of the anti-dazzling layer has a concavoconvex surface. The concavoconvex shape simultaneously satisfies the following formulae (I) 1.2<=thetaa<=2.5 and (II) 0.004<=psi<=0.18, wherein thetaa represents the average inclination angle of the concavoconvex part; Rz represents the average roughness of concavoconvexes; Sm represents the average spacing of the concavoconvexes; and psi represents the ratio, between Rz and Sm, defined by psi=Rz/Sm. The optical laminate has an internal haze value of not less than 0% and not more than 50%, and the optical laminate has a surface haze value of not less than 0.5% and not more than 4.5%.
申请公布号 JP5823264(B2) 申请公布日期 2015.11.25
申请号 JP20110258153 申请日期 2011.11.25
申请人 大日本印刷株式会社 发明人 岩 田 行 光;三 上 豪 一;西 村 佳 泰;児 玉 崇
分类号 G02B5/02;B32B7/02;G02F1/1335 主分类号 G02B5/02
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