发明名称 LAMINATED OPTICAL FILM
摘要 PROBLEM TO BE SOLVED: To provide an optical film having a desired Nz coefficient by a simple method. SOLUTION: The laminated optical film is formed by laminating two pieces of optical films having different Nz coefficients so that the slow axes of both the films are in parallel to each other. COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2009198600(A) 申请公布日期 2009.09.03
申请号 JP20080037873 申请日期 2008.02.19
申请人 ASAHI KASEI E-MATERIALS CORP 发明人 TAKAGIWA AYA;YONEZAWA JUN;NAKAYAMA HIROSHI;MURAKAMI FUMIKI;WATABE MASAHIRO
分类号 G02B5/30 主分类号 G02B5/30
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