发明名称 OPTICAL FILM ROLL
摘要 PROBLEM TO BE SOLVED: To provide an optical film roll capable of realizing excellent display characteristics while maintaining manufacturing efficiency.SOLUTION: An optical film roll 100 has a width corresponding to one set of opposing sides of a liquid crystal cell, and configured to be cut in a length corresponding to the other set of opposing sides of the liquid crystal cell, and used to be adhered continuously onto a surface of the liquid crystal cell. The optical film roll 100 is obtained by rolling up a long optical film in a roll state. The long optical film is obtained by slit-processing a long optical film master roll in conveyance direction while conveying the long optical film master roll in a length direction thereof. The long optical film master roll is obtained by laminating a polarizing film having an absorption axis in a width direction and a reflective polarizing film having a reflection axis in a width direction.
申请公布号 JP2013218316(A) 申请公布日期 2013.10.24
申请号 JP20130049994 申请日期 2013.03.13
申请人 NITTO DENKO CORP 发明人 HIRATA SATOSHI;KONDO SEIJI;HATA KAZUYA
分类号 G02B5/30;B32B7/02;G02F1/1335 主分类号 G02B5/30
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