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发明名称
光学膜及使用其之面光源装置
摘要
光学膜10具有基膜11、棱镜面以及全像片。其中基膜11为聚对苯二甲酸乙二酯(PET)材质,基膜11的一面为入射面12,以压克力改质环氧树脂形成的棱镜面即在此入射面12上,而在入射面12之对面的出射面13上,为以同样的光硬化型树脂形成的全像片。前述棱镜面的断面以略呈三角形的沟或峰将入射光全反射,藉此,使光曲折成与前述出射面13垂直的方向,前述全像片则使自出射面13射出的光以异向性扩散,藉此以提升光的亮度。
申请公布号
TW200510760
申请公布日期
2005.03.16
申请号
TW093114380
申请日期
2004.05.21
申请人
日立化成工业股份有限公司
发明人
星野铁哉;杉本靖;手岛照雄;土桥友
分类号
G02B1/10
主分类号
G02B1/10
代理机构
代理人
詹铭文;萧锡清
主权项
地址
日本
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