发明名称 LIGHT GUIDE PLATE, LIGHTING DEVICE, AND METHOD FOR MANUFACTURING LIGHT GUIDE PLATE
摘要 <P>PROBLEM TO BE SOLVED: To provide a light guide plate manufactured by a roll-to-roll method, and the manufacturing method. <P>SOLUTION: The light guide plate is equipped with: a soft resin base 10A having a first resin surface 10A1 and a second soft surface 10A2 on the side opposite to the first soft surface; and a first hard resin layer 10B formed on the first soft surface. The soft resin base has a Shore D hardness of &le;50 and a thickness of 0.3 to 10 nm. The first hard resin layer has a first hard surface 10B1 being in contact with the first soft surface and a second hard surface 10B2 on a side opposite to the first hard surface. The first hard resin layer has a Rockwell R hardness of &ge;90 and a thickness of &le;100 nm, and a plurality of hard convex portions CB are formed on the first hard surface or the second hard surface. The light guide plate is manufactured by a roll-to-roll method because it includes the soft resin base. <P>COPYRIGHT: (C)2011,JPO&INPIT
申请公布号 JP2011186413(A) 申请公布日期 2011.09.22
申请号 JP20100054784 申请日期 2010.03.11
申请人 HITACHI MAXELL LTD 发明人 OGAWA YOICHI
分类号 G02B5/02;F21S2/00;F21Y101/02;G02F1/13357 主分类号 G02B5/02
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