发明名称 Display apparatus capable of controlling range of visually recognizable observation angle
摘要 A display apparatus includes a display panel that displays an image, and a viewing angle restricting element that selectively irradiates light with directivity in a restricting direction at a predetermined angle with respect to a direction of normal to the display panel, toward an observation side of the display panel.
申请公布号 US8139179(B2) 申请公布日期 2012.03.20
申请号 US20070709506 申请日期 2007.02.22
申请人 DAIKU YASUHIRO;CASIO COMPUTER CO., LTD. 发明人 DAIKU YASUHIRO
分类号 G02F1/1335 主分类号 G02F1/1335
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