发明名称 DISPLAY DEVICE, AND PROJECTION DISPLAY DEVICE
摘要 <P>PROBLEM TO BE SOLVED: To provide a display device capable of guiding light from a light emitting body sufficiently to a display window. <P>SOLUTION: The display device is provided a first display window 123a, a second display window 123b and a third display window 123c, a first LED 804, a second LED 805 and a third LED 806 each arranged in a prescribed distance from each of the display windows 123a, 123b, 123c, and a first light guiding part 141, a second light guiding part 142 and a third light guiding part 143 which are arranged between each of the display windows 123a, 123b, 123c and each of the LED 804, 805, 806 and guide light emitted from each of the LEDs 804, 805, 806 to the corresponding display windows. Each of the light guiding parts 141, 142, 143 includes top end faces 141d, 142d, 143d positioned on a display window side and base end faces 141e, 142e, 143e positioned on an LED side and having larger areas than the top end face. Tapered parts 141c. 142c, 143c are provided on each of the light guide parts 141, 142, 143. <P>COPYRIGHT: (C)2011,JPO&INPIT
申请公布号 JP2011165608(A) 申请公布日期 2011.08.25
申请号 JP20100030161 申请日期 2010.02.15
申请人 SANYO ELECTRIC CO LTD 发明人 YAMAMOTO YUSUKE;HASHIBA YUJI;SARUWATARI TOSHIHIRO
分类号 F21V8/00;F21Y101/02;G03B21/14 主分类号 F21V8/00
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