发明名称 LIGHT SOURCE DEVICE AND PROJECTOR
摘要 <P>PROBLEM TO BE SOLVED: To provide a light source device capable of attaining a sufficient amount of light. <P>SOLUTION: In the light source device 10, light can be taken out from both front and rear surfaces of a waveguide 2 by making one end and the other end of a discharge lamp 1 respectively expose from the front and rear surfaces of the waveguide 2. Thus, a larger amount of light can be attained in comparison with a conventional light source device wherein light is taken out from one surface. Therefore, the light emitted from the discharge lamp 1 can be sufficiently taken out (utilized). <P>COPYRIGHT: (C)2013,JPO&INPIT
申请公布号 JP2013062158(A) 申请公布日期 2013.04.04
申请号 JP20110200260 申请日期 2011.09.14
申请人 SEIKO EPSON CORP 发明人
分类号 F21S2/00;F21Y101/00;G03B21/00;G03B21/14 主分类号 F21S2/00
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