发明名称 PROJECTOR
摘要 PROBLEM TO BE SOLVED: To provide a projector capable of suppressing discoloration of an exterior case while reducing an environmental load when the white-colored exterior case is employed.SOLUTION: A projector 1 modulates light flux emitted from a light source device 21 by an optical modulation device (a liquid crystal panel 252) based on image information and projects the modulated light flux through a projection lens device 26. The projector 1 comprises an exterior case 10 configured by accommodating the light source device 21 and the liquid crystal panel 252 therein while including an exhaust air port 332 for exhausting interior warm air to the outside. At least the exhaust air port 332 of the exterior case 10 is formed of a synthetic resin A to which an ultraviolet absorber is added. The synthetic resin A is formed of a synthetic resin containing not an ABS (acrylonitrile butadiene styrene) component but a PC (polycarbonate) as a main component.
申请公布号 JP2015018281(A) 申请公布日期 2015.01.29
申请号 JP20140209739 申请日期 2014.10.14
申请人 SEIKO EPSON CORP 发明人 WATANABE NOBUO;YAMAKI YUKINORI;KAMIZAWA TAKAO
分类号 G03B21/14;H04N5/74 主分类号 G03B21/14
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