专利名称：Light source device, method of
manufacturing light source, and projector
发明人：Hiroyuki Kobayashi,Shohei Fujisawa,Yuji
Takado,Takeshi Takezawa
申请号：US12000418申请日：20071212公开号：US07712921B2公开日：20100511
专利附图：
摘要：A light source unit comprising an arc tube having a light emitting section sealedsections , an oval reflector , and a secondary reflecting mirror for covering the front side
of the arc tube and reflecting a luminous flux radiated from the arc tube toward the ovalreflector , the center of discharging emission from the arc tube is disposed at a first focalposition L of the oval reflector , and the secondary reflecting mirror is configured as aseparate member from the arc tube , so that the outer peripheral portion of the
secondary reflecting mirror is accommodated within a circular cone shown by boundariesL, L connecting a second focal position L of the oval reflector and the distal end of thesealed section of the arc tube when being mounted to the front sealed section of the arctube
申请人：Hiroyuki Kobayashi,Shohei Fujisawa,Yuji Takado,Takeshi Takezawa
地址：Matsumoto JP,Matsumoto JP,Matsumoto JP,Matsumoto JP
国籍：JP,JP,JP,JP
代理机构：Oliff & Berridge, PLC
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