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Projection system and projector

2020-12-14 来源:我们爱旅游
专利内容由知识产权出版社提供

专利名称:Projection system and projector发明人:Eiji Morikuni申请号:US14194469申请日:20140228公开号:US09372328B2公开日:20160621

专利附图:

摘要:A projection system includes: a relay system that focuses light having exitedthrough a first image plane on a second image plane; and an enlarging system thatenlarges and projects an image focused on the second image plane on a third imageplane, wherein the relay system includes a first lens element on which the light having

exited through the first image plane is incident, the first lens element having positiverefracting power, a reflective member that reflects a light having passed through the firstlens element, the reflective member having positive refracting power, and a second lenselement on which a light reflected off the reflective member is incident and which focusesthe light reflected off the reflective member on the second image plane, the second lenselement having positive refracting power.

申请人:Seiko Epson Corporation

地址:Tokyo JP

国籍:JP

代理机构:Maschoff Brennan

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