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Patent Searching and Data


Title:
POLARIZATION CONVERSION SYSTEM AND PROJECTOR
Document Type and Number:
WIPO Patent Application WO/2021/109783
Kind Code:
A1
Abstract:
A polarization conversion system, comprising: a housing (1) forming a sealed accommodating space, wherein heat dissipation fins (17) are provided on the housing (1); and a polarization conversion module (2) located in the accommodating space. Hence, the present invention improves the dustproof effect of the polarization conversion module (2), and enhances the heat dissipation performance of the polarization conversion system, thereby prolonging the service life of the system. Further provided is a projector.

Inventors:
DENG GAOFEI (CN)
ZHOU JIANHUA (CN)
YU XIN (CN)
LI YI (CN)
Application Number:
PCT/CN2020/126556
Publication Date:
June 10, 2021
Filing Date:
November 04, 2020
Export Citation:
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Assignee:
APPOTRONICS CORP LTD (CN)
International Classes:
G02B21/16
Foreign References:
CN211348968U2020-08-25
JP2008039835A2008-02-21
JP2008039835A2008-02-21
JP3490024B22004-01-26
CN1605042A2005-04-06
CN101090627A2007-12-19
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