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Document Number
US Patent 7193776
Issued Date
March 20, 2007
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Abstract
A screen includes a reflecting layer, a reflecting layer, a reflecting layer and a base material in the order of description from the light incidence side, wherein the reflecting layer, reflecting layer, and reflecting layer reflect the R light, G light, and B light which are the lights in specific wavelength regions and transmit outer light which is the light in the other wavelength region different from the specific wavelength region.
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Number of Claims:
6
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Published
March 20, 2007
Application Number
10/998,997
Filed
November 30, 2004
US Classification
359/452   359/443 359/459
Int'l Classification
G03B   21/60   (20060101)   G03B   21/56   (20060101)  
Examiner
Assistant Examiner
Attorney/Law Firm
Priority Data
Dec 18, 2003 [JP] 2003-420960
USPTO Field of Search
359/452   359/443   359/459   359/619  
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