US Patent 7499214 Ambient light absorbing screen
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Patent Inventor Names
Gilbert G Smith0
Thomas E Novet0
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Patent abstract
A projection screen for receiving projector light from a projector facing direction includes a substrate having a plurality of features. Each of the features includes a reflective surface oriented to the projector facing direction. Each of the reflective surfaces is curved in a first direction to provide a desired horizontal viewing angle, and is curved in a second direction to provide a desired vertical viewing angle.
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US Patent 07499214 Ambient light absorbing screen US Patent 7499214 Ambient light absorbing screen
Infobox
Patent Number
074992140
Patent Number
74992140
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Patent Jurisdiction
Patent Number
074992140
Date of Patent
March 3, 2009
0Patent Application Number
115905060
Date Filed
October 31, 2006
0Official Website
Patent Primary Examiner
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US Patent 07499214 Ambient light absorbing screen
Infobox
Is a
Patent jurisdiction
Patent number
07499214
Date of patent
March 3, 2009
Patent application number
11590506
Date Filed
October 31, 2006
Patent primary examiner
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