Invention Grant

Abstract:
A front projection screen for a video projection system is provided. The front projection screen includes a reflection screen surface, and a reflection material on the reflection screen surface, wherein the reflection material consists of a plurality of red, green, and blue color reflecting cells for receiving projected lights, absorbing a part of the projected lights having spectrums beyond ranges of red, green, and blue color spectrums, and reflecting a part of the projected lights having spectrums within ranges of red, green, and blue color spectrums back.
Public/Granted literature
- US20040100692A1 Method and apparatus to increase visual contrast for video projection screen Public/Granted day:2004-05-27
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