High contrast front and rear viewing surfaces for projection displays
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United States of America Patent
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Mar 4, 2003
Grant Date -
N/A
app pub date -
Jan 24, 2000
filing date -
Jan 27, 1999
priority date (Note) -
Expired
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Abstract
A viewing surface capable of high contrast and high resolution comprising one or more materials that preferentially reflect or transmit or scatter monochromatic light at the primary wavelengths necessary to generate the color gamut appropriate for a given display application. A viewing surface capable of high contrast and high resolution comprising one or more materials which can include rare earth ions, etc. and may be combined with absorbing substrates and/or interference filters.
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