Projection type display apparatus
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United States of America Patent
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-
Aug 25, 1998
Grant Date -
N/A
app pub date -
Dec 20, 1995
filing date -
Jan 30, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A projection type display apparatus has a light source optical system, a first filter (1), a first aperture (17), a condenser lens (13), a liquid crystal element (15) having a color filter for each pixel, a second aperture (18), a second filter (2), a projection optical system which form a schlieren optical system wherein first and second filters each composed of a spectral element for controlling each color of R, G and B are provided.
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Cited Art Landscape
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