Displays having improved contrast
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United States of America Patent
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-
Dec 29, 1992
Issued Date -
N/A
app pub date -
Oct 15, 1991
filing date -
Apr 5, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A display presenting an image having enhanced contrast has a screen which switches between a bright, image-presenting state and a dark, image-less state, to minimize glare from ambient light reflections. Alternatively, a shutter which switches between a substantially transparent state and a dark, light absorbing state is placed over a conventional screen.
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Cited Art Landscape
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