Graphic display device
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United States of America Patent
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N/A
Issued Date -
Dec 8, 2005
app pub date -
Jun 3, 2005
filing date -
Jun 7, 2004
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A graphic display device includes a light source; a condenser mirror for condensing light from the light source; a color separation filter; a light tunnel on which light passed through the color separation filter is incident; a relay lens system; a first mirror on which the light passed through the relay lens system is incident; a second mirror on which the light reflected from the first mirror is incident; an optical reflecting device including an array of microscopic mirrors which tilt independently to change an exit angle of light reflected thereby to be switched between an ON state, in which the light travels in a first direction, and an OFF state, in which the light travels in a second direction; an a projection lens on which the light traveling in the first direction is incident to be magnified and projected to a screen.
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Cited Art Landscape
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