Cylindrical color wheel and fabricating method thereof and projector using the same
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Feb 18, 2003
Grant Date -
N/A
app pub date -
Oct 10, 2000
filing date -
Oct 8, 1999
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A cylindrical color wheel that is adaptive for making a slim-type picture projector. In the cylindrical color wheel, a color drum is provided with a plurality of color filters for transmitting only a light beam having a wavelength corresponding to a different color being integrally formed in a cylinder shape. A coupler is attached to the color drum. A motor rotates the coupler to which the color drum is attached.
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Cited Art Landscape
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