Display apparatus with adjustable imaging area
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
N/A
Issued Date -
Dec 19, 2002
app pub date -
Jun 13, 2001
filing date -
Jun 13, 2001
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A display apparatus includes a light source, a light integrator, a positive lens unit, and a liquid crystal display panel that are arranged in sequence and that are aligned along an optical axis. Light from the light integrator passes through the positive lens unit before reaching the display panel. The positive lens unit includes at least first and second lens components, each of which is formed from at least one lens member. The first lens component is movable relative to the light integrator along the optical axis, and the second lens component is movable relative to the first lens component along the optical axis for forming an image with a desired focusing, brightness and magnification factor on the display panel.
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Family
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Cited Art Landscape
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