Projector apparatus
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United States of America Patent
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-
Dec 2, 2008
Grant Date -
Jan 10, 2008
app pub date -
Aug 11, 2005
filing date -
Jan 19, 2005
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A projector apparatus, comprising a light converging unit (14) for converging image light for formation of a predetermined image; a lens unit (4) for passing through the image light from the light converging unit (14) so that an image of a predetermined magnification is displayed on a screen; a moving unit (5) for changing a relative distance between the light converging unit (14) and the lens unit (4) to adjust a position of the image displayed on the screen by the lens unit (4); and a control unit (6) for determining whether or not the relative distance changed by the moving unit exceeds a predetermined amount.
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