Optimisation of the illumination of a projection appliance
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United States of America Patent
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Nov 4, 2008
Grant Date -
Nov 16, 2006
app pub date -
Dec 3, 2003
filing date -
Dec 4, 2002
priority date (Note) -
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Abstract
In order to align the optical components of a projection apparatus (1), more particularly a rear projection apparatus of a projection wall, wherein the projection apparatus (1) comprises a light mixing rod (8), it is proposed to arrange an alignment deflecting mirror (19) in the illumination path of the imaging device (11) between the lamp (3) and the light mixing rod (8), wherein said alignment deflecting mirror (19) can be adjusted by means of servo motors (23).
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