Parallel displacement/inclination measuring apparatus and antenna system
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United States of America Patent
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Apr 13, 2004
Grant Date -
Oct 23, 2003
app pub date -
Oct 24, 2002
filing date -
Apr 22, 2002
priority date (Note) -
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Abstract
A laser pointer and an image sensor are employed as one measuring system, and two measuring systems are arranged such that a laser beam is irradiated in the opposite direction. One laser pointer and one image sensor are arranged on the measuring reference portion, and also One laser pointer and one image sensor are arranged on the measured portion. The parallel displacement .DELTA.X and the inclination .theta. of the measured portion are calculated separately based on measured results obtained by these two measuring systems.
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