Measuring pyramid size on a textured surface
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United States of America Patent
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Feb 26, 2008
Grant Date -
Jul 28, 2005
app pub date -
Dec 10, 2004
filing date -
Dec 12, 2003
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method for measuring pyramid size of pyramids outwardly extending on a textured surface of an object, which method involves emitting from a light source a light beam along a first direction onto a region of the textured surface, measuring an intensity of light received from that region along a second direction, and processing the measured intensity to obtain an average size of pyramids; and a device suitable for measuring pyramid size according to the method.
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