Movement detector with tapering kaleidoscopic mirrors and method of installing such a detector
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United States of America Patent
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May 18, 2004
Grant Date -
Jan 17, 2002
app pub date -
Apr 23, 2001
filing date -
Apr 25, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A movement detector for detecting movement of a body includes a light sensor, a kaleidoscopic mirror and a lens for projecting a multiple image of the space onto the sensor. The movement detector is very sensitive and has a very small diameter.
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