Optical scanner
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United States of America Patent
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N/A
Issued Date -
Feb 4, 2010
app pub date -
Apr 25, 2008
filing date -
Apr 25, 2007
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An optical scanner for providing a deviation of electromagnetic radiation wherein the deviation varies in time. At least a first Risley pair has a first pair of optical elements and a second Risley pair has a second pair of optical elements. The optical elements in the first Risley pair are arranged to counter-rotate at a first rotation rate. The optical elements of the second Risley pair are arranged to counter-rotate at a second rotation rate in a manner so that a desired time dependency of the deviation of the radiation is obtained.
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