Method and apparatus for beam directing
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United States of America Patent
Stats
-
Dec 10, 2002
Issued Date -
N/A
app pub date -
Mar 20, 2001
filing date -
Apr 7, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Focusing means to focus a beam upon a reflective-transmissive surface. Reflecting means to reflect a central portion of the beam from the reflective-transmissive surface. Transmitting means to transmit a portion of the beam that lies outside the central portion. Receiving means to receive the transmitted portion of the beam and combining means to combine the reflected central portion of the beam with a test beam to generate an interference pattern.
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Cited Art Landscape
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