Duplicating diffractive optical elements
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United States of America Patent
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Issued Date -
Mar 15, 2012
app pub date -
Apr 4, 2011
filing date -
Apr 2, 2010
priority date (Note) -
Abandoned
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Abstract
Methods and systems for duplicating holograms, including illuminating a master hologram using a first portion of a beam to generate a data beam, recording a copy hologram using a second portion of the beam and the data beam, where the master hologram and the copy hologram are arranged such that the second portion of the beam avoids the master hologram.
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