Hologram recording medium
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United States of America Patent
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Sep 3, 2013
Grant Date -
Aug 19, 2010
app pub date -
Feb 5, 2010
filing date -
Feb 18, 2009
priority date (Note) -
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Abstract
Disclosed herein is a hologram recording medium, wherein in a volume hologram, the hologram recording medium is covered with a partially patterned optical functional film on the side closer to the viewer than a hologram recording layer without the medium of air, and wherein the hologram recording medium maintains its appearance approximately unchanged irrespective of the presence or absence of the optical functional film.
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