Holographic storage medium having enhanced temperature operating range and method of manufacturing the same
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United States of America Patent
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Feb 19, 2002
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N/A
app pub date -
Jun 8, 2000
filing date -
Jun 8, 2000
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Abstract
A holographic storage medium, a method of manufacturing the holographic storage medium and a holographic storage device incorporating the storage medium. In one embodiment, the holographic storage medium includes: (1) first and second spaced-apart substrates, the first substrate being plastic and (2) a photopolymer core located between said first and second substrates and having a coefficient of thermal expansion such that said first and second substrates and said photopolymer core cooperate to respond substantially isotropically to a change in temperature.
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