Generating Optical Contrast Using Thin Layers
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United States of America Patent
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Issued Date -
Apr 26, 2007
app pub date -
Oct 20, 2005
filing date -
Oct 20, 2005
priority date (Note) -
Abandoned
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Abstract
A recordable medium includes a recordable structure having a transmissivity with respect to a read beam that increases upon application of an energy. In some examples, the transmissivity of the recordable structure before and after application of the energy can be greater than 50%. In some examples, the recordable structure can include a first layer and a second layer. In some examples, the first and second layers combine upon application of the energy.
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