OPTICAL SHEET STRUCTURE
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United States of America Patent
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Mar 3, 2014
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Mar 5, 2013
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Abstract
The present invention relates to an optical sheet structure for minimizing optical interferences, which includes: a base substrate; a structural pattern formed on the upper side of the base substrate; and an optical interference preventive part formed on the underside of the base substrate having a plurality of concave regions separately formed.
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