Black edge prism sheet, method for manufacturing the prism sheet, manufacturing equipment and display device
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United States of America Patent
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Jul 4, 2017
Grant Date -
Dec 24, 2015
app pub date -
Aug 26, 2014
filing date -
Jun 20, 2014
priority date (Note) -
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Abstract
A black edge prism sheet is disclosed, having a substrate and a shadowless glue film layer molded on one side of the substrate. The shadowless glue film layer includes: a central region having multiple first geometry structures arranged in parallel to each other, forming a surface of prisms, and a peripheral region. The peripheral region has multiple second geometry structures arranged adjacent to each other. The peripheral region is located outside the central region and extends to edge of the shadowless glue film layer. An ink layer is printed on the multiple second geometry structures.
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