Display optical films
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United States of America Patent
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Sep 12, 2006
Grant Date -
Jun 30, 2005
app pub date -
Dec 31, 2003
filing date -
Dec 31, 2003
priority date (Note) -
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Abstract
There is provided an optical film. The optical film comprises a first surface defined by a first surface structure function modulated by a second surface structure function such that the first surface acts to diffuse light incident on the film, wherein the first surface structure function has a function of a microlens structure, and the second surface structure function has characteristics to provide the diffuse light. The optical film may be incorporated into a number of optical devices and structures.
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