DEVICE AND METHOD FOR PROCESSING A LIGHT GUIDE FOR HOMOGENEOUS COUPLING-OUT OF LIGHT
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United States of America Patent
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Issued Date -
Oct 15, 2015
app pub date -
May 29, 2013
filing date -
May 29, 2012
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Abstract
A device for processing a light guide includes a first embossing roller and a second embossing roller. The first embossing roller includes a first structured surface configured to rotate with respect to a first axis of rotation. The second embossing roller includes a second structured surface configured to rotate with respect to a second axis of rotation aligned parallel to the first axis of rotation. The first and second structured surfaces are configured to contact two opposite sides of the light guide. The first and second embossing rollers are configured to guide the light guide between the first and second embossing rollers.
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