Exposure device
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United States of America Patent
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Aug 30, 2016
Grant Date -
Jun 25, 2015
app pub date -
Mar 6, 2015
filing date -
Sep 17, 2010
priority date (Note) -
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Abstract
A method of manufacturing of an alignment material film includes photoaligning the alignment material film by an exposure device to split each of sections of the alignment material film corresponding to picture elements of a liquid crystal display device into two parts in a width direction of the picture elements and exposing the alignment material film from different directions of each other. In the exposure device, each of sections of the alignment material film corresponding to the picture elements of the liquid crystal display device is split into two parts in the width direction of the picture elements and the two parts are exposed from the different directions of each other, whereby the alignment material film is photoaligned. The exposure device includes a first light source and a second light source for outputting exposure light.
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