Twisted nematic micropolarizer and its method of manufacturing
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United States of America Patent
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Jun 10, 2008
Grant Date -
Nov 10, 2005
app pub date -
Mar 21, 2005
filing date -
Jan 14, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention is a method for creating a micropolarizer, including providing a first plate having a first and a second surface, providing a second plate having a first and a second surface. Then coating a polyimide on each of the first surface of the two plates followed by rubbing the polyimide coated upon the first surface of the first plate along a predetermined direction and rubbing the polyimide coated upon the first surface of the second plate along a direction having a predetermined angle in relation to the predetermined direction. An alignment process includes aligning the first plate and the second plate having the first surface of the first plate and the first surface of the second plate facing each other thereby creating a space there between. In conclusion there is a filling of a liquid crystal material in the space whereby a cell, or film is created.
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