Polarizing, photochromic devices and methods of making the same
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United States of America Patent
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Jul 1, 2008
Grant Date -
May 29, 2008
app pub date -
Oct 31, 2006
filing date -
Jul 1, 2003
priority date (Note) -
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Abstract
A method of making an optical element including: forming an at least partial coating of an alignment medium to at least a portion of at least one surface of a substrate and at least partially ordering at least a portion of the alignment medium; forming at least one at least partial coating of an alignment transfer material on at least a portion of the coating of the alignment medium and aligning the alignment transfer material with at least a portion of the ordered alignment medium; and forming an at least partial coating including an anisotropic material and at least one photochromic-dichroic compound on the alignment transfer material, aligning at least a portion of the anisotropic material with the at least partially aligned alignment transfer material, and aligning at least a portion of the photochromic-dichroic compound with aligned anisotropic material.
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