Patterned polarizer having differently dyed areas
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United States of America Patent
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-
Aug 21, 1984
Issued Date -
N/A
app pub date -
Jan 31, 1983
filing date -
Jul 20, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A light polarizer element comprising a unitary film of molecularly oriented polymeric material exhibiting a pattern of dichroic stained areas, at least one of the pattern areas thereof formed by bleaching a first dichroic dye from the film and then restaining the at least one bleached area with a second, different, dichroic dye.
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