Optical film roll set, and method for producing optical film roll set
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United States of America Patent
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Nov 24, 2015
Grant Date -
Mar 27, 2014
app pub date -
May 9, 2012
filing date -
May 20, 2011
priority date (Note) -
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Abstract
A set of optical film rolls for use in a process including supplying films and bonding the films, in directions relatively perpendicular to one another, to an optical cell, wherein a direction in which each film is bonded to the optical cell is equal to a direction in which each film is supplied, and the films are laminated to one side of the optical cell, the set of optical film rolls includes:
- a first optical film roll that is a roll of a first long multilayer optical film including a long polarizing film having an absorption axis in its longitudinal direction; anda second optical film roll that is a roll of a second long multilayer optical film including a long linearly polarized light separating film having a reflection axis in its transverse direction.
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