Retardation film, manufacturing method thereof, polarizing...

Details Retardation film, manufacturing method thereof, polarizing... Retardation film, manufacturing method thereof, polarizing...

2006-08-23

2008-12-16

Healy, Brian M (Department: 2883)

Liquid crystal cells, elements and systems

Particular structure

Having significant detail of cell structure only

C349S117000, C349S187000

Reexamination Certificate

active

07466377

ABSTRACT:
A film bonded to a polarizer of a polarizing plate, has a surface A and a surface B opposite to the surface A; and a thickness of 10 μm to 70 μm; wherein a refractive index difference between the surface A and the surface B is 5×10−4to 5×10−3.

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patent: 2005/0243245 (2005-11-01), Taguchi et al.
patent: 2007/0046865 (2007-03-01), Umeda et al.
patent: 2008/0062366 (2008-03-01), Ohtani et al.

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