Liquid crystal display device having an antiglare layer
First Claim
1. A liquid crystal display device comprising:
- a first protective film;
a first polarizing film;
an optical compensation region;
a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer;
a second polarizing film; and
a second protective layer, in this order,wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates,an antiglare layer is provided to at least one of the first protective film and the second protective layer, andthe antiglare layer has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%,wherein the antiglare layer is formed from a coating composition comprising a light-transparent resin, a light-transparent fine particle and multiple kinds of solvents, andthe multiple kinds of solvents comprises a main solvent incapable of dissolving the transparent support and a small amount of a solvent having a hydroxyl group.
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0 Petitions
Accused Products
Abstract
A liquid crystal display device comprising: a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, and the antiglare layer has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%.
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Citations
64 Claims
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1. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, and the antiglare layer has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%, wherein the antiglare layer is formed from a coating composition comprising a light-transparent resin, a light-transparent fine particle and multiple kinds of solvents, and the multiple kinds of solvents comprises a main solvent incapable of dissolving the transparent support and a small amount of a solvent having a hydroxyl group. - View Dependent Claims (2, 3)
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4. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, at least one of the first and second protective films having the antiglare layer is an antiglare antireflection film comprising a transparent support, the antiglare layer and a low refractive index layer having a refractive index lower than that of the antiglare layer, the antiglare antireflection film has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%, wherein the antiglare layer is formed from a coating composition comprising a light-transparent resin, a light-transparent fine particle and multiple kinds of solvents, and the multiple kinds of solvents comprises a main solvent incapable of dissolving the transparent support and a small amount of a solvent having a hydroxyl group. - View Dependent Claims (5, 6)
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7. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, and one(s) having the antiglare layer of the first protective film and the second protective layer has a haze value attributable to internal scattering of from 0 to 5%, and a haze value attributable to surface scattering is from 1 to 30%, wherein the antiglare layer is formed from a coating composition comprising a light-transparent resin, a light-transparent fine particle and multiple kinds of solvents, and the multiple kinds of solvents comprises a main solvent incapable of dissolving the transparent support and a small amount of a solvent having a hydroxyl group. - View Dependent Claims (8, 9)
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10. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, at least one of the first and second protective films is an antiglare antireflection film comprising a transparent support, the antiglare layer and a low refractive index layer having a refractive index lower than that of the antiglare layer, and the antiglare antireflection film has a haze value attributable to internal scattering of from 0 to 5%, and a haze value attributable to surface scattering of from 1 to 30%, wherein the antiglare layer is formed from a coating composition comprising a light-transparent resin, a light-transparent fine particle and multiple kinds of solvents, and the multiple kinds of solvents comprises a main solvent incapable of dissolving the transparent support and a small amount of a solvent having a hydroxyl group. - View Dependent Claims (11, 12)
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13. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwichinq the liquid crystal layer; a second polarizinq film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, and the antiglare layer has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%, wherein the haze value attributable to internal scattering of the antiglare layer is from 5 to 20% and the haze value attributable to surface scattering of the antiglare layer is from 1 to 10%, wherein the refractive index of the low refractive index layer is from 1.30 to 1.48, the low refractive index layer comprises a fluorine-containing polymer, and the fluorine-containing polymer comprises from 30 to 80 mass % of a fluorine atom. - View Dependent Claims (14, 15)
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16. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, at least one of the first and second protective films is an antiglare antireflection film comprising a transparent support, the antiglare layer and a low refractive index layer having a refractive index lower than that of the antiglare layer, and the antiglare antireflection film has a haze value attributable to internal scattering of from 0 to 5%, and a haze value attributable to surface scattering of from 1 to 30%, wherein the refractive index of the low refractive index layer is from 1.30 to 1.48, the low refractive index layer comprises a fluorine-containing polymer, and the fluorine-containing polymer comprises from 30 to 80 mass % of a fluorine atom. - View Dependent Claims (17, 18)
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19. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, and the antiglare layer has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%, wherein the haze value attributable to internal scattering of the antiglare layer is from 5 to 20% and the haze value attributable to surface scattering of the antiglare layer is from 1 to 10%, wherein the low refractive index layer is formed by coating a composition having heat curability and/or photocurability, the composition mainly comprising a fluorine-containing polymer containing a crosslinking or polymerizable functional group, wherein the low refractive index layer is a cured film formed by coating and curing a curable composition comprising (A) at least one said fluorine-containing polymer, (B) at least one inorganic fine particle having an average particle diameter corresponding to 30 to 100% of thickness of the low refractive index layer, and (C) at least one hydrolysate and/or partial condensate of an organosilane represented by formula (1), which is produced in the presence of an acid catalyst;
(R10)m—
Si(X)4-m
Formula (1)
wherein R10 represents a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group, X represents a hydroxyl group or a hydrolyzable group, and m represents an integer of 1 to 3. - View Dependent Claims (20)
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21. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, at least one of the first and second protective films is an antiglare antireflection film comprising a transparent support, the antiglare layer and a low refractive index layer having a refractive index lower than that of the antiglare layer, and the antiglare antireflection film has a haze value attributable to internal scattering of from 0 to 5%, and a haze value attributable to surface scattering of from 1 to 30%, wherein the low refractive index layer is formed by coating a composition having heat curability and/or photocurability, the composition mainly comprising a fluorine-containing polymer containing a crosslinking or polymerizable functional group, wherein the low refractive index layer is a cured film formed by coating and curing a curable composition comprising (A) at least one said fluorine-containing polymer, (B) at least one inorganic fine particle having an average particle diameter corresponding to 30 to 100% of thickness of the low refractive index layer, and (C) at least one hydrolysate and/or partial condensate of an organosilane represented by formula (1), which is produced in the presence of an acid catalyst;
(R10)m—
Si(X)4-m
Formula (1)
wherein R10 represents a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group, X represents a hydroxyl group or a hydrolyzable group, and m represents an integer of 1 to 3. - View Dependent Claims (22)
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23. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, and the antiglare layer has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%, wherein the antiglare layer is a cured film formed by coating and curing a curable coating composition comprising a hydrolysate and/or a partial condensate of an organosilane represented by formula (1);
(R10)m—
Si(X)4-m
Formula (1)
wherein R10 represents a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group, X represents a hydroxyl group or a hydrolyzable group, and m represents an integer of 1to 3.
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24. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, at least one of the first and second protective films having the antiglare layer is an antiglare antireflection film comprising a transparent support, the antiglare layer and a low refractive index layer having a refractive index lower than that of the antiglare layer, the antiglare antireflection film has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%, wherein the antiglare layer and the low refractive index layer each is a cured film formed by coating and curing a curable coating composition comprising a hydrolysate and/or a partial condensate of an organosilane represented by formula (1);
(R10)m—
Si(X)4-m
Formula (1)
wherein R10 represents a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group, X represents a hydroxyl group or a hydrolyzable group, and m represents an integer of 1 to 3.
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25. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, and one(s) having the antiglare layer of the first protective film and the second protective layer has a haze value attributable to internal scattering of from 0 to 5%, and a haze value attributable to surface scattering is from 1 to 30%, wherein the antiglare layer is a cured film formed by coating and curing a curable coating composition comprising a hydrolysate and/or a partial condensate of an organosilane represented by formula (1);
(R10)m—
Si(X)4-m
Formula (1)
wherein R10 represents a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group, X represents a hydroxyl group or a hydrolyzable group, and m represents an integer of 1 to 3.
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26. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, at least one of the first and second protective films is an antiglare antireflection film comprising a transparent support, the antiglare layer and a low refractive index layer having a refractive index lower than that of the antiglare layer, and the antiglare antireflection film has a haze value attributable to internal scattering of from 0 to 5%, and a haze value attributable to surface scattering of from 1 to 30%, wherein the antiglare layer and the low refractive index layer each is a cured film formed by coating and curing a curable coating composition comprising a hydrolysate and/or a partial condensate of an organosilane represented by formula (1);
(R10)m—
Si(X)4-m
Formula (1)
wherein R10 represents a substituted or unsubstituted alkyl group or a substituted or unsubstituted aryl group, X represents a hydroxyl group or a hydrolyzable group, and m represents an integer of 1to 3.
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27. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, at least one of the first and second protective films having the antiglare layer is an antiglare antireflection film comprising a transparent support, the antiglare layer and a low refractive index layer having a refractive index lower than that of the antiglare layer, the antiglare antireflection film has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%, wherein the low refractive index layer is a cured film formed by coating and curing a curable composition comprising (A) a fluorine-free polymer and (B) an inorganic fine particle having an average particle diameter corresponding to 30 to 100% of thickness of the low refractive index layer and having a hollow structure.
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28. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, at least one of the first and second protective films is an antiglare antireflection film comprising a transparent support, the antiglare layer and a low refractive index layer having a refractive index lower than that of the antiglare layer, and the antiglare antireflection film has a haze value attributable to internal scattering of from 0 to 5%, and a haze value attributable to surface scattering of from 1 to 30%, wherein the low refractive index layer is a cured film formed by coating and curing a curable composition comprising (A) a fluorine-free polymer and (B) an inorganic fine particle having an average particle diameter corresponding to 30 to 100% of thickness of the low refractive index layer and having a hollow structure.
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29. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, and the antiglare layer has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%, wherein the optical compensation region comprises at least one retardation region satisfying any one of the following relations (A) to (D); (A) 100 nm≦
Re≦
400 nm, and −
50 nm ≦
Rth≦
50 nm(B) 60 nm ≦
Re≦
200 nm, and 30 nm ≦
Rth≦
100 nm(C) 0 nm ≦
Re≦
20 nm, and −
400 nm ≦
Rth≦
−
50 nm(D) 30 nm ≦
Re≦
150 nm, and 100 nm ≦
Rth≦
400 nm
wherein Re designates the in-plane retardation and Rth designates the retardation in the thickness direction. - View Dependent Claims (30)
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31. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, at least one of the first and second protective films having the antiglare layer is an antiglare antireflection film comprising a transparent support, the antiglare layer and a low refractive index layer having a refractive index lower than that of the antiglare layer, the antiglare antireflection film has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%, wherein the optical compensation region comprises at least one retardation region satisfying any one of the following relations (A) to (D); (A) 100 nm≦
Re≦
400 nm, and −
50 nm ≦
Rth≦
50 nm(B) 60 nm ≦
Re≦
200 nm, and 30 nm ≦
Rth≦
100 nm(C) 0 nm ≦
Re≦
20 nm, and −
400 nm ≦
Rth≦
−
50 nm(D) 30 nm ≦
Re≦
150 nm, and 100 nm ≦
Rth≦
400 nm
wherein Re designates the in-plane retardation and Rth designates the retardation in the thickness direction. - View Dependent Claims (32)
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33. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, and one(s) having the antiglare layer of the first protective film and the second protective layer has a haze value attributable to internal scattering of from 0 to 5%, and a haze value attributable to surface scattering is from 1 to 30%, wherein the optical compensation region comprises at least one retardation region satisfying any one of the following relations (A) to (D); (A) 100 nm≦
Re≦
400 nm, and −
50 nm ≦
Rth≦
50 nm(B) 60 nm ≦
Re≦
200 nm, and 30 nm ≦
Rth≦
100 nm(C) 0 nm ≦
Re≦
20 nm, and −
400 nm ≦
Rth≦
−
50 nm(D) 30 nm ≦
Re≦
150 nm, and 100 nm ≦
Rth≦
400 nm
wherein Re designates the in-plane retardation and Rth designates the retardation in the thickness direction. - View Dependent Claims (34)
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35. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, at least one of the first and second protective films is an antiglare antireflection film comprising a transparent support, the antiglare layer and a low refractive index layer having a refractive index lower than that of the antiglare layer, and the antiglare antireflection film has a haze value attributable to internal scattering of from 0 to 5%, and a haze value attributable to surface scattering of from 1 to 30%, wherein the optical compensation region comprises at least one retardation region satisfying any one of the following relations (A) to (D); (A) 100 nm≦
Re≦
400 nm, and −
50 nm ≦
Rth≦
50 nm(B) 60 nm ≦
Re≦
200 nm, and 30 nm ≦
Rth≦
100 nm(C) 0 nm ≦
Re≦
20 nm, and −
400 nm ≦
Rth≦
−
50 nm(D) 30 nm ≦
Re≦
150 nm, and 100 nm ≦
Rth≦
400 nm
wherein Re designates the in-plane retardation and Rth designates the retardation in the thickness direction. - View Dependent Claims (36)
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37. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, and the antiglare layer has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%, wherein the optical compensation region comprises a first retardation region and a second retardation region, the first retardation region has an in-plane retardation Re of from 70 to 330 nm, the first retardation region has a value Nz of from more than 0 to less than 0.5, the second retardation region has an in-plane retardation Re of from 0 to 100 nm, the second retardation region has a retardation Rth in thickness direction of from 10 to 140 nm, and a transmission axis of the first polarizing film is parallel to a slow axis direction of the liquid crystal molecules at the black display. - View Dependent Claims (38, 39)
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40. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, at least one of the first and second protective films having the antiglare layer is an antiglare antireflection film comprising a transparent support, the antiglare layer and a low refractive index layer having a refractive index lower than that of the antiglare layer, the antiglare antireflection film has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%, wherein the optical compensation region comprises a first retardation region and a second retardation region, the first retardation region has an in-plane retardation Re of from 70 to 330 nm, the first retardation region has a value Nz of from more than 0 to less than 0.5, the second retardation region has an in-plane retardation Re of from 0 to 100 nm, the second retardation region has a retardation Rth in thickness direction of from 10 to 140 nm, and a transmission axis of the first polarizing film is parallel to a slow axis direction of the liquid crystal molecules at the black display. - View Dependent Claims (41, 42)
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43. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, and one(s) having the antiglare layer of the first protective film and the second protective layer has a haze value attributable to internal scattering of from 0 to 5%, and a haze value attributable to surface scattering is from 1 to 30%, wherein the optical compensation region comprises a first retardation region and a second retardation region, the first retardation region has an in-plane retardation Re of from 70 to 330 nm, the first retardation region has a value Nz of from more than 0 to less than 0.5, the second retardation region has an in-plane retardation Re of from 0 to 100 nm, the second retardation region has a retardation Rth in thickness direction of from 10 to 140 nm, and a transmission axis of the first polarizing film is parallel to a slow axis direction of the liquid crystal molecules at the black display. - View Dependent Claims (44, 45)
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46. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, at least one of the first and second protective films is an antiglare antireflection film comprising a transparent support, the antiglare layer and a low refractive index layer having a refractive index lower than that of the antiglare layer, and the antiglare antireflection film has a haze value attributable to internal scattering of from 0 to 5%, and a haze value attributable to surface scattering of from 1 to 30%, wherein the optical compensation region comprises a first retardation region and a second retardation region, the first retardation region has an in-plane retardation Re of from 70 to 330 nm, the first retardation region has a value Nz of from more than 0 to less than 0.5, the second retardation region has an in-plane retardation Re of from 0 to 100 nm, the second retardation region has a retardation Rth in thickness direction of from 10 to 140 nm, and a transmission axis of the first polarizing film is parallel to a slow axis direction of the liquid crystal molecules at the black display. - View Dependent Claims (47, 48)
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49. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, and the antiglare layer has a haze value attributable to internal scattering of from 5 to 35%, and a haze value attributable to surface scattering of from 1 to 10%, wherein the optical compensation region comprises a first retardation region and a second retardation region, the first retardation region has an in-plane retardation Re of from 20 to 150 nm, the first retardation region has a value Nz of from 1.5 to 7, the second retardation region has an in-plane retardation Re of from 0 to 50 nm, the second retardation region has a retardation Rth in thickness direction of from −
80 to −
400 nm, anda transmission axis of the first polarizing film is parallel to a slow axis direction of the liquid crystal molecules at the black display. - View Dependent Claims (50, 51, 52)
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53. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; the second retardation region has a retardation Rth in thickness direction of from −
80 to −
400 nm, anda transmission axis of the first polarizing film is parallel to a slow axis direction of the liquid crystal molecules at the black display. - View Dependent Claims (54, 55, 56)
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57. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, an antiglare layer is provided to at least one of the first protective film and the second protective layer, and one(s) having the antiglare layer of the first protective film and the second protective layer has a haze value attributable to internal scattering of from 0 to 5%, and a haze value attributable to surface scattering is from 1 to 30%, wherein the optical compensation region comprises a first retardation region and a second retardation region, the first retardation region has an in-plane retardation Re of from 20 to 150 nm, the first retardation region has a value Nz of from 1.5 to 7, the second retardation region has an in-plane retardation Re of from 0 to 50 nm, the second retardation region has a retardation Rth in thickness direction of from −
80 to −
400 nm, anda transmission axis of the first polarizing film is parallel to a slow axis direction of the liquid crystal molecules at the black display. - View Dependent Claims (58, 59, 60)
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61. A liquid crystal display device comprising:
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a first protective film; a first polarizing film; an optical compensation region; a liquid crystal cell comprising a liquid crystal layer and a pair of substrates sandwiching the liquid crystal layer; a second polarizing film; and a second protective layer, in this order, wherein at a black display, liquid crystal molecules in the liquid crystal layer are aligned in parallel with surfaces of said pair of substrates, at least one of the first and second protective films is an antiglare antireflection film comprising a transparent support, the antiglare layer and a low refractive index layer having a refractive index lower than that of the antiglare layer, and the antiglare antireflection film has a haze value attributable to internal scattering of from 0 to 5%, and a haze value attributable to surface scattering of from 1 to 30%, wherein the optical compensation region comprises a first retardation region and a second retardation region, the first retardation region has an in-plane retardation Re of from 20 to 150 nm, the first retardation region has a value Nz of from 1.5 to 7, the second retardation region has an in-plane retardation Re of from 0 to 50 nm, the second retardation region has a retardation Rth in thickness direction of from −
80 to −
400 nm, anda transmission axis of the first polarizing film is parallel to a slow axis direction of the liquid crystal molecules at the black display. - View Dependent Claims (62, 63, 64)
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Specification