摘要:
A polymer film, wherein when any point in the polymer film is taken as a center, a maximum difference between high and low film thicknesses within a range of 60 mm diameter is not more than 1 μm, an RMS value of a film thickness is 0 μm to 0.15 μm or a difference between maximum and minimum values of slow axis angle in any 60 mm×60 mm square in the polymer film is 0° to 0.40°; and a solution casting film-forming method comprising: casting a dope on a support; peeling the casted film, wherein a dry wind of 3 m/s to 15 m/s is applied to the casted film within 15 seconds from the casting, and wherein before the dry wind is applied to the casted film, an air floating on a surface of the casted film has a wind velocity of less than 3 m/s.
摘要:
Disclosed is a liquid crystal display device, wherein u′on axis and v′on axis, u′max and v′max, and u′min and v′min satisfy following expressions (1), (2) and (3): u ave ′ = ( u max ′ - u min ′ 2 ) , v ave ′ = ( v max ′ - v min ′ 2 ) ( 1 ) Δ u ′ v ave - on axis ′ = ( u ave ′ - u on axis ′ ) 2 + ( v ave ′ - v on axis ′ ) 2 ≦ 0.04 ( 2 ) 0.35 ≦ v on axis ′ ≦ 0.55 ( 3 ) wherein u′on axis and v′on axis are hues in a black state observed in a front direction; u′max and v′max are maximum values of u′ and v′ in a black state among values observed in directions with an azimuth angle ranging from 0° to 360° and a polar angle of 60°; and u′min and v′min are minimum values of u′ and v′ in a black state among values observed in directions with an azimuth angle ranging from 0° to 360° and a polar angle of 60°.
摘要翻译:公开了一种液晶显示装置,其中u'轴和v'on轴,u'max和v'max,u'min和v'min满足以下表达式(1),(2)和(3): u ave'=(u max' - u min'2),v ave'=(v max' - v min'2)(1)Delta?u uv vveve on on轴'=(u ave ' - u on·轴轴')2 +(v ave' - v on uk轴')2 @ 0.04(2)0.35 @ v on轴轴'@ 0.55(3)其中u'轴和v' 轴上是在前方观察到的黑色状态的色调; u'max和v'max是在0°至360°的方位角和60°的极角的方向上观察到的值之间的黑色状态下的u'和v'的最大值; 并且u'min和v'min是在0°至360°的方位角和60°的极角的方向上观察到的值之间的黑色状态下的u'和v'的最小值。
摘要:
A liquid crystal display device includes: a backlight; a liquid crystal cell; a first polarizing plate provided between the liquid crystal cell and the backlight; a second polarizing plate provided in opposite side to the first polarizing plate with respect to the liquid crystal cell; a first retardation film provided between the first polarizing plate and the liquid crystal cell; and a second retardation film provided between the second polarizing plate and the liquid crystal cell, wherein a relationship represented by the following formula (1) is satisfied: 1×10−6/° C.≦EC2max−EC1max≦50×10−6/° C. (1) in which EC1max represents a maximal linear thermal expansion coefficient of the first retardation film, and EC2max represents a maximal linear thermal expansion coefficient of the second retardation film.
摘要:
A polymer film stretched after formed by solution casting, of which the wavelength dispersion of the refractivity anisotropy and/or the refractivity anisotropy differ between two surfaces of the film is disclosed.
摘要:
A liquid crystal display device is provided and includes: a liquid crystal cell including a pair of transparent glass substrates each having a transparent electrode, and a nematic liquid crystal between the pair of the transparent glass substrates; and a pair of polarizing plates sandwiching the liquid crystal cell. At least one of the pair of polarizing plates includes a protective film; a polarizer; and an optical compensation film. One of the pair of transparent glass substrates, an adhesive; the optical compensation film; the polarizer; and the protective film are stacked in this order, and they satisfy the following equations (1) to (3): |n1−n2|≦0.03 (1) |n2−n3|≦0.03 (2) |n1−n3|≦0.03 (3) where n1, n2, and n3 indicate average refractive indices at 589 nm of the one of the pair of the transparent glass electrodes, the adhesive; and the optical compensation film, respectively.
摘要:
A liquid crystal display device comprising a liquid crystal cell and a polarizer arranged on at least one outer side of the liquid crystal cell, wherein the liquid crystal cell includes a pair of substrates at least one of which has an electrode and which are arranged oppositely to each other, and a liquid crystal layer sandwiched between the substrates, and at least one substrate includes at least three color pixels of B, G and R satisfying the following formula (1-1), and the polarizer includes a polarizing element and a film satisfying the following formula (1-2) and containing an optically-anisotropic layer: −20 nm≦{Rth[cell](630)−Rth[cell](440)}≦28 nm, (1-1) 1 nm
摘要:
A cellulose acylate film containing a cellulose acylate having a total degree of substitution of from 1.5 to 2.6 and a polycondensate ester, satisfying 3.4≦Rth(550)/d, 40 nm≦Re(550)≦60 nm and 100 nm≦Rth(550)≦300 nm, having a film thickness of from 20 to 45 μm and having an internal haze of from 0.005 to 0.07% (d means the film thickness (μm)).
摘要:
An optical film contains a cellulose acylate film, and at least two layers of an optically anisotropic layer A and an optically anisotropic layer B, wherein the cellulose acylate film satisfies the specific formulae, Re(548) of the optically anisotropic layer A is from 80 to 190 nm and the slow axis of the optically anisotropic layer A is at 45°±10° with respect to the film conveying direction, and the optically anisotropic layer B satisfies the specific formulae.
摘要:
A liquid crystal display device is provided and includes: a liquid crystal cell including a pair of transparent glass substrates each having a transparent electrode, and a nematic liquid crystal between the pair of the transparent glass substrates; and a pair of polarizing plates sandwiching the liquid crystal cell. At least one of the pair of polarizing plates includes a protective film; a polarizer; and an optical compensation film. One of the pair of transparent glass substrates, an, adhesive; the optical compensation film; the polarizer; and the protective film are stacked in this order, and they satisfy the following equations (1) to (3): |n1−n2|≦0.03 (1) |n2−n3|≦0.03 (2) |n1−n3|≦0.03 (3) where n1, n2, and n3 indicate average refractive indices at 589 nm of the one of the pair of the transparent glass electrodes, the adhesive; and the optical compensation film, respectively.