An LCD module includes an LCD panel, and a polarizing plate formed on each of the upper and lower surfaces of the LCD panel. The polarizing plate includes a polarizer and a polyester film formed on at least one surface of the polarizer. The polyester film has a difference between the index of refraction in the x-axis direction and the index of refraction in the z-axis direction (nx−nz) of about 0.1 to about 0.18, where nx and nz are the indices of refraction in the x-axis and z-axis directions, respectively, at a wavelength of 550 nm. The LCD module has a CR 45° and a CR 135° of about 1.0% or greater.

A curved surface LCD panel and a display device are disclosed. The curved surface LCD panel includes an array substrate and an opposite substrate parallel with each other and curved in a same direction, wherein edge zones of the array substrate and the opposite substrate having plural optical retardation zones, each of the optical retardation zones on the array substrate being corresponding to one of the optical retardation zones on the opposite substrate, and two corresponding optical retardation zones constituting a zone group; a LC layer located between the array substrate and the opposite substrate; and an optical compensation film attached at each of the optical retardation zones in at least one zone group; wherein the optical compensation film being perpendicular to an optical axis of the optical retardation zone attached with the optical compensation film and having an equal optical retardation with the optical retardation zone.

A color filter substrate and a liquid crystal display panel are described. The color filter substrate has: a base substrate; a color resist layer disposed on a surface of the base substrate and formed with color resist blocks each configured to filter a light with a predetermined wavelength and emits a target light; a compensating film disposed on the other surface of the base substrate and having compensating units corresponding to the color resist blocks and facing toward the corresponding color resist blocks, respectively; and an upper polarizing sheet disposed on the compensating film. A first compensating specific value Re and a second compensating, specific value Rth of each of the compensating units respectively satisfy the following relationships: Re/λ=A, Rth/λ=B, Re=(Nx−Ny)*d, Rth=[(Nx+Ny)/2−Nz]*d. Thus, the light leakage problem can be eliminated, and a user's experience can be improved.

A color filter substrate, a liquid crystal display panel, and a liquid crystal display are described. The color filter substrate has: a base substrate, a color resist layer disposed on a surface of the base substrate and having a plurality of colored-filter color resists each configured to filter a stray light and emit a light corresponding to a color; an upper polarizing sheet disposed on the other surface of the base substrate; and a ¼ wavelength plate covering on the upper polarizing sheet and having a plurality of areas which are respectively corresponding to the colored-filter color resists and face toward the colored-filter color resists, respectively. An in-plane retardation Re of the ¼ wavelength plate in each of the areas satisfies: Re=λ/4, wherein λ is a wavelength of the light corresponding to the color,

A liquid crystal display panel and a liquid crystal display device, the liquid crystal panel including a color filter sheet and a liquid crystal layer, an optical compensation film layer being disposed between the color filter sheet and the liquid crystal layer. With the optical compensation film layer inside the liquid crystal panel, contrast ratio is increased in a full-viewing-angle direction, and color shift in a diagonal direction of the liquid crystal pane is alleviated; further, the optical compensation film layer is provided on the color filter sheet of the liquid crystal panel, leading to a compact structure of the liquid crystal panel, reducing production costs and decreasing light leakage and mura phenomenon that are caused by light reflection and refraction; gray level, contrast ratio, color phase or the like of an LCD can be also improved.

A display device according to one aspect of the present invention includes a liquid crystal panel including a curved display screen, and a phase compensation member provided at a position corresponding to each of corner portions of the curved display screen.

A LCD includes a liquid crystal panel, a backlight module opposite to the liquid crystal panel, at least one quantum rod film and at least one wavelength film. The quantum rod film is between the liquid crystal panel and the backlight module, and the wavelength film is between the quantum rod film and the liquid crystal panel. Light beams generated by the backlight module pass through the quantum rod film and the wavelength film in sequence to arrive the liquid crystal panel. By adopting the quantum rod film, the saturation of the LCD may be greatly enhanced.

Provided is an optically anisotropic film exhibiting reverse wavelength dispersibility with excellent thickness-direction phase differences, a laminate, a circularly polarizing plate, and a display device. The optically anisotropic film of an embodiment of the present invention satisfies the following Requirements 1 to 4. Requirement 1: In a case of irradiation with P-polarized light and S-polarized light, which are linearly polarized light perpendicular to each other, from a direction inclined by 45° from a normal direction of a film surface of the optically anisotropic film, an absorption intensity ratio in a case of irradiation with S-polarized light to an absorption intensity in a case of irradiation with P-polarized light is 1.02 or more in an absorption intensity at a wavelength having a largest absorption in a wavelength range of 700 to 900 nm. Requirement 2: Re(550)<10 nm, Requirement 3: Re(800)<10 nm, Requirement 4: Rth(450)/Rth(550)<1,

The present invention provides a composition to form an optically anisotropic film exhibiting excellent reverse wavelength dispersibility, an optically anisotropic film, a circularly polarizing plate; a display device; and a near-infrared absorbing coloring agent. The composition includes a liquid crystal compound or a polymer, and a near-infrared absorbing coloring agent having a structural moiety including a coloring agent skeleton and a mesogenic group that is bonded to the coloring agent skeleton, in which the near-infrared absorbing coloring agent satisfies Condition 1 where an absolute value λ1 of a square root of a first eigenvalue and an absolute value λ2 of a square root of a second eigenvalue satisfy a relationship of Formula (A) λ2/λ1≤0.60; and Condition 2: An angle between a direction of a transition moment of absorption of the infrared absorbing coloring agent and a direction of an eigenvector of the first eigenvalue is 75.0° or more.

Provided is a liquid crystal display device and a polarizing plate capable of improving the contrast ratio in the front direction. The polarizing plate includes a pair of polarizers including a first polarizer and a second polarizer whose transmission axes are parallel to each other; a retarder between the paired polarizers; and a diffusion layer in at least one of a region between the paired polarizers or a region on a side without the retarder of the first polarizer.