According to one embodiment, a liquid crystal display device includes a first substrate including a switching element and a pixel electrode, a second substrate including an insulating substrate, an organic layer which covers the insulating substrate in a non-display area in a shape of a frame surrounding a display area and comprises a first recess portion formed therein, and a light-shielding layer which covers the first recess portion, a sealing member which attaches the first substrate and the second substrate in the non-display area and a liquid crystal layer disposed in a space surrounded by the first substrate, the second substrate and the sealing member.

A display device comprises a first substrate; a color filter layer disposed on the first substrate; a first enclosed microcavity disposed on the color filter layer; an upper liquid crystal layer disposed in the first enclosed microcavity and comprising a dye having a complementary color with respect to a color of the color filter layer; a second substrate facing the first substrate; a second enclosed microcavity disposed on the second substrate; and a lower liquid crystal layer disposed in the second enclosed microcavity and comprising a dye having a complementary color with respect to a color of the color filter layer.

A liquid crystal display device includes pixels, each including a pixel electrode including first and second stem electrodes, which extend in a first direction and are spaced apart from each other, a third stem electrode, which extends in a second direction perpendicular to the first direction and intersects the first and second stem electrodes, a first edge electrode, which extends in the second direction and intersects first ends of the first and second stem electrodes, a second edge electrode, which extends in the second direction and intersects second ends of the first and second stem electrodes, and branch electrodes, which extend from the first, second, and third stem electrodes in a direction which is different from the first and second directions where a boundary line is defined between the first and second stem electrode.

According to one embodiment, a display device includes a first polarizing element, a second polarizing element, and a light-modulating layer located between the first polarizing element and the second polarizing element, each of the first polarizing element and the second polarizing element includes a guest-host liquid crystal layer and a control electrode in an active area including at least one sub-area, the guest-host liquid crystal layer including dye having anisotropy in absorptive power for visible light, the control electrode controlling an alignment direction of the dye in the sub-area.

A liquid crystal display device: includes: a first polarizer; a liquid crystal cell including a liquid crystal layer containing liquid crystal molecules aligned in parallel with a substrate of the liquid crystal cell; a first compensation film; and a second polarizer, wherein, as viewed perpendicularly to the substrate, an absorption axis of the first polarizer is parallel with an optical axis of the first compensation film, and an angle φ between the absorption axis of the first polarizer and an optical axis of the liquid crystal layer satisfies 0°<φ, in a cross section of the liquid crystal cell as viewed along a transmission axis of the first polarizer, an optical axis of the liquid crystal layer and the optical axis of the first compensation film have a tilt angle in the same direction to a face of the substrate, and the first compensation film has a positive birefringence.

An optical member includes: a substrate; and a dot that is in contact with a surface of the substrate, in which the dot is formed of a liquid crystal material having a cholesteric structure, the substrate includes a liquid crystal layer that is formed on the surface in contact with the dot, and the liquid crystal layer is a layer in which orientation of a liquid crystal compound is immobilized. The optical member includes a dot in a shape having a large maximum height with respect to a diameter, the dot being formed of a liquid crystal material having a cholesteric structure in which orientation disorder is reduced. As a result, the detection sensitivity of the dot pattern in various directions including an oblique direction is high. By using the optical member according to the present invention, an image display device having a high data input sensitivity can be provided.

A liquid crystal display includes: a first polarizer; a liquid crystal cell including a liquid crystal layer containing liquid crystal molecules horizontally aligned to a face of a substrate; and a second polarizer. The liquid crystal display further includes a first optical compensation film disposed between the first polarizer and the liquid crystal cell, an absorption axis of the first polarizer, an optical axis of the first optical compensation film, and an optical axis of the liquid crystal layer being parallel to each other in a view of the liquid crystal cell in a direction orthogonal to the face of the substrate of the liquid crystal cell. The optical axis of the liquid crystal layer of the liquid crystal cell and the optical axis of the first optical compensation film have a tilt angle from the face of the substrate of the liquid crystal cell in a same direction.

Provided is a liquid crystal display device that employs a horizontal alignment mode providing wide viewing angles and is capable of achieving high-speed response and high transmittance. The liquid crystal display device includes a pair of substrates with fringe electric field structures and a liquid crystal layer interposed between the paired substrates. Each fringe electric field structure includes a planar electrode, a slit electrode, and an insulating film interposed between the planar electrode and the slit electrode. The liquid crystal layer includes liquid crystal molecules that align horizontally to the substrate surfaces of the paired substrates with no voltage applied. The liquid crystal molecules in the vicinity of the respective substrates are configured to rotate in the same direction from the alignment azimuth with no voltage applied when voltage is applied to each of the fringe electric field structures.

An imaging directional backlight apparatus including a waveguide, a light source array, for providing large area directed illumination from localized light sources. The waveguide may include a stepped structure, in which the steps may further include extraction features optically hidden to guided light, propagating in a first forward direction. Returning light propagating in a second backward direction may be refracted, diffracted, or reflected by the features to provide discrete illumination beams exiting from the top surface of the waveguide. The directional backlight may be arranged to switch between at least a first wide angular luminance profile mode and a second narrow angular luminance profile mode. The directional backlight is arranged to illuminate an LCD with a bias electrode arranged to switch liquid crystal directors in black state pixels between a first wide angular contrast profile mode and a second narrow angular contrast profile mode. Performance of privacy operation for off-axis snoopers is enhanced in comparison to displays with only directional backlights or switchable contrast properties.

According to one embodiment, a liquid crystal display device includes a first substrate including a first source line and a second source line, a first main pixel electrode of a strip shape, a second main pixel electrode of a strip shape. The first substrate is configured such that a first distance between the first main pixel electrode and the first source line is less than a second distance between the first main pixel electrode and the second source line, and a third distance between the second main pixel electrode and the first source line is greater than a fourth distance between the second main pixel electrode and the second source line.