A display apparatus includes a plurality of prism patterns disposed between a display panel and a light guide plate and having a shape of an inverted triangle, each of the plurality of prism patterns including a first pattern including a first side having a shape of an inverted triangle, which faces the display panel, a second side connecting one end of the first side to a vertex of the inverted triangle disposed under the first side, and a third side connecting the other end of the inverted triangle to the vertex and a second pattern having a refractive index less than that of the first pattern and disposed in the first groove that is defined in the second side to extend in a direction crossing the second side.

The present invention relates to an at least partly implantable system for injecting a substance into a patient's body. The system comprises at least one implantable infusion needle arranged in at least one first housing, the at least one implantable infusion needle having a tip end for injecting a substance into a penetration area of a patient, and at least one drive unit coupled to the at least one implantable infusion needle and arranged for moving the tip end of the at least one infusion needle for varying the penetration site, wherein the at least one drive unit is a drive unit arranged for moving the tip end of the at least one infusion needle using hydraulic force. The system is adapted to use infusion liquid to be injected into the patient's body as hydraulic fluid.

A long-length circularly polarizing plate including: a polarizing film; a λ/2 plate having a slow axis in a direction forming an angle of 22.5°±10° relative to an absorption axis of the polarizing film; and a plate having a slow axis in a direction forming an angle of 90°±20° relative to an absorption axis of the polarizing film, in this order, wherein the λ/2 plate and the λ/4 plate have different wavelength dispersions, and an NZ factor of the λ/4 plate NZq satisfies NZq≦0.0.

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.

Embodiments of the present invention relate to a liquid crystal display panel and a method of manufacturing the same, and a display device. The liquid crystal display panel includes: an array substrate and an opposite substrate, a polarized light source structure disposed on a side of the array substrate and capable of emitting linearly polarized light; and a polarization sheet disposed on the opposite substrate; wherein the polarized light source structure includes a first electrode layer, a second electrode layer and a quantum rod contained layer therebetween; the quantum rod contained layer may emit linearly polarized light a polarization direction parallel to an absorption axis of the polarization sheet.

A display device includes a plurality of pixels; a first substrate including a pixel electrode disposed in a pixel of the plurality of pixels, a second substrate facing the first substrate and including a color adjusting pattern, which is disposed in the pixel of the plurality of pixels, and a common electrode, which is disposed on the color adjusting patterns, and a liquid crystal layer interposed between the first substrate and the second substrate and including a liquid crystal and a dichroic dye, wherein the plurality of pixels include a first-color pixel, which is configured to display a first color, and a second-color pixel, which is configured to display a second color different from the first color, and the color adjusting pattern includes a first color adjusting pattern, which is disposed in the first-color pixel, and a second color adjusting pattern, which is disposed in the second-color pixel.

Embodiments of the present disclosure provides a transparent liquid crystal display device and a display method thereof. The transparent liquid crystal display device includes a transparent liquid crystal display panel and a transparent backlight module, the transparent liquid crystal display panel includes a color filter substrate, the transparent backlight module is disposed on a non-display side of the transparent liquid crystal display panel and includes a transparent light guide plate and an ultraviolet light source, the ultraviolet light source is disposed on a side end of the transparent light guide plate, the color filter substrate includes color resin lasers with different colors, and the color resin layers with different colors are mixed with fluorescent materials which are excitable to emit corresponding colors.

A backlight unit including: a light source; and a photoconversion layer disposed separately from the light source to convert a wavelength of incident light from the light source and thereby provide converted light, wherein the photoconversion layer includes a polymer matrix and a plurality of anisotropic semiconductor nanocrystals disposed in the polymer matrix, and wherein the polymer matrix includes a polymer having a repeating unit represented by Chemical Formula 1:

##STR00001## wherein R.sup.1 is hydrogen or a methyl group, each R.sup.2 is independently hydrogen or a C1 to C3 alkyl group, and R.sup.3 is a C2 to C5 alkyl group, wherein the polymer exhibits elasticity at a temperature between a glass transition temperature of the polymer and about 100° C., and wherein the plurality of anisotropic semiconductor nanocrystals are aligned along a long axis thereof for the photoconversion layer to emit polarized light.

Embodiments of the present disclosure disclose a polarizer sheet, a liquid crystal display device and a fabricating method of a polarizer sheet a polarizer sheet. The polarizer sheet includes a polarizing layer and an up-conversion luminescence material layer located on a side of the polarizing layer, the up-conversion luminescence material layer being capable of emitting visible light under excitation of an external light.

According to the invention, there is provided a mirror with an image display function including, in this order: an image display device; a circular polarization reflection layer; and a front surface plate made of glass or plastic, in which the circular polarization reflection layer includes a cholesteric liquid crystal layer, the cholesteric liquid crystal layer has a central wavelength of selective reflection in a visible light region, and the central wavelength is different from an emission peak wavelength of the image display device by 5 nm or greater. The mirror with an image display function of the invention is capable of displaying a bright image.