Abstract: According to one embodiment of the present disclosure, an optical filter which makes light pass therethrough includes a first layer configured to polarize the light; a second layer disposed directly on a first surface of the first layer and to make only light with a first wavelength band pass therethrough; and a color conversion layer disposed on the first layer, to receive the light, and to convert the light with the first wavelength band into light with a second wavelength band.

Abstract: A polarizing member includes a base layer, a first reflection preventing layer and a second reflection preventing layer. A base layer polarizes light, generating polarized light. A first reflection preventing layer is disposed on the base layer, diffusing the polarized light and generating first diffused light. A second reflection is disposed on the first reflection preventing layer, diffusing the first diffused light and generating second diffused light.

Abstract: A liquid crystal display device includes a first polarizing film, a first compensation film on the first polarizing film, the first compensation film including a biaxial film, a second compensation film on the first compensation film, the second compensation film including a negative C-plate film, a substrate on the second compensation film, a liquid crystal layer on the substrate, a second polarizing film on the liquid crystal layer, and a color conversion filter on the second polarizing film.

Abstract: An optical film may include a polarizer configured to linearly polarize a first light to provide a linearly polarized light component. The optical film may further include a first semi-transmissive film overlapping the polarizer, configured to transmit the linearly polarized light component, and configured to reflect a first circularly polarized component of a second light. The first circularly polarized component of the second light may have a first wavelength. The optical film may further include a second semi-transmissive film overlapping the first semi-transmissive film, configured to transmit the linearly polarized light component, and configured to reflect a second circularly polarized component of the second light. The second circularly polarized component of the second light may have a second wavelength that is unequal to the first wavelength.

Abstract: A liquid crystal display includes a first substrate and a second substrate facing each other. A color filter is positioned on the first substrate. A liquid crystal layer is interposed between the first substrate and the second substrate. A first polarizer is positioned on an outer surface of the first substrate. A first compensation film is positioned on an outer surface of the first polarizer. A second compensation film is positioned on an outer surface of the second substrate. A third compensation film is positioned on an outer surface of the second compensation film. A second polarizer is positioned on an outer surface of the third compensation film. The second compensation film includes a negative C-plate, and the third compensation film includes a biaxial film.

Abstract: A liquid crystal display comprises a surface light source, a lower polarizing plate disposed on the surface light source, a liquid crystal layer disposed on the lower polarizing plate, a retardation layer disposed on the liquid crystal layer and an upper polarizing plate disposed on the retardation layer, wherein the lower polarizing plate is a reflective polarizing plate exhibiting positive C phase difference characteristics, and the retardation layer exhibits positive A phase difference characteristics.

Abstract: A polarizing plate includes a base film and a polarizer. The polarizer includes a dichroic dye formed on the base film, oriented perpendicular to a plane of the base film, and having a discotic liquid crystal phase.

Abstract: A polarizing member includes a base layer, a first reflection preventing layer and a second reflection preventing layer. A base layer polarizes light, generating polarized light. A first reflection preventing layer is disposed on the base layer, diffusing the polarized light and generating first diffused light. A second reflection is disposed on the first reflection preventing layer, diffusing the first diffused light and generating second diffused light.

Abstract: A display panel including a substrate on which a switching element is disposed, a first electrode connected to the switching element, an image displaying layer disposed under the first electrode, a second electrode disposed under the image displaying layer and insulated from the first electrode, a protective layer disposed under the second electrode and surrounding a lower surface and side surfaces of the image displaying layer, and an upper polarizing plate disposed on the substrate, and making contact with the substrate.

Abstract: A display device includes a lens with an adjustable refractive index. The display device includes a display panel including a plurality of pixels, a backlight unit positioned at a back side of the display panel to emit light of a first color and light of a second color to the display panel at different times, the first color and the second color being different from each other; and a lens unit positioned at a front side of the display panel to form at least one lens in a 3D mode. The lens unit includes a plurality of electrodes for adjusting a refractive index of the lens, and a signal applied to the electrodes when the backlight unit emits the light of the first color is different from a signal applied to the electrodes when the backlight unit emits the light of the second color.

Abstract: A display panel including a substrate on which a switching element is disposed, a first electrode connected to the switching element, an image displaying layer disposed under the first electrode, a second electrode disposed under the image displaying layer and insulated from the first electrode, a protective layer disposed under the second electrode and surrounding a lower surface and side surfaces of the image displaying layer, and an upper polarizing plate disposed on the substrate, and making contact with the substrate.

Abstract: A display device includes a lens with an adjustable refractive index. The display device includes a display panel including a plurality of pixels, a backlight unit positioned at a back side of the display panel to emit light of a first color and light of a second color to the display panel at different times, the first color and the second color being different from each other; and a lens unit positioned at a front side of the display panel to form at least one lens in a 3D mode. The lens unit includes a plurality of electrodes for adjusting a refractive index of the lens, and a signal applied to the electrodes when the backlight unit emits the light of the first color is different from a signal applied to the electrodes when the backlight unit emits the light of the second color.

Abstract: A display device includes a substrate on which a thin film transistor is positioned, a pixel electrode positioned on the thin film transistor and connected to the thin film transistor, a roof layer separated from the pixel electrode via a microcavity interposed therebetween, and a liquid crystal layer positioned in the microcavity and including a liquid crystal material and a dichroic dye.

Abstract: A liquid crystal display includes a substrate including a plurality of pixel areas, a color filter disposed in each of the plurality of pixel areas, and a liquid crystal layer positioned on a pixel electrode and filling a microcavity. A height of the liquid crystal layer corresponding to the color filter having a first color is different from a height of the liquid crystal layer corresponding to the color filter having a second color.

Abstract: A display apparatus including a first insulating substrate, a plurality of pixels, a second insulating substrate, a color filter layer, and a pattern retarder. The first insulating substrate includes a plurality of pixel areas arranged in an array of rows and columns, which has a length in the row direction longer than a length in the column direction, and has a length in a row direction longer than a length in a column direction. The pixels are arranged in the pixel areas, respectively, to display a 2D image and a 3D image. Among the pixels, first to fourth pixels successively arranged in the column direction define a unit pixel that displays one color information, and the fourth pixel corresponds to the white color pixel.

Abstract: A display apparatus including a display panel and a patterned retarder disposed on the display panel. The display apparatus displays a first image in a 2D mode and displays a second image including a left-eye image and a right-eye image in a 3D mode. Each of the sub-pixels included in the display panel includes two or three sub-pixel electrodes, and the patterned retarder includes a first retarder and a second retarder, which provide different directivities from each other to the left-eye image and the right-eye image, respectively. The first retarder is disposed corresponding to at least a portion of the sub-pixels and the second retarder is disposed corresponding to a remaining portion of the sub-pixels.

Abstract: A polarizing plate includes a base film and a polarizer. The polarizer includes a dichroic dye formed on the base film, oriented perpendicular to a plane of the base film, and having a discotic liquid crystal phase.

Abstract: A display panel including a substrate on which a switching element is disposed, a first electrode connected to the switching element, an image displaying layer disposed under the first electrode, a second electrode disposed under the image displaying layer and insulated from the first electrode, a protective layer disposed under the second electrode and surrounding a lower surface and side surfaces of the image displaying layer, and an upper polarizing plate disposed on the substrate, and making contact with the substrate.

Abstract: An optical film may include a polarizer configured to linearly polarize a first light to provide a linearly polarized light component. The optical film may further include a first semi-transmissive film overlapping the polarizer, configured to transmit the linearly polarized light component, and configured to reflect a first circularly polarized component of a second light. The first circularly polarized component of the second light may have a first wavelength. The optical film may further include a second semi-transmissive film overlapping the first semi-transmissive film, configured to transmit the linearly polarized light component, and configured to reflect a second circularly polarized component of the second light. The second circularly polarized component of the second light may have a second wavelength that is unequal to the first wavelength.

Abstract: A polarizer includes a base substrate, a polarization layer adhered to the base substrate and configured to polarize light incident from the base substrate, an infrared ray blocking layer disposed on the polarization layer and a buffer layer having a refractive index smaller than a refractive index of the infrared ray blocking layer.