Patent application number | Description | Published |
20090059143 | POLARIZING PLATE PROVIDED WITH OPTICAL COMPENSATION LAYERS AND IMAGE DISPLAY APPARATUS USING THE SAME - There is provide a polarizing plate provided with optical compensation layers capable of performing viewing angle compensation with respect to a liquid crystal cell, providing broadband circular polarization, contributing to thickness reduction, preventing uneven display due to heat, and favorably preventing light leak in black display, and an image display apparatus using the same. The polarizing plate provided with optical compensation layers of the present invention includes a polarizer, a first optical compensation layer, and a second optical compensation layer in the stated order, wherein: the first optical compensation layer contains a resin having an absolute value of photoelastic coefficient of 2×10 | 03-05-2009 |
20090103016 | POLARIZING PLATE WITH AN OPTICAL COMPENSATION LAYER, LIQUID CRYSTAL PANEL, LIQUID CRYSTAL DISPLAY APPARATUS, AND IMAGE DISPLAY APPARATUS USING THE POLARIZING PLATE WITH AN OPTICAL COMPENSATION LAYER - The present invention provides a polarizing plate with an optical compensation layer capable of contributing to the reduction in thickness, enhancing viewing angle properties, realizing a high contrast, preventing interference nonuniformity and heat nonuniformity, suppressing a color shift, realizing satisfactory color reproducibility, and preventing light leakage in a black display satisfactorily, and a liquid crystal panel, a liquid crystal display apparatus, and an image display apparatus using the polarizing pate with an optical compensation layer. A polarizing plate with an optical compensation layer of the present invention comprises a polarizer, a first optical compensation layer, and a second optical compensation layer in the stated order, wherein the first optical compensation layer has a refractive index profile of nx>ny=nz, exhibits wavelength dispersion properties in which an in-plane retardation Re | 04-23-2009 |
20090122236 | POLARIZING PLATE WITH AN OPTICAL COMPENSATION LAYER AND IMAGE DISPLAY APPARATUS USING THE SAME - There are provided a polarizing plate with an optical compensation layer capable of suppressing the degradation in optical properties due to the use under a high-temperature environment, and an image display apparatus using the polarizing plate with an optical compensation layer. | 05-14-2009 |
20090237601 | POLARIZING PLATE WITH AN OPTICAL COMPENSATION LAYER, LIQUID CRYSTAL PANEL, LIQUID CRYSTAL DISPLAY APPARATUS, AND IMAGE DISPLAY APPARATUS USING THE POLARIZING PLATE WITH AN OPTICAL COMPENSATION LAYER - Provided are a polarizing plate with an optical compensation layer capable of contributing to the reduction in thickness, enhancing viewing angle properties, realizing a high contrast, preventing interference uneveness and heat uneveness, suppressing a color shift, realizing satisfactory color reproducibility, and preventing light leakage in a black display satisfactorily, and a liquid crystal panel, a liquid crystal display apparatus, and an image display apparatus using the polarizing plate with an optical compensation layer. The polarizing plate with an optical compensation layer of the present invention includes, in the stated order, a polarizer, a first optical compensation layer, an adhesive layer, and a second optical compensation layer, in which the first optical compensation layer has a refractive index profile of nx>ny=nz, exhibits wavelength dispersion properties that an in-plane retardation Re | 09-24-2009 |
20090268137 | LIQUID CRYSTAL PANEL AND LIQUID CRYSTAL DISPLAY APPARATUS USING THE SAME - A liquid crystal panel of the present invention includes in the following order toward a viewer side: a first polarizer; a first optical compensation layer having a refractive index ellipsoid of nx>ny>nz and an in-plane retardation Re | 10-29-2009 |
20100045909 | LIQUID CRYSTAL PANEL AND LIQUID CRYSTAL DISPLAY APPARATUS USING THE SAME - There is provided a liquid crystal panel having excellent balance between contrast and viewing angle characteristics. | 02-25-2010 |
20100238379 | COMPOSITE POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY DEVICE - There is provided a composite polarizing plate used for a liquid crystal display device comprising a liquid crystal cell, a front substrate, and a collimated light source device according to present invention includes a polarizer; and a light diffusion pressure-sensitive adhesion layer placed on a side of the polarizer, wherein when the composite polarizing plate is used for the liquid crystal display device, the light diffusion pressure-sensitive adhesion layer is arranged in contact with the front substrate. | 09-23-2010 |
20110317099 | LIGHT DIFFUSING ELEMENT, POLARIZING PLATE WITH LIGHT DIFFUSING ELEMENT, LIQUID CRYSTAL DISPLAY APPARATUS USING BOTH, AND MANUFACTURING METHOD FOR LIGHT DIFFUSING ELEMENT - There is provided a light diffusing element, which has a high haze value and strong diffusibility, has backscattering suppressed, and is low in cost and excellent in productivity. | 12-29-2011 |
Patent application number | Description | Published |
20090252890 | METHOD FOR PRODUCING ANISOTROPIC FILM - A simple method for producing an anisotropic film, which does not require a light irradiation device having a special mechanism or an advanced alignment adjustment system, is provided. A film containing a photoreactive material is arranged on a polarizing element, and an anisotropy is provided to the film containing a photoreactive material by irradiating the film with light through the polarizing element. With this method, an anisotropic film can be formed on the polarizing element. | 10-08-2009 |
20100045910 | LAMINATED OPTICAL FILM, AND LIQUID CRYSTAL PANEL AND LIQUID CRYSTAL DISPLAY APPARATUS USING THE LAMINATED OPTICAL FILM - An object of the present invention is to provide a laminated optical film, a liquid crystal panel, and a liquid crystal display apparatus that have an excellent screen contrast and have a small color shift. | 02-25-2010 |
20100053510 | LAMINATED OPTICAL FILM, AND LIQUID CRYSTAL PANEL AND LIQUID CRYSTAL DISPLAY APPARATUS USING THE LAMINATED OPTICAL FILM - Provided are a laminated optical film capable of enhancing a contrast ratio in an oblique direction remarkably while enhancing viewing angle characteristics when being used in a liquid crystal display apparatus or the like, and a liquid crystal panel and a liquid crystal display apparatus using the laminated optical film. The laminated optical film of the present invention includes a polarizer, a first optical compensation layer, and a second optical compensation layer in the stated order, in which the first optical compensation layer has a refractive index profile of nx>nz>ny and is placed so that a slow axis direction thereof is substantially parallel to or substantially perpendicular to an absorption axis direction of the polarizer, and the second optical compensation layer converts linearly polarized light into circularly polarized light or circularly polarized light into linearly polarized light in a visible light region. | 03-04-2010 |
20120307179 | LIQUID CRYSTAL DISPLAY APPARATUS - A liquid crystal display apparatus according to an embodiment of the invention includes: a liquid crystal cell; polarizing plates placed on both sides of the liquid crystal cell; a light diffusing element provided outside of the polarizing plate on a viewer side; and a backlight unit provided outside of the polarizing plate on an opposite side of the viewer side. The backlight unit includes a collimated light source device that emits collimated light having a brightness half-value angle of 3° to 35° toward the liquid crystal cell, and a ratio Fw(BL)/Fw(FD) between a diffused light half-value angle Fw(FD) of the light diffusing element and the brightness half-value angle Fw(BL) of the collimated light is 0.5 or less. | 12-06-2012 |
20130242236 | OPTICAL LAMINATE AND LIQUID CRYSTAL DISPLAY DEVICE - There is provided an optical laminate which comprises: a polarizing film wherein a thin polarizing layer is laminated on one main surface of a substrate; and an optical element (lens array). The thin polarizing layer has a thickness of 8 μm or less. The substrate has a thickness of 20 μm to 80 μm. The optical element is a pattern retardation plate including a plurality of regions having different slow axis directions. | 09-19-2013 |
20130265506 | LIGHT-DIFFUSING ELEMENT, POLARIZING PLATE HAVING LIGHT-DIFFUSING ELEMENT ATTACHED THERETO, POLARIZING ELEMENT, AND LIQUID CRYSTAL DISPLAY DEVICE EQUIPPED WITH THOSE COMPONENTS - There is provided a light diffusing element made of a thin film capable of realizing low back scattering and a high haze. A light diffusing element according to an embodiment of the invention includes: a first region having a first refractive index n | 10-10-2013 |