Patent application number | Description | Published |
20080273146 | Cellulose Acylate Film, Polarizing Plate And Liquid Crystal Display - A cellulose acylate film for optics having an in-plane retardation Re (λ) of 46≦Re (630)≦200, a retardation in a film thickness direction Rth (λ) of 70≦Rth (630)≦350 and a thickness variation between every 10 mm in a breadth direction of 0.6 μm or less. | 11-06-2008 |
20090051856 | CELLULOSE ACYLATE FILM, POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY DEVICE - A cellulose acylate film comprising a retardation developing agent consisting of a rodshaped compound, wherein
| 02-26-2009 |
20090122237 | POLYMER FILM, METHOD FOR PRODUCING POLYMER FILM, OPTICAL FILM AND POLARIZING PLATE AND LIQUID CRYSTAL DISPLAY DEVICE USING THE SAME - A polymer film, which comprises: organic compound fine particles containing a retardation developer and having an average particle size of from 1 nm to 1,000 nm; a method for producing a polymer film, which comprises: casting a dope containing a polymer, a solvent for dissolving the polymer, a retardation developer and an additive other than the retardation developer on a support; peeling off; drying; and stretching, wherein the retardation developer is uniformly dissolved in the dope, and between the casting and the stretching, organic compound fine particles containing the retardation developer are formed within a film; and an optical film, which comprises: at least one compound represented by formula (I) as defined in the specification; and at least one Rth raising agent. | 05-14-2009 |
20090122243 | Liquid Crystal Display Device, Optical Compensatory Sheet, and Polarizer and Liquid Crystal Display Device Employing the Same - A liquid crystal display device comprising a liquid crystal panel in which liquid crystals having negative dielectric anisotropy are interposed between upper substrate and lower substrate that have been vertically oriented on the surface, the orientation of the liquid crystals being almost vertical with no applied voltage, almost horizontal when a predetermined voltage is applied, and tilted when a smaller voltage than the predetermined voltage is applied; a first polarizer and a second polarizer disposed on both sides of the liquid crystal panel such that the absorption axes of the polarizers are perpendicular to each other; a first retardation film disposed between the liquid crystal panel and the first polarizer; and a second retardation film disposed between the liquid crystal panel and the second polarizer, wherein the polarizer comprises a polarizing film and a pair of protective films having the polarizing film in between, and wherein at least one of the protective films is a cellulose acylate film satisfying: | 05-14-2009 |
20090128747 | Method for Producing Cellulose Acylate Film, Polarizing Plate and Liquid Crystal Display - A method for producing a cellulose acylate film is provided and includes the steps of: a stretching step of stretching a film; and a shrinking step of shrinking the film | 05-21-2009 |
Patent application number | Description | Published |
20080289756 | Manufacturing method for variable shape mirror - A manufacturing method for variable shape mirrors suitable for mass production includes steps: for overlaying a pair of jigs having protruding bar portions like comb teeth on a support substrate so that the protruding bar portions are orthogonal to each other, and inserting support pillars and piezoelectric elements into through hole portions that are formed by gaps between the protruding bar portions, and placing a mirror substrate on the support pillars and the piezoelectric elements; for bonding at least the support substrate and the support pillars, the support substrate and the piezoelectric elements, and the mirror substrate and the support pillars to each other, respectively; for drawing out the jig in the direction opposite to a protruding direction of the protruding bar portion; and for forming a reflection film on an outer surface of the mirror substrate. | 11-27-2008 |
20080291519 | Manufacturing method for variable shape mirror - Manufacturing method for variable shape mirrors suitable for mass production includes steps: for forming first grooves and second grooves along boundaries between areas to be variable shape mirrors on a surface of first wafer to be support substrate and a surface of second wafer to be mirror substrate; for arranging first and second wafer so that support pillars and piezoelectric elements are sandwiched between first and second wafer at areas with surface on which second grooves are formed facing inward for bonding; for dividing second wafer into mirror substrates by flattening process of outer surface of second wafer until at least reaching second groove; for dividing first wafer into the support substrates by breaking first wafer along first grooves; and for forming reflection film on outer surface of each of mirror substrates obtained by the dividing step. | 11-27-2008 |
20080291559 | Variable shape mirror and manufacturing method for variable shape mirror - A variable shape mirror includes a support substrate provided with a conductive bonding portion that is divided into two areas bonded to a lamination type piezoelectric actuator. A bonding surface of the piezoelectric actuator is provided with a first metal film that is divided into a first area and a second area that are not connected to each other electrically. Side faces of the piezoelectric actuator are provided with a second metal film that connects a first common electrode to the first area electrically or connects a second common electrode to the second area electrically. The piezoelectric actuator is disposed on the bonding portion so that the individual areas of the first metal film are connected electrically to the different areas of the bonding portion, respectively. | 11-27-2008 |
20090015952 | Variable-shape mirror and optical pickup device therewith - In a variable-shape mirror provided with a support base, a mirror portion that is disposed to face the support base and that has, on a side thereof facing away from the support base, a mirror surface which is irradiated with a light beam, and piezoelectric elements that are sandwiched between the support base and the mirror portion and that vary the shape of the mirror surface, the piezoelectric elements are bonded, by means of a thin layer of metal, to at least one of the support base and the mirror portion by the application of heat and pressure. | 01-15-2009 |