| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 359487010 | Polarizarion by dichroism | 24 |
| 20130100529 | OPTICAL DISPLAY DEVICE HAVING POLARIZING FILM - Provided is an optical display device using a polarizing film which has a thickness of 10 μm or less and exhibits high optical characteristics. The optical display device comprises a continuous web of polarizing film which is made of a polyvinyl alcohol type resin having a molecularly oriented dichroic material, and formed through stretching to have a thickness of 10 μm or less and satisfy conditions expressed by the following formulas: P>−(10 | 04-25-2013 |
| 20120170117 | POLARIZER PLATE, OPTICAL APPARATUS, AND METHOD OF MANUFACTURING POLARIZER PLATE - A polarizer plate includes a polarizer that includes polyvinyl alcohol and a dichroic material, the polarizer having a degree of orientation of 15 or more as represented by Equation 1: Degree of orientation=R | 07-05-2012 |
| 20120243089 | POLARIZING MEMBRANE AND POLARIZING FILM - A polarizing membrane according to an embodiment of the present invention includes a polyvinyl alcohol-based resin membrane containing a dichromatic substance. The polyvinyl alcohol-based resin membrane has an Nz coefficient of 1.10 or more and 1.50 or less. | 09-27-2012 |
| 20120057231 | POLARIZING FILM, OPTICAL FILM LAMINATE COMPRISING POLARIZING FILM, AND STRETCHED LAMINATE FOR MANUFACTURING THE SAME - A polarizing film includes a polyvinyl alcohol (PVA) type resin having a dichroic material impregnated therein. The polarizing film is formed by stretching the PVA type resin, such that the thickness of the polarizing film is decreased to 10 μm or less, and. The polarizing film has optical properties which satisfy conditions represented by formulae: | 03-08-2012 |
| 359487020 | With stain or dye | 12 |
| 20130114139 | METHOD OF PRODUCING ROLL OF LAMINATE STRIP WITH POLARIZING FILM - A method of producing a roll of an optical film laminate strip including a polarizing film includes the steps of: forming a continuous web of optical film laminate including a polarizing film which consists of a polyvinyl alcohol type resin layer and has a thickness of 10 μm or less, wherein the polarizing film is formed by performing an stretching sub-step of subjecting a laminate comprising a continuous web of thermoplastic resin substrate and a polyvinyl alcohol type resin layer formed on the substrate, to a uniaxial stretching in a lengthwise direction of the laminate based on 2-stage stretching consisting of preliminary in-air stretching and in-boric-acid-solution stretching; cutting the continuous web of optical film laminate along a direction parallel to the length direction to form at least one continuous web of laminate strip having a given width; and winding the continuous web of laminate strip having the given width into a roll. | 05-09-2013 |
| 20110279895 | POLARIZING FILM, POLARIZING PLATE, METHOD OF PREPARING THE POLARIZING FILM AND ORGANIC LIGHT-EMITTING APPARATUS INCLUDING THE POLARIZING PLATE - A polarizing film, a polarizing plate, a method of preparing the polarizing film, and an organic light-emitting apparatus including the polarizing plate. | 11-17-2011 |
| 20110267691 | Azo Compound And Dye Polarizing Film Containing The Same - Disclosed is an azo compound represented by the formula (1) or (2) below, or a salt thereof. | 11-03-2011 |
| 20110255163 | INTERNALLY PATTERNED MULTILAYER OPTICAL FILMS USING SPATIALLY SELECTIVE BIREFRINGENCE REDUCTION - A reflective film includes interior layers arranged to selectively reflect light by constructive or destructive interference, the layers extending from a first zone to a second zone of the film. The film has a first thickness and the interior layers provide a first reflective characteristic in the first zone; the film has a second thickness and the interior layers provide a second reflective characteristic in the second zone. The difference between the first and second reflective characteristics is not substantially attributable to any difference between the first and second thicknesses, which difference may be zero. Rather, the difference in the reflective characteristics is substantially attributable to reduced birefringence of at least some of the interior layers in one zone relative to the other zone. The film may also incorporate absorbing agents to assist in the manufacture or processing of the film. Related methods and articles are also disclosed. | 10-20-2011 |
| 20120307363 | Photo-induced dichroic polarizers and fabrication methods thereof - A method of forming a polarizing material is provided including exposing a layer of dichroic material to activating light illumination to provide an ordered structure with a distinguished absorption axis and thus photo-induce polarization, and fixing the induced polarization by polymerization of the dichroic layer. Novel polarizing materials formed thereby are also provided. By selectively exposing regions of the dichroic material to differing activating radiation, different regions with different polarization axes can be created. The polarizing material can also be provided with a coating or coatings to alter the spectral responses, and a stack formed of a plurality if dichroic layers can be provided. | 12-06-2012 |
| 20120057232 | POLARIZING FILM, OPTICAL FILM LAMINATE COMPRISING POLARIZING FILM, AND STRETCHED LAMINATE FOR MANUFACTURING THE SAME - A polarizing film includes a polyvinyl alcohol (PVA) type resin having a dichroic material impregnated therein. The polarizing film is formed by stretching the PVA type resin, such that the thickness of the polarizing film is decreased to 10 μm or less, and. The polarizing film has optical properties which satisfy conditions represented by formulae: | 03-08-2012 |
| 20120154910 | METHOD OF MANUFACTURING POLARIZING LENS AND POLARIZING LENS - The present invention relates to a method of manufacturing a polarizing lens comprising: polishing in a constant direction one of surfaces of a first mold for forming one of surfaces of a lens; forming a polarizing film by coating a coating liquid containing a dichroic dye on the surface that has been polished; disposing a second mold, for forming the other surface of the lens, opposite the first mold with a prescribed gap therebetween, and forming a cavity by occluding the gap, wherein the two molds are disposed so that the polarizing film is positioned within the cavity; and casting a lens starting material liquid containing a curable component into the cavity and conducting a reaction to cure the curable component within the cavity to obtain a polarizing lens having the polarizing film on a lens substrate. | 06-21-2012 |
| 20110102892 | POLARIZING ELEMENT AND PROCESS FOR PRODUCING POLARIZING ELEMENT - A polarizing element comprising an alignment layer and a polarizing layer formed by aligning a dichroic coloring agent by deposition which are successively disposed on a substrate, wherein the alignment layer is a sol-gel film formed by using a material comprising at least (A) a sol of an inorganic oxide and (B) an alkoxysilane and/or a hexaalkoxydisiloxane, and the ratio of amounts by mole of Component (B) to solid components in Component (A) [(B)/(A)(solid components)] is 99.9/0.1 to 40/60; and a process for producing the polarizing element. The polarizing element can be produced in simple steps, the treatment of abrasion of the surface necessary for alignment of a dichroic coloring agent by deposition is facilitated, and haze due to formation of cracks is absent. | 05-05-2011 |
| 20120281279 | METHOD OF PRODUCING POLARIZING FILM - The present invention provides a method of producing a polarizing film having excellent optical characteristics. | 11-08-2012 |
| 20120327512 | THIN HIGH-PERFORMANCE POLARIZING FILM AND METHOD FOR MANUFACTURING THE SAME - A method for manufacturing a thin high-performance polarizing film includes coating a polyvinyl alcohol type resin on a resin substrate having a thickness of at least 20 μm and then drying the resin to thereby form a polyvinyl alcohol type resin layer, immersing thus produced polyvinyl alcohol type resin layer in a dyeing solution including a dichroic material to thereby have the dichroic material impregnated in the polyvinyl alcohol type resin layer, stretching the polyvinyl alcohol type resin layer having the dichroic material impregnated therein together with the resin substrate in a boric acid solution such that a total stretching ratio of 5.0 or more of the original length is achieved. | 12-27-2012 |
| 20110310481 | POLARIZATION DEVICE, POLARIZATION PLATE AND VIDEO DISPLAY DEVICE HAVING SUPERIOR DURABILITY AND HEAT RESISTANCE - Provided are polarizer, polarizing plate, and image display device having excellent durability and heat resistance in which contents of zinc, boron, and iodine in the polarizer are controlled in a specific range. According to an embodiment of the present invention, a polarizer having a value of zinc content (wt %)×boron content (wt %)/iodine content (wt %) in a range of about 0.1 to about 3.0 in all positions in which a depth (D) from a surface to a center of the polarizer is 0≦D≦200 nm, polarizing plate and image display device including the polarizer are provided. The polarizer, polarizing plate, and image display device according to the present invention have excellent durability and heat resistance in which initial cross transmittance and color are maintained and transmittance, degree of polarization, and color are maintained even under high temperature conditions. | 12-22-2011 |
| 20120140323 | METHOD OF MANUFACTURING POLARIZING LENS, POLARIZING LENS, AND METHOD OF MANUFACTURING LENS - The present invention relates to a method of manufacturing a polarizing lens comprising: polishing in a constant direction one of surfaces of a first mold for forming one of surfaces of a lens; disposing a second mold, for forming the other surface of the lens, opposite the first mold with a prescribed gap therebetween, and forming a cavity by occluding the gap, wherein the two molds are disposed so that the surface that has been polished is positioned within the cavity; casting a lens starting material liquid containing a curable component into the cavity and conducting a reaction to cure the curable component within the cavity to obtain a lens substrate having a surface to which a surface shape of the polished surface has been transferred; and forming a polarizing film on the surface of the lens substrate by coating a coating liquid containing a dichroic dye. | 06-07-2012 |
| 359487030 | Wire grid polarizer | 1 |
| 20120206805 | NANOWIRE GRID POLARIZERS AND METHODS FOR FABRICATING THE SAME - A polarizer including a substrate sheet configured with grid elements on at least a first surface, wherein the grid elements have a height to width aspect ratio of at least 1.5:1, and metal coupled with the grid elements, wherein the metal comprises a height to width aspect ratio greater than the aspect ratio of the grid elements of the substrate. | 08-16-2012 |
| 359487040 | Wavelength-selective beamsplitter | 4 |
| 20110242653 | POLARIZATION CONVERTING COLOR COMBINER - Optical elements, color combiners using the optical elements, and image projectors using the color combiners are described. The optical elements can be configured as color combiners that receive different wavelength spectrums of light and produce a combined light output that includes the different wavelength spectrums of light. In one aspect, the received light inputs are unpolarized, and the combined light output is polarized in a desired state. The optical elements are configured to minimize the passage of light which may be damaging to wavelength-sensitive components in the light combiner. Image projectors using the color combiners can include imaging modules that operate by reflecting or transmitting polarized light. | 10-06-2011 |
| 20110096395 | COLOR SHIFTING MULTILAYER POLYMER FIBERS AND SECURITY ARTICLES CONTAINING COLOR SHIFTING MULTILAYER POLYMER FIBERS - Polymer fibers are formed with concentric alternating layers of different polymer materials. The layers pairs have cross-sectional thicknesses selected for reflecting light at a selected visible wavelength. A cross-sectional dimension of the core is at least ten times an average of the selected thicknesses of the alternating layers. Some articles formed by the fibers are formed by attaching one fiber to another: the color of the fibers at the point of attachment is different from the colors of the fibers elsewhere. The fibers may be deformed to change its color properties by elongating the cross-section of the polymer fiber along a first cross-sectional axis. In some embodiments, the fibers are polarization sensitive. | 04-28-2011 |
| 20110235175 | POLARIZATION CONVERTING COLOR COMBINER - Optical elements, color combiners using the optical elements, and image projectors using the color combiners are described. The optical elements can be configured as color combiners that receive different wavelength spectrums of light and produce a combined light output that includes the different wavelength spectrums of light. In one aspect, the received light inputs are unpolarized, and the combined light output is polarized in a desired state. In one aspect, the received light inputs are unpolarized, and the combined light output is also unpolarized. The optical elements can be configured to minimize the passage of light which may be damaging to wavelength-sensitive components in the light combiner. Image projectors using the color combiners can include imaging modules that operate by reflecting or transmitting polarized light. | 09-29-2011 |
| 20110273771 | OPTICAL ELEMENT - An optical element includes a substrate including a first surface and metal structure group including a plurality of metal structures, the metal structures being arranged on the first surface in a two-dimensionally isolated manner. Light is incident on the metal structure group in an oblique manner with respect to the normal of the first surface from the metal-structure-group side or the substrate side, so that a polarization state of light that passes through the metal structure group and a polarization state of light that is reflected by the metal structure group differ from each other in accordance with a wavelength range. | 11-10-2011 |
| 359487050 | Having plural elements | 1 |
| 20130120840 | Spectroscopic polarimeter - A spectroscopic polarimeter and methods of manufacturing the same are provided. The spectroscopic polarimeter is described as being fabricated by etching or patterning grooves into a substrate with a centrally smooth area, laying down an opaque thin layer of metal, etching out a central cavity from the metal, laying down a thin layer of dielectric material, and then laying down metal over the cavity. Optionally, before or after the dielectric layer is laid, a thicker metal barrier at the edge of the design can be laid as well. | 05-16-2013 |
| 359487060 | Oriented particles | 2 |
| 20110235176 | POLARIZING GLASS HAVING HIGH EXTINCTION RATIO - There are disclosed an improved method for production of a polarizing glass having a high extinction ratio by facilitating control of the diameter of silver halide particles in a mother glass with high Ag concentration, and a polarizing glass produced by the method. The glass is a polarizing glass having dispersed and oriented geometrically anisotropic metallic silver particles at least in its surface layer, which is characterized by not containing TiO | 09-29-2011 |
| 20110317263 | ANTIREFLECTION FILM, POLARIZING PLATE AND IMAGE DISPLAY UTILIZING THE SAME - An antireflection film is provided and includes at least one layer containing fine pores. When a surface portion of the antireflection film comes into contact with water for 15 minutes and then the water is wiped away, the surface portion has a chromaticity change ΔE of 0.45 or less, the chromaticity change ΔE being a chromaticity change in a CIE1976 L*a*b* color space and measured under a standard light source D65. | 12-29-2011 |
