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| Number | Title | Issue Date |
| 7724433 | Composition for multi-color display material and manufacturing method thereof, and optical device and displaying method thereof A composition for multi-color display material, including a periodic structure having a void structure inside that communicates with the outside, and a mobile particle that is selectively disposed inside or outside of the void structure of the periodic structure. | 05/25/2010 |
| 7413317 | Polarized UV exposure system A light exposure system is used to expose an alignment layer formed of anistropically absorbing molecules so as to allow alignment of subsequently applied liquid crystal polymer (LCP) molecules. The light incident on the alignment layer is polarized. When a single p... | 08/19/2008 |
| 7407686 | Optical film, polarizing plate and display device utilising the film, and production method of optical film An optical film is disclosed having minimal curl, minimal coating unevenness and no cracks. The optical film is obtained by casting a dope comprising a cellulose ester and a non-chlorinated solvent on a metal support, the cellulose ester having a total acyl substitu... | 08/05/2008 |
| 7385669 | Twisted nematic micropolarizer and its method of manufacturing The invention is a method for creating a micropolarizer, including providing a first plate having a first and a second surface, providing a second plate having a first and a second surface. Then coating a polyimide on each of the first surface of the two plates foll... | 06/10/2008 |
| 7362943 | Polymeric photonic crystals with co-continuous phases An optical element is formed by co-extruding to have an arrangement of polymer scattering fibers within a polymer matrix. The scattering fibers lie substantially parallel to a first axis. The scattering fibers are arranged at positions across the cross-section of th... | 04/22/2008 |
| 7355663 | Polarizing plate and liquid crystal display using the same A polarizing plate excellent in polarization performance in all wavebands from a short wavelength region to a long wavelength region and a liquid crystal display using such a polarizing plate. The polarizing plate including a polarizer has a portion having a polariz... | 04/08/2008 |
| 7355679 | Lithography arrangement and procedure that produces a lithography A lithography arrangement and lithographic method is described which permits exposure of a substrate with radiation simultaneously with good intensity and contrast. A means for generating electromagnetic radiation and for directing the electromagnetic radiation onto... | 04/08/2008 |
| 7356229 | Reflective polarizers containing polymer fibers A polarizer is formed with an arrangement of polymer fibers substantially parallel within a polymer matrix. The polymer fibers are formed of at least first and second polymer materials. At least one of the polymer matrix and the first and second polymer materials is... | 04/08/2008 |
| 7351346 | Non-photolithographic method for forming a wire grid polarizer for optical and infrared wavelengths A method for forming a plurality of parallel metal lines on a substrate of thin film elastomeric material and a wire grid polarizer formed by such method. A sacrificial layer is formed by coating the substrate with a water soluble polymer while the substrate is stre... | 04/01/2008 |
| 7335874 | Method and apparatus for generating a circularly polarized illumination beam A method and apparatus for illuminating a subject with deep UV light and detecting 2-dimensional image information, e.g., a transmission image, fluorescence image, reflected light image, etc. The subject may be illuminated with a light pulse having a duration of 2 s... | 02/26/2008 |
| 7331682 | Back light module with birefringent crystal assemblies A back light module (100) includes a light guide plate (130), a number of light sources (110) at one side of the light guide plate, and a number of birefringent crystal assemblies (120) respectively located between the light sources and t... | 02/19/2008 |
| 7326373 | Method for forming a wafer for use in an optical part An improved method is disclosed, for forming a wafer into a complex, curved shape, for use in an optical part. The method includes a step of moving the wafer into contact with a molding surface having a predetermined non-cylindrical, aspheric curved shape, to form t... | 02/05/2008 |
| 7327467 | Phase measuring method and apparatus for measuring characterization of optical thin films A phase measuring apparatus for measuring phase characteristics of a film applied onto an object to be measured includes a shearing interference system for providing incident light onto the object or light reflected on the object with shearing interference, a detect... | 02/05/2008 |
| 7321463 | In-line optical isolator In conventional optical isolators, an optical signal is dispersed by polarization or the characteristics are varied by heat generation in a garnet crystal. According to the invention, the crystal optical axis (3c) of rutile crystal (3) is orient... | 01/22/2008 |
| 7317565 | Projection viewing system A projection viewing system of simplified construction and high illumination efficiency, which enables at least two images varying with viewing directions to be simultaneously displayed in a viewable fashion. The system includes at least two display devices 1... | 01/08/2008 |
| 7311399 | Method of making a thermoplastic-based article and a thermoplastic-based article made thereby An article, such as a lens article (10, 10′, 10″, 100) containing a first component, e.g., a filter (14, 14′), or component thereof, having a minimum degradation temperature, and a second component, e.g., a substrate (22, 22′), comprisin... | 12/25/2007 |
| 7297393 | Optical film Birefringent optical films have a Brewster angle (the angle at which reflectance of p-polarized light goes to zero) which is very large or is nonexistent. This allows for the construction of multilayer mirrors and polarizers whose reflectivity for p-polarized light ... | 11/20/2007 |
| 7289688 | Passive method and apparatus for inducing mode conversion A waveguide for use in polarization mode converters and polarization modulators using extrinsic strain to prerotate the principal axes and control birefringence is disclosed herein. The invention relates to the orienting of principal propagation axes in an optical w... | 10/30/2007 |
| 7274412 | Stereoscopic imaging assembly employing a flat panel display A stereoscopic imaging assembly for converting true visual images of a real-life subject to a stereoscopic image includes a display and an analyzer. The display is preferably a liquid crystal display, which includes first image pixels, second image pixels, and a pol... | 09/25/2007 |
| 7274427 | Method of producing optical element by patterning liquid crystal films A radiation-curing liquid crystal having cholesteric regularity is applied to a glass substrate 11 provided with an alignment layer 12 to form a first cholesteric liquid crystal film 13 in the uncured state (FIG. 2(a)). Radiation | 09/25/2007 |
| 7270428 | 2D/3D data projector The present solution relates to a 2D/3D data projector, which comprises: A data projector, the data projector comprising: at least one micro display having an image to be projected, at least one source unit comprising at least one light source chip and at least one ... | 09/18/2007 |
| 7271876 | Projection objective for microlithography A projection objective for microlithography for imaging a pattern arranged in the object plane of the projection objective into the image plane of the projection objective has at least one polarization splitter device that is operated only once in transmission or re... | 09/18/2007 |
| 7252864 | Optical film for display devices Disclosed is an optical film that comprises certain radiation cured (meth)acrylate binders and, desirably, irregular semicrystalline asymmetric particles. ... | 08/07/2007 |
| 7251382 | Functional tunable multichannel filter Disclosed herein is a functional tunable multichannel filter which is capable of adjusting channel spacing and/or a wavelength location using polarization controllers (λ/2, (λ/4). The functional tunable multichannel filter includes one or more polarization maintai... | 07/31/2007 |
| 7242796 | Certified paper and an apparatus for discriminating the genuineness thereof An apparatus for discriminating the genuineness of a security mark is provided having a first light detecting element for detecting a light emitted from a luminescent ink of the security mark placed in a specified environment and a second light detecting element for... | 07/10/2007 |
| 7242524 | Optical system for forming a real image in space An optical system (100, 200, 400, 500) that projects a real image (140, 412, 504) into space and includes one or more features located along the optical path that enhance the viewability of the real image. The optical system includes a converging eleme... | 07/10/2007 |
| 7242517 | Optical devices comprising series of birefringent waveplates Bidirectional isolating devices including non-reciprocal rotators (i.e. Faraday rotators) and wavelength selective reciprocal polarization rotators are disclosed. Each wavelength selective rotator behaves like a half-wave retarder in a first frequency range and beha... | 07/10/2007 |
| 7236655 | Polarization element and optical device using polarization element A high performance polarization splitting element and an optical device using the polarization splitting element are provided. According to an embodiment of the present invention, the optical device includes a first periodic structure having a period shorter than a ... | 06/26/2007 |
| 7230738 | System for spectral multiplexing of source image to provide a composite image with noise encoding to increase image confusion in the composite image, for rendering the composite image, and for spectral demultiplexing of the composite image Methods and apparatus for spectrally-encoding plural source images and for providing the spectrally-encoded plural source images in a composite image, for rendering the composite image in a physical form, or for recovering at least one of the encoded source images f... | 06/12/2007 |
| 7227684 | Method and system for providing beam polarization A radiation polarizer, controller, and a method of radiation polarization and beam control, are disclosed. The radiation polarizer includes a substrate, at least one anti-reflection coating layer communicatively coupled to the substrate, at least two nanostructures ... | 06/05/2007 |
| 7221448 | Test cell for a noble gas polarizer The invention relates to a sample cell with a glass body comprising a gas inlet and a gas outlet and at least one orifice, a plane glass window is fused into the orifice, the shape and size of the window corresponds to the shape and size of the orifice, the orifice ... | 05/22/2007 |
| 7221332 | 3D stereo OLED display A switchable stereoscopic display system, wherein the switchable stereoscopic display system can display two-dimensional and three-dimensional images, includes: an organic light emitting diode (OLED) display device; Electronics that rapidly updates individual OLEDs;... | 05/22/2007 |
| 7218785 | Systems for spectral multiplexing of source images to provide a composite image, for rendering the composite image, and for spectral demultiplexing of the composite image Methods and apparatus for spectrally-encoding plural source images and for providing the spectrally-encoded plural source images in a composite image, for rendering the composite image in a physical form, or for recovering at least one of the encoded source images f... | 05/15/2007 |
| 7215792 | Systems for spectral multiplexing of source images to provide a composite image with gray component replacement, for rendering the composite image, and for spectral demultiplexing of the composite image Methods and apparatus for spectrally-encoding plural source images and for providing the spectrally-encoded plural source images in a composite image, for rendering the composite image in a physical form, or for recovering at least one of the encoded source images f... | 05/08/2007 |
| 7213924 | Image projection apparatus and image projection system The image projection apparatus includes a first, a second and a third reflective liquid crystal display element, an illumination optical system which color-separates light from a light source into first, second and third color light component and illuminating the th... | 05/08/2007 |
| 7213920 | Image display apparatus According to the present invention, there is provided an image display device including a non-luminous reflection type spatial light modulating element, illuminating system to illuminate the reflection type spatial light modulating element and a projection lens and ... | 05/08/2007 |
| 7206465 | All-fiber linear design depolarizer for all-states of polarization An all-fiber, all-states of polarization linear design depolarizer is provided. It is made of two polarization combiners (PC1,PC2) with a 2×2 directional coupler (DC) between them. The connections between the coupler (DC) and the two polarization comb... | 04/17/2007 |
| 7201949 | Optical film for display devices Disclosed is an optical film comprising a layer containing layered clay particles in a radiation cured binder. Also disclosed is a coating dispersion and a method of forming an optical film comprising coating the dispersion on a flexible transparent polymeric suppor... | 04/10/2007 |
| 7196846 | Refractive boundary elements, devices, and materials An optical device includes an interface between two or more media. The refractive indices, orientations of media, and alignment relative to a propagating wave define a refractive boundary at which reflections may be reduced or eliminated, and at which, for certain i... | 03/27/2007 |
| 7174060 | Ultra-thin polarization mode converters based on liquid crystal materials A method and apparatus that includes a first waveguide segment that differentially changes the amplitude of the light relative to a first polarization orientation, a thickness of oriented liquid crystal or other birefringent material sufficient to delay one polariza... | 02/06/2007 |
