With Absorption Means Patents (Class 359/614)
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Publication number: 20140118833Abstract: A light filter assembly for an automotive vehicle that includes a central plate or a sleeve with at least one filter attached to by a fastener. The filter has a substantially triangular shape with at least one curved edge, and can rotate about the fastener in a plane parallel to the central plate or sleeve.Type: ApplicationFiled: October 26, 2012Publication date: May 1, 2014Applicant: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC. (TEMA)Inventor: Danil V. Prokhorov
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Patent number: 8702249Abstract: An optical device includes an optical monolith having inclusions for diffusing light.Type: GrantFiled: July 19, 2010Date of Patent: April 22, 2014Assignee: Staco Systems CorporationInventor: Robert P. Helstern
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Publication number: 20140085729Abstract: There is provided an optical filter or an anti-reflection structure with lower reflection in comparison with the conventional ones by comprising a gradient refractive index thin film 12 with continuous, periodic refractive index change in the film thickness direction and a fine periodic structure 151 lowering reflection, wherein the refractive index of the gradient refractive index thin film 12 in its thickness direction on the substrate side changes so as to become close to that of the substrate, while on the fine periodic structure 111 changes so as to become close to that of the fine periodic structure 151. The optical filter can be used in an optical device or an electronic device display.Type: ApplicationFiled: May 17, 2012Publication date: March 27, 2014Applicant: CANON DENSHI KABUSHIKI KAISHAInventors: Masayuki Uchiyama, Michio Yanagi
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Publication number: 20140071537Abstract: A display apparatus has a display panel that includes a display area and a boundary area, a window that protects the display panel and that transmits an image that is realized in the display area, and an adhesion layer that adheres the display panel and the window. The window includes a window body with a first surface that faces the display panel and a second surface that is externally exposed, a light-shielding member that is on the first surface and that blocks the boundary area of the display panel from being externally visible, and a light-shielding member protection layer that is between the light-shielding member and the adhesion layer, and that protects the light-shielding member.Type: ApplicationFiled: January 30, 2013Publication date: March 13, 2014Inventor: Do-Ok PARK
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Patent number: 8665384Abstract: A coated article includes a low-E coating supported by a substrate (e.g., glass substrate), the low-E coating including first and second IR reflecting layers comprising silver and/or gold, and at least one UV blocking layer that blocks significant amounts of UV light having a wavelength of from 380-400 nm so that no more than about 20% of light having a wavelength of from 380-400 passes through the low-E coating. The UV blocking layer may be positioned so as to not directly contact the first and second IR reflecting layers.Type: GrantFiled: May 17, 2012Date of Patent: March 4, 2014Assignee: Guardian Industries Corp.Inventor: Vijayen S. Veerasamy
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Patent number: 8651675Abstract: The light-shielding coating contains (a) a resin, (b) a coloring material, (c) inorganic fine particles, and (d) a surfactant and/or an oil. The concentration of Component (d), the surfactant and/or the oil, is higher in the uppermost layer of the coating than in the lower layer. The content ratio of Component (d) is in the range of 10 to 40 weight % relative to the total weight of the light-shielding coating. The optical element features this light-shielding coating.Type: GrantFiled: January 6, 2011Date of Patent: February 18, 2014Assignee: Canon Kabushiki KaishaInventor: Yasuhiro Tanaka
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Patent number: 8622556Abstract: A frame-attached anti-reflection glass (a cap for optical device) includes a plate-shaped member including an anti-reflection film formed on at least one surface of a plate-shaped glass, and a frame-shaped member made of silicon joined to a peripheral portion on one surface side of the plate-shaped member. The anti-reflection film includes two partial films having different compositions, and one partial film is a light-absorbent film. The two partial films are continuously formed on the plate-shaped glass, and respective surfaces of each partial film are on a level with each other. The plate-shaped glass and the frame-shaped member (silicon) are joined together by anodic bonding.Type: GrantFiled: December 19, 2011Date of Patent: January 7, 2014Assignee: Shinko Electric Industries Co., Ltd.Inventors: Kei Murayama, Akinori Shiraishi
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Publication number: 20130335826Abstract: A critically coupled optical resonator absorbs greater than 95% of incident light of the critical wavelength with an absorber layer less than 10 nm thick.Type: ApplicationFiled: May 24, 2013Publication date: December 19, 2013Applicant: Massachusetts Institute of TechnologyInventors: Jonathan R. Tischler, Michael Scott Bradley, Vladimir Bulovic
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Patent number: 8585223Abstract: The light-shielding coating contains (a) a resin, (b) a coloring material, (c) inorganic fine particles, and (d) a surfactant and/or an oil. The concentration of Component (d), the surfactant and/or the oil, is higher in the uppermost layer of the coating than in the lower layer. The content ratio of Component (d) is in the range of 10 to 40 weight % relative to the total weight of the light-shielding coating. The optical element features this light-shielding coating.Type: GrantFiled: January 6, 2011Date of Patent: November 19, 2013Assignee: Canon Kabushiki KaishaInventor: Yasuhiro Tanaka
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Patent number: 8573790Abstract: An optical element that includes a substrate having two surfaces, each of the surfaces having a micro-relief structure that includes numerous fine protrusions, and a film that includes one or more layers including a metal layer and that is formed on one of the micro-relief structures.Type: GrantFiled: October 6, 2010Date of Patent: November 5, 2013Assignee: Nikon CorporationInventors: Yutaka Hamamura, Kiyoshi Kadomatsu, Yasutoshi Takada, Yoshiro Tani
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Publication number: 20130285539Abstract: A flat panel display device includes a transparent display panel including a transparent area transmitting light incident on one surface of the transparent display panel to the other surface opposite to the one surface; a first anti-reflective film which is formed over the one surface of the transparent display panel and has a moth eye structure; and a second anti-reflective film which is formed over the other surface of the transparent display panel and has a moth eye structure.Type: ApplicationFiled: November 14, 2012Publication date: October 31, 2013Applicant: SAMSUNG DISPLAY CO., LTD.Inventors: Sang-Ho Kim, Jae-Woo Bae, Hun-Jung Lee
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Publication number: 20130250425Abstract: A transparent anti-reflective structured film (10) comprising a structured film substrate (12) having a structured face (14), with anti-reflective structures, for example, in the form of prismatic riblets (16) defining a structured surface. The structured face is anti-reflective to light, with at least a substantial portion of the structured surface comprising a glass-like surface. At least the anti-reflective structures comprise a cross-linked silicone elastomeric material and the glass-like surface comprises an Si02 stoichiometry. A solar light energy absorbing device is disclosed, comprising the transparent anti-reflective structured film disposed so as to be between a source of light energy and a light energy receiving face of a light absorber, when light energy is being absorbed by the light absorber.Type: ApplicationFiled: December 1, 2011Publication date: September 26, 2013Applicant: 3 M INNOVATIVE PROPERTIES COMPANYInventors: Todd G. Pett, Timothy J. Hebrink, Robin E. Wright, Moses M. David, Donald J. McClure, Mark A. Strobel
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Publication number: 20130235462Abstract: The invention disclosed herein relates to methods and means for absorbing, attenuating, blocking, occluding, reflecting and/or otherwise filtering light, and/or for blocking transmission of a signal or disconnecting power. In some embodiments, methods and means of the invention are directed to absorbing, attenuating, blocking, occluding, reflecting and/or otherwise filtering light from reaching a sensing and/or transducing means, e.g., of a camera. In some embodiments, methods and means of the invention are directed to blocking the transmission of one or more signals and/or to disconnecting power from a sensing and/or transducing means or other component, e.g., of a camera.Type: ApplicationFiled: January 30, 2013Publication date: September 12, 2013Inventor: Alfred M. Haas
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Patent number: 8529075Abstract: An antireflection structure having a high antireflection effect is provided. An antireflection structure (50) reduces reflection of light having a wavelength equal to or larger than a predetermined wavelength, and absorbs the light whose reflection is reduced. The antireflection structure (50) includes a base structure portion (7) which is configured to have a plurality of structural units (70) arranged on a reference plane, and each having a tilted surface (71) so that an angle between the first side surface (71) and a reference plane (51) is a predetermined angle, and a plurality of fine concave/convex portions (8, 8, . . . ) which are formed on a surface of the base structure portion (7), and arranged within a cycle equal to or smaller than the predetermined wavelength.Type: GrantFiled: September 3, 2008Date of Patent: September 10, 2013Assignee: Panasonic CorporationInventors: Kazuhiro Yamada, Takamasa Tamura, Yasuhiro Tanaka
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Publication number: 20130221228Abstract: A detector module configured to be included in an array of a plurality of detector modules that form a radiation detector is provided. The detector module includes a light emitting element configured to emit fluorescence upon receiving radiation, a light receiving element configured to convert the fluorescence into an electrical signal, and at least one support member located on a side opposite from said light emitting element, said at least one support member configured to support a light shielding member which covers a gap formed between adjacent detector modules in the array.Type: ApplicationFiled: February 21, 2013Publication date: August 29, 2013Applicant: GE MEDICAL SYSTEMS GLOBAL TECHNOLOGY COMPANY, LLCInventor: GE Medical Systems Global Technology Company, LLC
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Publication number: 20130215067Abstract: The present invention relates to a touch panel comprising a structure body comprising: a substrate; a conducting pattern that is provided on at least one surface of the substrate; and a light absorption pattern provided on at least one surface of the conducting pattern and provided on at least a portion of regions corresponding to the conducting pattern, and a method for manufacturing the same.Type: ApplicationFiled: October 19, 2011Publication date: August 22, 2013Applicant: LG CHEM, LTD.Inventors: Ji Young Hwang, In-Seok Hwang, Sang Ki Chun, Seung Heon Lee
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Patent number: 8502132Abstract: A method for manipulating a plurality of objects. The method includes the steps of providing a shaping source, applying the shaping source to create a spatially symmetric potential energy landscape, applying the potential energy landscape to a plurality of objects, thereby trapping at least a portion of the plurality of objects in the,24 potential energy landscape, spatially moving the potential energy landscape to manipulate the plurality of objects; and extinguishing the potential energy landscape, thereby causing the plurality of objects to move freely when the potential energy landscape is extinguished.Type: GrantFiled: June 14, 2011Date of Patent: August 6, 2013Assignee: New York UniversityInventors: David G. Grier, Marco Polin, Sang-Hyuk Lee, Yael Roichman, Kosta Ladavac
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Patent number: 8480242Abstract: The present invention provides a method for manufacturing optical sheet having an improved appearance, optical sheet, and an image display device having the optical sheet.Type: GrantFiled: July 2, 2010Date of Patent: July 9, 2013Assignee: Dai Nippon Printing Co., Ltd.Inventors: Tsuyoshi Kashiwagi, Futoshi Osawa
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Patent number: 8459808Abstract: An exemplary light blocking plate includes a flat plate-like light pervious member, and a blocking and shielding layer formed on the light pervious member. The blocking and shielding layer includes a top surface facing away from the light pervious member, a bottom surface facing the light pervious member, and a through hole extending from the top surface to the bottom surface. The blocking and shielding layer includes an electromagnetic shielding layer having a first part of the top surface, and a light blocking layer. The light blocking layer includes a first portion having the bottom surface, and a second portion having a second part of the top surface, and extending from the first portion to the second part of the top surface. The electromagnetic shielding layer surrounds the second portion of the light blocking layer. The second portion of the light blocking layer surrounds the through hole.Type: GrantFiled: August 19, 2010Date of Patent: June 11, 2013Assignee: Hon Hai Precision Industry Co., Ltd.Inventor: Shao-Kai Pei
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Patent number: 8449125Abstract: A critically coupled optical resonator absorbs greater than 95% of incident light of the critical wavelength with an absorber layer less than 10 nm thick.Type: GrantFiled: February 14, 2007Date of Patent: May 28, 2013Assignee: Massachusetts Institute of TechnologyInventors: Jonathan R. Tischler, Michael Scott Bradley, Vladimir Bulovic
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Publication number: 20130120847Abstract: The present invention relates to projection films and methods of making the same. In particular, the present invention relates to a projection film whereby the microspheres exhibit improved alignment on the light exit surface and have alignment on the light entrance surface that varies according to the individual microsphere diameter. In another embodiment, the present invention relates to a projection film that has the attributes of variable gain within the single projection film. In another embodiment, the present invention relates to an exposed microsphere projection film construction that provides modification of the head-on and angular pattern of light transmission (gain).Type: ApplicationFiled: January 2, 2013Publication date: May 16, 2013Applicant: AVERY DENNISON CORPORATIONInventor: AVERY DENNISON CORPORATION
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Patent number: 8421037Abstract: A variety of methods and systems are described that relate to reducing optical noise. In at least one embodiment, the method includes, emitting a first light having a selected wavelength from a light source, receiving a reflected first light onto a phosphor-based layer positioned inside a receiver, the reflected first light being at least some of the emitted first light that has been reflected by an object positioned outside of a desired target location. The method further includes, shifting the wavelength of the received reflected first light due to an interaction between the received reflected first light and the phosphor-based layer, and passing the received reflected first light with respect to which the wavelength has been shifted through a light detector without detection.Type: GrantFiled: June 11, 2011Date of Patent: April 16, 2013Assignee: Rockwell Automation Technologies, Inc.Inventor: Francis L. Leard
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Patent number: 8405895Abstract: An optical system is disclosed that includes a housing that has an interior, a reflective interior surface, and a first opening. The optical system further includes a spatial light modulator that is disposed proximate the first opening and a light source that is disposed within the interior of the housing. The spatial light modulator modulates the light that is emitted by the light source to form image rays. The optical system further includes a first light redirecting film that is disposed proximate the first opening between the spatial light modulator and the light source. The first light redirecting film recycles at least a portion of the light that is emitted by the light source. The optical system further includes an optically absorptive film that is disposed proximate the first opening between the spatial light modulator and the viewing position. The optically absorptive film receives the image rays from the spatial light modulator and displays the received image rays to the viewing position.Type: GrantFiled: November 10, 2008Date of Patent: March 26, 2013Assignee: 3M Innovative Properties CompanyInventors: Guido Hitschmann, Kay-Uwe Schenke
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Patent number: 8400056Abstract: A reflector capable of suppressing contrast reduction caused by retro-reflection, a display device having the same, and a method of manufacturing the same are provided. The reflector includes: a base having first and second surfaces which are opposed to each other, the second surface being provided with a reflective element; and a plurality of burying layers formed around the reflective element and including at least one light absorption burying layer.Type: GrantFiled: November 19, 2009Date of Patent: March 19, 2013Assignee: Sony CorporationInventor: Eisaku Kato
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Patent number: 8393742Abstract: Disclosed are an external light shielding film with a substrate including a transparent resin, an external light shielding pattern formed on a surface of the substrate and having a plurality of external light shielding parts including a light absorbing material, a method of manufacturing the external light shielding film, and a filter for a display having the external light shielding film. The light absorbing material consists of a base resin and a light absorbing substance, and at least one of a concentration of the light absorbing substance and a refractive index of the base resin varies in a stepwise manner.Type: GrantFiled: December 10, 2007Date of Patent: March 12, 2013Assignee: Samsung Corning Precision Materials Co., Ltd.Inventors: Dae Chul Park, Eun Young Cho, In Sung Sohn, Jae Young Choi
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Patent number: 8382299Abstract: A beam direction control element has transparent areas and light absorption areas alternately arranged on a surface of a substrate, wherein the light absorption areas function as a louver for controlling the direction of a beam of light. The beam direction control element is manufactured by disposing an optically transparent material on a first transparent substrate to form transparent ridges which constitute the transparent areas, filling curable and photo-absorptive fluid in gaps between the transparent ridges, and then curing the fluid to form the light absorption areas.Type: GrantFiled: September 8, 2010Date of Patent: February 26, 2013Assignee: NLT Technologies, Ltd.Inventors: Koji Mimura, Ken Sumiyoshi
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Publication number: 20130016430Abstract: An optical element includes a base member having an optically ineffective portion and a light-shielding film disposed on the optically ineffective portion. The light-shielding film contains a cured mixture of an epoxy resin and a phenol resin.Type: ApplicationFiled: July 12, 2012Publication date: January 17, 2013Applicant: CANON KABUSHIKI KAISHAInventors: Ryo Ogawa, Keiichiro Tsubaki, Tetsuo Hino, Daisuke Sano
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Patent number: 8338776Abstract: Methods and devices are provided for the trapping, including optical trapping; analysis; and selective manipulation of particles on an optical array. A device parcels a light source into many points of light transmitted through a microlens optical array and an Offner relay to an objective, where particles may be trapped. Preferably the individual points of light are individually controllable through a light controlling device. Optical properties of the particles may be determined by interrogation with light focused through the optical array. The particles may be manipulated by immobilizing or releasing specific particles, separating types of particles, etc.Type: GrantFiled: June 25, 2008Date of Patent: December 25, 2012Assignee: Tufts UniversityInventors: David R. Walt, Alexei R. Faustov
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Patent number: 8303122Abstract: A glazing panel includes a sheet of glass and a series of spatially separated optical elements disposed on a major face of glass. Each element has an upwardly-facing reflective surface, which extends out of the plane of the glass. A region of the material, having an optical transmission coefficient, which varies across its width, is disposed below the surface. Light incident on the upwardly facing reflective side surfaces is reflected upwardly into the area on the other side of the glazing panel. Light entering the area through the region is attenuated and diffused. The elements may be printed onto the glass, or onto a film, that is applied to the glass. Alternatively, the elements may include profiled formations which are adhered to the glass.Type: GrantFiled: February 7, 2008Date of Patent: November 6, 2012Assignee: Solipco LimitedInventor: Brian John Howard Hughes
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Patent number: 8294342Abstract: An optical sheet capable of enhancing contrast is provided. The optical sheet includes a layer configured to control light incident on the layer and then allow the light to exit towards the observer side. The optical sheet includes: an optical functional sheet layer having multiple prisms capable of transmitting light and multiple light-absorbing parts capable of absorbing light, the multiple prisms and multiple light-absorbing parts being arranged alternately along a sheet plane of the optical sheet; and an electromagnetic-wave shield layer. The electromagnetic-wave shield layer is positioned on a side opposite to the observer side relative to the optical functional sheet layer.Type: GrantFiled: December 11, 2007Date of Patent: October 23, 2012Assignee: Dai Nippon Printing Co., Ltd.Inventors: Tsuyoshi Kashiwagi, Yousuke Ezaki, Yukihiro Makita, Takayuki Niijima
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Display filter having a great EM-radiation shielding effect and display apparatus including the same
Patent number: 8262239Abstract: A display filter and a display apparatus including the display filter increase a contrast ratio, increase brightness, and have a great electromagnetic (EM) radiation-shielding effect. The display filter includes a filter base and an external light-shielding layer formed on a surface of the filter base. The external light-shielding layer includes a base substrate including a transparent resin and light-shielding patterns spaced apart on a surface of the base substrate at predetermined intervals, and including a conductive material.Type: GrantFiled: October 15, 2010Date of Patent: September 11, 2012Assignee: Samsung Corning Precision Materials Co., Ltd.Inventors: Tae Soon Park, Sang Cheol Jung, In Sung Sohn -
Patent number: 8246184Abstract: A novel method makes it possible to form cavities intended to contain a liquid with determined optical properties within a film for optical use. The walls (38) of the cavities (40) are formed by plasma etching of a layer of transparent or light absorbent material (30, 34) transferred onto a microtechnological substrate, the walls (38) having a structured profile in order to limit the parasitic phenomena of light diffusion and diffraction.Type: GrantFiled: February 6, 2007Date of Patent: August 21, 2012Assignee: Commissariat a l'Energie AtomiqueInventors: Jean-Charles Souriau, Nicolas Sillon, Jean-Pierre Joly
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Publication number: 20120188648Abstract: A lens module includes a lens barrel, two lenses, and a light shielding plate. The lens barrel has a light passing hole and a receiving hole in communication with the light passing hole. The lenses are received in the receiving hole and aligned with the light passing hole and aligned with the light passing hole. The light shielding plate is arranged between the two lenses. The conic section of the light shielding plate prevents unwanted or stray light from reaching the image sensor.Type: ApplicationFiled: October 28, 2011Publication date: July 26, 2012Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: CHIEN-NAN LAI, SHENG-JUNG YU, HOU-YAO LIN
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Publication number: 20120176681Abstract: Embodiments of the present system and method are useful for chemical deposition, particularly continuous deposition of anti-reflective films. Disclosed systems typically comprise a micromixer and a microchannel applicator. A deposition material or materials is applied to a substrate to form a nanostructured, anti-reflective coating. Uniform and highly oriented surface morphologies of films deposited using disclosed embodiments are clearly improved compared to films deposited by a conventional batch process. In some embodiments, a scratch-resistant, anti-reflective coating is applied to a polycarbonate substrate, such as a lens. In certain embodiments, an anti-reflective coating is applied to a surface of a solar catalytic microreactor suitable for performing endothermic reactions, where energy is provided to the reactor by absorption of solar radiation. The composition and morphology of the material deposited on a substrate can be tailored.Type: ApplicationFiled: July 22, 2011Publication date: July 12, 2012Inventors: Chih-hung Chang, Seung-Yeol Han, Brian K. Paul
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Publication number: 20120170127Abstract: Various reflective display devices are provided. In one embodiment, a reflective display device is provided that includes a first controllable light absorption layer capable of absorbing incident light in a first specified wavelength band and at least a second specified wavelength band and a first reflector behind the first absorption layer, which is capable of selectively reflecting at least some wavelengths of light within the first and second specified wavelength bands and substantially transmit light of other wavelengths. The reflective display device further includes a second controllable light absorption layer behind the selective reflector, which is capable of absorbing incident light in at least a third specified wavelength band and a second reflector behind the second layer, which is capable of reflecting at least some wavelengths of light within the third specified wavelength band.Type: ApplicationFiled: June 18, 2009Publication date: July 5, 2012Inventors: Stephen Kitson, Timothy Taphouse, Tim R. Koch
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Patent number: 8213082Abstract: Provided is a light control film and displays incorporating same. In particular, provided are light control films comprising a light input surface and a light output surface opposite the light input surface. The light control films further comprise alternating transmissive and absorptive regions disposed between the light input surface and the light output surface. Each transmissive region has an index of refraction N1, and each absorptive region having an index of refraction N2, where N2-N1 is not less than?0.005. The light control films have an average pitch of successive absorptive regions of 0.070 mm or less. Light incident to the light input surface exits the light output surface with a maximum relative brightness ratio (RBR) in a direction perpendicular to the light output surface of 65 or greater, and exits the light output surface with an effective polar viewing angle (EPVA) of 45° or less.Type: GrantFiled: December 8, 2008Date of Patent: July 3, 2012Assignee: 3M Innovative Properties CompanyInventors: Gary E. Gaides, Michael E. Lauters
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Patent number: 8213086Abstract: A coating composition for antireflection that includes a low refraction-thermosetting resin having a refractive index of 1.2 to 1.45, a high refraction-ultraviolet curable resin having a refractive index of 1.46 to 2, and an ultraviolet absorber; an antireflection film manufactured using the coating composition; and a method of manufacturing the antireflection film. The antireflection film has excellent abrasion resistance and antireflection characteristic. Further, since the antireflection film can be manufactured in one coating process, it is possible to reduce manufacturing cost.Type: GrantFiled: December 28, 2007Date of Patent: July 3, 2012Assignee: LG Chem, Ltd.Inventors: Yeong-Rae Chang, Young-Jun Hong, Young-Eun Lee, Tae-Su Kim, Hyun-Woo Shin, Bu-Gon Shin
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Patent number: 8205995Abstract: The present invention relates to an optical device for privacy or contrast enhancement of a viewing display. Also disclosed are a system including the optical device and methods of improving privacy or contrast of a viewing display, such as a plasma display panel, a liquid crystal display panel, an inorganic light emitting diode display panel, or an organic light emitting diode display panel.Type: GrantFiled: August 7, 2008Date of Patent: June 26, 2012Assignee: Reflexite CorporationInventors: Michael F. Foley, James F. Munro
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Publication number: 20120154906Abstract: The current invention is a new glass windshield with a transition-lens type composition layer between the glass substrates for use in vehicles (airplanes, ships, boats, sailboats, steamers, yachts, jets, and cars) or residential and commercial buildings to protect against sun glare and provide an overall cooling effect on the passengers or inhabitants. Rather than permanently tinting the glass of windshields and windows, the current invention works only when needed. It activates in the presence of sunlight. By not darkening unnecessarily, it avoids the consistent darkening of the interior of a vehicle (airplanes, ships, boats, sailboats, steamers, yachts, jets, and cars), viewing panel of an accessory such as a motorcycle or skydiving helmet, or residential and commercial buildings, as is the problem with tinted glass. The new glass windshield can be used as is or as a detachable or attachable unit.Type: ApplicationFiled: December 17, 2010Publication date: June 21, 2012Inventor: Pallavi Tatapudy
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Publication number: 20120154721Abstract: An optical filter includes a non-crystalline film, a protective coating layer on one side of the non-crystalline film, and a print layer on another side of the non-crystalline film, the other side being opposite to the one side, wherein the print layer is secured to a substrate.Type: ApplicationFiled: October 12, 2011Publication date: June 21, 2012Inventors: Seong Heun CHO, Kyoung Ku Kang, Young Cheol Lee
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Publication number: 20120154919Abstract: Photonic nanostructures, light absorbing apparatuses, and devices are provided. The photonic nanostructures include a plurality of photonic nanobars configured to collectively absorb light over an excitation wavelength range. At least two of the photonic nanobars of the plurality have lengths that are different from one another. Each photonic nanobar of the plurality has a substantially small width and a substantially small height relative to the different lengths. A method for forming such may comprise forming a plurality of first photonic nanobars comprising a width and a height that are smaller than a length of the plurality of first photonic nanobars, and forming a plurality of second photonic nanobars comprising a width and a height that are smaller than a length of the second photonic nanobar, wherein the lengths of the plurality of first photonic nanobars and the lengths of the plurality of second photonic nanobars are different from one another.Type: ApplicationFiled: December 14, 2010Publication date: June 21, 2012Applicant: MICRON TECHNOLOGY, INC.Inventors: Yongjun Jeff Hu, Allen McTeer, Lijing Gou
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Patent number: 8199264Abstract: Certain example embodiments of this invention relate to ruggedized switchable glazings, and/or methods of making the same. The PDLC stack of certain example embodiments includes an outer substrate, a low-E UV blocking coating deposited on an inner surface of the outer substrate, a first PVB or EVA laminate, a first PET layer, a first TCO layer, the PDLC layer, a second TCO layer, a second PET layer, a second PVB or EVA laminate, and an inner substrate. The substrates may be glass substrates. The low-E UV blocking coating may include at least two layers of or including silver and/or may include one or more IR layers. Thus, certain example embodiments may advantageously reduce one or more problems associated with residual haze, color change, flicker, structural changes in the polymer and/or the LC, degradations in state-switching response times, delamination, etc.Type: GrantFiled: November 26, 2007Date of Patent: June 12, 2012Assignee: Guardian Industries Corp.Inventor: Vijayen S. Veerasamy
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Publication number: 20120113369Abstract: An optical adhesive film for improving the adhesive strength between constitutional elements of a flat panel display device, and a flat panel display device having the same. According to an aspect of the present invention, there is provided an optical adhesive film for use in a flat panel display module that displays an image, the optical adhesive film including a transmission unit disposed on the flat panel display module and allowing the image to transmit through the transmission unit; a wing member extending from at least one side surface of the transmission unit, and covering side surfaces and a portion of a rear surface of the flat panel display module; and an adhesive member disposed covering all surfaces of the transmission unit and the wing member.Type: ApplicationFiled: September 23, 2011Publication date: May 10, 2012Applicant: SAMSUNG MOBILE DISPLAY CO., LTD.Inventors: Hwan-Jin Kim, Jeong-Ho Hwang
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Publication number: 20120099189Abstract: Disclosed is a method for integrating at least one optical element inside an insulated glazing unit comprising at least two glass panes, where the optical element has a plurality of perforations and a non-perforated area, where the non-perforated area prevents penetration of light in a building where the insulated glazing unit is mounted, and where the perforations have a depth/width ratio that allows for passage of light with given angles of incidence, while light having other angles of incidence are unable to pass though the perforations, which provides a shading effect, and wherein the optical element is arranged between the two glass panes by means of an adhesive, and where the adhesive is substantially not present in the 404 perforations of the optical element.Type: ApplicationFiled: May 7, 2009Publication date: April 26, 2012Inventors: Eik Bezzel, Alicia Johansson, Claus Barholm-Hansen
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Publication number: 20120092773Abstract: An antiglare film with various inner and outer haze comprises a transparent substrate, and an antiglare coating layer formed via coating an antiglare coating solution on the transparent substrate. The antiglare coating solution further comprises a resin, resin-philic light-scattering particles and resin-phobic light-scattering particles. The resin-philic light-scattering particles and the resin-phobic light-scattering particles respectively have different functional groups on the surfaces thereof. The resin-philic light-scattering particles do not repel the resin and thus are distributed inside the antiglare coating layer. The resin-phobic light-scattering particles repel the resin and thus are distributed on the surface of the antiglare coating layer, so that the inner and outer haze of an antiglare film can be effectively controlled via adjusting the proportion of the resin-phobic to resin-philic light-scattering particles.Type: ApplicationFiled: October 19, 2010Publication date: April 19, 2012Inventors: Bo-Tau Liu, Ya-Tsun Teng
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Patent number: 8143563Abstract: The driver of a vehicle (10) is protected from glare caused by the bright lights of an oncoming vehicle at night, or by the Sun lying low in the sky. The vehicle windshield (20) is divided into pixels (42) whose transparency can be reduced. The transparency of a limited area of the windshield is controlled by reducing the transparency of windshield pixels that lie along the light path (32) of bright light that passes through an area (34) of the windshield to the driver's eyes. In one system, a small sensor (44) includes a sensor plate (50) with an array of sensor pixels (54), and a lens (56) that forms an image of a forward portion of the environment on the sensor pixel array. An electronic circuit (70) couples sensor pixels to corresponding windshield pixels, and reduces the transparency of windshield pixels when corresponding sensor pixels are brightly illuminated.Type: GrantFiled: October 20, 2009Date of Patent: March 27, 2012Inventors: Craig Broude, Leon D. Rosen
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Patent number: 8142034Abstract: The systems, methods, and devices include a filter unit for removably engaging with a rifle scope. The filter unit includes a cylindrical body having a proximal end and a distal end, with the proximal end adapted for removably engaging with the rifle scope, and a laser filter positioned within the cylindrical body to filter light passing into the rifle scope. A resilient band may be used to hold the filter unit to the rifle scope.Type: GrantFiled: May 22, 2006Date of Patent: March 27, 2012Assignee: Tenebraex CorporationInventor: Peter W. J. Jones
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Patent number: 8140219Abstract: An apparatus and method of controlling the transparency of at least one window in a vehicle includes at least one multi-segment light filtering element, each segment having a controllable light transmissive characteristic. The apparatus includes at least one sensor configured to determine the physical location and orientation of the vehicle, a memory that includes stored road map information including glare characteristics of each roadway, and a control unit electrically connected to the memory and at least one sensor. The apparatus and method is configured to automatically adjust the transmissive characteristic of the at least one light transmitting element based at least upon stored road map information and the location of the vehicle.Type: GrantFiled: February 13, 2009Date of Patent: March 20, 2012Inventor: Nathalie Grace Cernasov
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Patent number: 8132927Abstract: A display device includes a display arrangement and an optical attenuator arrangement. The display arrangement has inherent non-uniformity of an output intensity across the display area. The optical attenuator arrangement is positioned in front of the display arrangement and in registration with the display area. The optical attenuator arrangement has a light attenuation characteristic that varies across the display area and is adapted to optically reduce the inherent non-uniformity of the output intensity.Type: GrantFiled: October 30, 2006Date of Patent: March 13, 2012Assignee: Koninklijke Philips Electronics N.V.Inventors: Peter-Andre Redert, Siebe Tjerk De Zwart
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Patent number: 8133572Abstract: Light-collimating films as well as other microstructured film articles are described that comprise a (e.g. UV) cured light transmissive film comprising the reaction product of a polymerizable resin composition. Polymerizable resin compositions are also described that comprise aliphatic urethane (meth)acrylate oligomer(s), bisphenol-A ethoxylated diacrylate(s), and a crosslinker having at least three (meth)acrylate groups.Type: GrantFiled: July 7, 2011Date of Patent: March 13, 2012Assignee: 3M Innovative Properties CompanyInventors: Gary E. Gaides, Ignatius A. Kadoma, David B. Olson, Randy A. Larson, Anita R. Sykora