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| Number | Title | Issue Date |
| 8027073 | Image forming apparatus with laser scanning device and method of aligning the laser scanning device An image forming apparatus includes a light source to emit a laser beam; a resonant scanning mirror, including a reflection surface to reflect the laser beam emitted from the light source, to scan the reflected laser beam by oscillating the reflection surface; at le... | 09/27/2011 |
| 7850318 | Vehicle interior mirror device A vehicle interior mirror device disposed in a passenger compartment for reflecting a state of rear seats and traffic conditions behind a vehicle. The interior mirror device has reflection restricting means notched in a lower end of the interior mirror device to pre... | 12/14/2010 |
| 7828451 | Deep shadow occulter Methods and apparatus are disclosed for occulting light. The occulter shape suppresses diffraction at any given size or angle and is practical to build because it can be made binary to avoid scatter. Binary structures may be fully opaque or fully transmitting at spe... | 11/09/2010 |
| 7762677 | Optical system with inter-lens baffles An inter-lens baffles unit for an imaging system is provided. The inter-baffle lens unit comprises at least two lens elements; a plurality of baffles positioned between the two lens elements, wherein the baffles are contoured to fit between the two lenses and to fil... | 07/27/2010 |
| 7762676 | Methods and systems for multi-view display privacy Aspects of the present invention relate to systems and methods for enhancing privacy in a multi-view display. Some aspects relate to creating an image mask dependent on the presence of text in an image displayed on the primary view of a multi-view display. The gener... | 07/27/2010 |
| 7686463 | Viewing-angle control sheet A view angle control sheet which can suppress a decrease in screen brightness is provided. Lens portions having trapezoidal shapes in cross section are arranged at predetermined intervals, and a wedge-shaped portion between the lens portions adjacent to each other i... | 03/30/2010 |
| 7473000 | Shield for solar radiation collector A solar concentrator may include a substantially planar surface, a curved primary mirror having a first perimeter, at least a portion of the first perimeter being in contact with the substantially planar surface, a secondary mirror disposed between the substantially... | 01/06/2009 |
| 7427140 | Sunlight readable direct-view and projection-view computing device The present invention relates to a sunlight readable computing device, especially, to a full color direct-view and projection-view computing device. When the computing device works in the direct-view mode, the display panel tilt up to the conventional display positi... | 09/23/2008 |
| 7419272 | Day and night film An optical element having a front side and a back side operates in an ambient lit mode and a backlit mode. The optical element includes a diffusely reflecting layer facing the front side for reflecting ambient light. A light absorbing layer faces the back side and i... | 09/02/2008 |
| 7401931 | Apparatus for optical beam shaping and associated methods This invention relates to an apparatus for optical beam shaping and diffusing, a method for making the apparatus, and a method for using the apparatus. The apparatus comprises a crystalline material object shaped to fit within an optical train and with a pattern of ... | 07/22/2008 |
| 7386229 | Camera LCD screen hood and viewing device In an exemplary embodiment, an LCD screen hood is provided for use with digital cameras. The hood includes a hood tube that defines a light blocking sidewall having an open camera end and an opposite viewing end and enclosing a longitudinally extending viewpath ther... | 06/10/2008 |
| 7380949 | Light modulator device A method of reducing stray light contribution of a display system is described. Light rays are directed to at least one pixel of the display system and the light rays are modulated to form modulated light. In addition, the modulated light is directed to display opti... | 06/03/2008 |
| 7379246 | Light-diffusing film Disclosed herein is a light-diffusing film for a backlight unit of a thin film transistor-liquid crystal display. Specifically, the current invention provides a light-diffusing film, including a transparent base sheet, a light-diffusing layer, which is laminated on ... | 05/27/2008 |
| 7369315 | Beam splitter and optical imaging systems incorporating same An optical imaging system incorporates a beam splitter, which is moveable to a beam-splitting position where the beam splitter intercepts the light on an input optical path and a non-beam-splitting position where the beam splitter is located outside of the input opt... | 05/06/2008 |
| 7367507 | Optical scanning module An optical scanning module includes a housing, a light source and a first heat-dissipating sheet. The light source is disposed inside the housing for emitting a source light to be projected onto the object. The light source includes an electrode wrapped by an electr... | 05/06/2008 |
| 7354164 | Dispersing and polarizing light filter An optical filter includes an array of light-transmissive beads in a matrix of opaque binder that surrounds one portion of the beads to provide light entrances and exit apertures for incident light to pass substantially only through the beads. A polarizing layer is ... | 04/08/2008 |
| 7352339 | Diffuse illumination systems and methods The systems and methods disclosed herein relate to sources of diffuse illumination for providing substantially uniform illumination to a surface. The diffuse illumination arises from varying the diffusion angle of light generated by an LED system. To vary the diffus... | 04/01/2008 |
| 7341355 | Anti-glare optical film and process for preparing the same An anti-glare optical film which reduces in whitening of a screen without sacrificing anti-glare property, and a process for preparing the same. There is provided an anti-glare optical film has an irregular surface, wherein a ratio of areas of the surface having an ... | 03/11/2008 |
| 7322156 | Skylight domes with reflectors A skylight cover includes a transparent lens and an opaque reflector attached to the inside of the cover opposite the lens. Light entering the lens can be refracted by the lens so that it reflects off of the reflector and into a tubular skylight assembly. Thus, the ... | 01/29/2008 |
| 7302148 | Test head for optically inspecting workpieces An optical test head comprises a block of material with a plurality of optical paths extending therethrough. At least one of the optical paths is an input optical path for receiving laser light and holding a lens for focusing the laser light on a workpiece that is p... | 11/27/2007 |
| 7297386 | Antireflection structure An antireflection structure (10) comprises a base (1), and a finely roughened antireflection part (2) formed in a surface of the base (1). The finely roughened antireflection part (2) includes a plurality of projections and depress... | 11/20/2007 |
| 7287884 | Vehicle operation supporting device and vehicle operation supporting system A beam radiator that radiates visible light beams having a predetermined wavelength onto a road surface to inform drivers of other vehicles of the existence of a self-owned vehicle or to let a driver of the self-owned vehicle confirm a traveling path thereof is disp... | 10/30/2007 |
| 7286192 | Transflective liquid crystal display A transflective liquid crystal display having a plurality of pixels, each pixel having a plurality of color sub-pixels, each sub-pixel having a transmission area associated with a first charge storage capacitance and a reflection area associated with a second storag... | 10/23/2007 |
| 7277213 | Aperture plate and related system and method An aperture plate includes an opening and a surface adjacent to the opening. The opening passes electromagnetic energy such as light to a reflector that is aligned with the opening and that directs the electromagnetic energy to a location. The surface reflects incid... | 10/02/2007 |
| 7274522 | Reflective optical system A reflective optical system for projectors comprises a single integral piece of transparent optical molding having at least an incident surface, an exit surface, and two or more internal reflection surfaces between the incident surface and the exit surface, each ref... | 09/25/2007 |
| 7262911 | Reflex-type screen assembly A reflex-type screen includes a base which has saw-tooth appearance, and an optical absorption layer on one edge of each saw-tooth of the base. The base consists of white resin and includes a plurality of projector side inclined planes and non-projector side incline... | 08/28/2007 |
| 7258908 | Anti-glare film, method of producing the same, and display equipped with the same The present invention provides an anti-glare film having rough surface of which R (0) and R (30 or more)/R (0) are 1% or less and 0.001 or less, respectively, wherein R (0) is if the regular reflectance along the regular reflection direction against incidence light ... | 08/21/2007 |
| 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 |
| 7253215 | Anti-glare film, and optical member and liquid crystal display apparatus using the same Anti-glare film including anti-glare layer. The anti-glare film is obtained by coating or casting a liquid compositions containing a polymer, a curable resin precursor, and a solvent on a transparent plastic film, evaporating the solvent, forming a phase separation ... | 08/07/2007 |
| 7247356 | Privacy screen for a display A privacy screen for a display (e.g., a LCD) includes having a polarizing film and a birefringent film is described. The privacy screen transmits substantial amounts of light emanating from the display in an orthogonal (or near-orthogonal) direction while not transm... | 07/24/2007 |
| 7245433 | Light-diffusing sheet, optical element and image viewing display A light-diffusing sheet includes a transparent film and a light-diffusing layer formed on at least one side of the transparent film. The light-diffusing layer is composed of a resin coating layer having a rough surface. The transparent film contains a thermoplastic ... | 07/17/2007 |
| 7245434 | Light-diffusing sheet, optical element and image display A light-diffusing sheet includes a transparent film and a light-diffusing layer formed on at least one side of the transparent film. The transparent film contains a thermoplastic resin having a substituted and/or non-substituted imido group in a side chain, and a th... | 07/17/2007 |
| 7236234 | Optical sensor arrangement An optical sensor arrangement is protected against interfering environmental influences by a transparent cover. To avoid interfering reflections, a baffle with lamellae oriented in the direction of the emitted and reflected light is arranged between the cover and th... | 06/26/2007 |
| 7211945 | Organic electroluminescent display device with improved image clarity and light emitting efficiency An organic electroluminescent (EL) display device is provided which includes a film with a multi-dimensional grating pattern formed on a surface thereof. The display device includes a transparent substrate, a first electrode formed on the transparent substrate, an o... | 05/01/2007 |
| 7188962 | Light modulator device A light modulator device includes a top plate and an angled extender coupled to the top plate. The angled extender includes an incident portion and an exit portion that is relatively thicker than the incident portion. ... | 03/13/2007 |
| 7167222 | Liquid crystal display with antiglare layer on viewer side having haze equal to or greater than 40 The present invention provides a liquid crystal display device capable of displaying an image with a wide viewing angle and a high color reproducibility. The liquid crystal display device includes a liquid crystal cell, polarizers provided so as to oppose each other... | 01/23/2007 |
| 7167313 | Three dimensional imaging system Recent advances in surface techniques have lead to the development of extremely small (sub-micron) scale features. These techniques allow the formation of polymer micro-lenses as well as variable focus liquid lenses. The present invention primarily concerns the use ... | 01/23/2007 |
| 7156529 | Contrast enhancement filter and display provided with such filter A contrast enhancement filter for a display device includes a plurality of connected sloping surfaces acting as a plurality of beam splitters, and a plurality of light absorbers, each arranged between adjacent beam splitters, so that light incident into an area on t... | 01/02/2007 |
| 7137714 | Apparatus for optical beam shaping and diffusing and associated methods This invention relates to an apparatus for optical beam shaping and diffusing, a method for making the apparatus, and a method for using the apparatus. The apparatus comprises a crystalline material object shaped to fit within an optical train and with a pattern of ... | 11/21/2006 |
| 7139125 | Polarizing turning film using total internal reflection A light redirecting article redirects light toward a target angle. The light redirecting article has an input surface for accepting incident illumination over a range of incident angles and an output surface with a plurality of light redirecting structures, each lig... | 11/21/2006 |
