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| Number | Title | Issue Date |
| 8159750 | Illumination structure and illumination lens mounted thereon Provided is an illumination structure which includes a light source and an illumination lens. The light source emits light in at least one wavelength band. The illumination lens includes a light receiving portion and a light outgoing portion. The light receiving por... | 04/17/2012 |
| 8085469 | Optical film An optical film includes a first refraction layer having a first surface with first optical lens patterns for scattering light and a second surface opposite to the first surface, the first optical lens patterns having a lens shape, and a second refraction layer on t... | 12/27/2011 |
| 8085470 | Line head and an image forming apparatus A line head, includes: a lens array that includes a first lens, a second lens and a light transmissive substrate on which the first lens and the second lens are arranged in a first direction; and a light emitting element substrate on which light emitting elements ar... | 12/27/2011 |
| 8054552 | Lens array element and method According to one embodiment of the present invention a method for directing light onto a digital micromirror device is disclosed that includes the steps of directing light toward a DMD through a lens that includes a plurality of lens elements such that, absent corre... | 11/08/2011 |
| 8000018 | Köhler concentrator One example of a solar voltaic concentrator has a primary Fresnel lens with multiple panels, each of which forms a Köhler integrator with a respective panel of a lenticular secondary lens. The resulting plurality of integrators all concentrate sunlight onto a commo... | 08/16/2011 |
| 8000017 | Lens array apparatus and manufacturing method thereof A lens array apparatus and a manufacturing method thereof are provided in which the lens array apparatus can achieve appropriate optical performance regardless of changes in ambient temperature. As a predetermined angle of gradient in relation to a thickness directi... | 08/16/2011 |
| 7982957 | Optical apparatus using a lens array In an optical apparatus according to the present invention, the lens thicknesses and curvature radiuses of respective first lenses are optimized so that beam waist positions of optical beams emitted from the respective first lenses of a lens array are independently ... | 07/19/2011 |
| 7864429 | Optical illumination system for creating a line beam In one aspect, the disclosure features an optical system configured to create from a beam of light an intensity distribution on a surface, whereby the optical system comprises at least a first optical element which splits the incident beam into a plurality of beams ... | 01/04/2011 |
| 7859760 | Method and apparatus for imaging A method for forming an image of a beam source that during operation provides a beam, and wherein the beam is split so as to divide the beam into beamlets, wherein a redirecting organ is used with which each individual beamlet is redirected to a predetermined degree... | 12/28/2010 |
| 7830606 | Optical device and crystallization device An optical device comprises a first cylindrical lens array in which a plurality of first lens segments each having a first radius of curvature and a first width so as to divide laser light into a plurality of light components are arranged, and a plurality of second ... | 11/09/2010 |
| 7808711 | Method of producing and displaying a three dimensional image A method of manufacturing a lenticular sheet having as its primary steps the provision of a substantially transparent substrate material; forming a plurality of lenses on a first side of the substrate; and shaping the substrate to correspond to a display area of a d... | 10/05/2010 |
| 7791805 | Multifocal lens array and three-dimensional stereoscopic image display apparatus A multifocal lens array and a three-dimensional stereoscopic image display apparatus, which has a low cost, simple structure. A two-dimensional image is displayed on a display apparatus and is incident on a multifocal lens array. The array includes a plurality of le... | 09/07/2010 |
| RE41605 | Interactive audio and visual display A lenticular display in association with a consumer article such as a beverage container positioned with respect to the container so that a series of images are presented to the user as the article is used in its normal manner such as when the user is engaged in dri... | 08/31/2010 |
| 7724439 | Lens, a lens array and imaging device and system having a lens, and method of forming the same A lens, a lens array and imaging device and system containing a lens, and a method of forming a lens array and an imaging device and system containing a lens. Each lens has varying reflection indices in a radial direction. ... | 05/25/2010 |
| 7697208 | 3D display with an improved pixel structure (pixelsplitting) A display apparatus comprising a display device (104, 200, 301, 401) configured to display an image is disclosed. The display device comprises a plurality of picture elements, and one or more lenticular means (203). The lenticular means comprises one o... | 04/13/2010 |
| 7692864 | Crystallization apparatus, optical member for use in crystallization apparatus, crystallization method, manufacturing method of thin film transistor, and manufacturing method of matrix circuit substrate of display A crystallization method includes wavefront-dividing an incident light beam into a plurality of light beams, condensing the wavefront-divided light beams in a corresponding phase shift portion of a phase shift mask or in the vicinity of the phase shift portion to fo... | 04/06/2010 |
| 7688513 | Multifocal lens array and three-dimensional stereoscopic image display apparatus A multifocal lens array and a three-dimensional stereoscopic image display apparatus, which has a low cost, simple structure. A two-dimensional image is displayed on a display apparatus and is incident on a multifocal lens array. The array includes a plurality of le... | 03/30/2010 |
| 7688514 | Process for creating tilted microlens A microlens structure that includes a wedge formed to support and tilt the microlens is disclosed. The wedge results from heating a layer of patterned flowable material. The degree and direction of incline given to the wedge can be controlled in part by the type of ... | 03/30/2010 |
| 7672054 | Illumination homogenizing optical element An illumination homogenizing optical element is disclosed that includes at least one optical surface having a plurality of refractive structures formed as either grooves or protrusions that, individually, are wider than the wavelength of light incident onto said ill... | 03/02/2010 |
| 7660042 | Apparatus for crystallizing semiconductor with laser beams Laser beams emitted by a plurality of laser sources are divided into a plurality of sub-beams, which are irradiated onto selected portions of an amorphous semiconductor on a substrate to crystallize the amorphous semiconductor. A difference in diverging angles betwe... | 02/09/2010 |
| 7605980 | Image sensor and fabricating method thereof An image sensor and fabricating method thereof are provided. The image sensor can include differently microlenses formed on a pixel array substrate. The differently shaped microlenses are formed using a phase mask where the light blocking region for each microlens p... | 10/20/2009 |
| 7589900 | Eyebox shaping through virtual vignetting Briefly, in accordance with one or more embodiments, a compressed microlens array comprises an array of lenslets arranged in the array to have the lenslet centers spaced apart at a first distance in a first direction and to have the lenslet centers spaced apart at a... | 09/15/2009 |
| 7583444 | Process for making microlens arrays and masterforms A process for making a microlens array or a microlens array masterform comprises (a) providing a photoreactive composition, the photoreactive composition comprising (1) at least one reactive species that is capable of undergoing an ... | 09/01/2009 |
| 7554739 | Illumination homogenizing optical element An illumination homogenizing optical element is disclosed that includes at least one optical surface having a plurality of refractive structures formed as either grooves or protrusions that, individually, are wider than the wavelength of light incident onto said ill... | 06/30/2009 |
| 7525733 | Solid-state imaging device and method for manufacturing the same A solid state imaging device includes a substrate having a plurality of pixels and a plurality of on-chip lenses arranged above the substrate, each on-chip lens having a lens surface formed by subjecting a transparent photosensitive film to exposure using a mask hav... | 04/28/2009 |
| 7495834 | Optical medium and use thereof An optical media is constructed by superimposing a Fourier transform lens film 3 including a Fourier transform lens 2 on which optical image 10 is formed, and a light permeating sheet 5 provided with a plurality of light permeating portio... | 02/24/2009 |
| 7480099 | Variable focus system A variable focus system that includes an electrovariable optic (EVO) and a controller operatively configured for changing the focal configuration of the EVO. The EVO includes a plurality of movable optical elements that may be moved substantially in unison with one ... | 01/20/2009 |
| 7480100 | Lenticular devices using sets of lenses to display paired sets of interlaces of images A lenticular device for displaying interlaced images. The device includes an interlaced image and a lens array. The lens sets each have two or more adjacent lenticules and are paired mapped to sets of the image elements such that two or more lenses are used to visua... | 01/20/2009 |
| 7477452 | Micro lens array, optical member and method of producing micro lens array A micro lens array includes a plurality of convex micro lenses formed on a transparent substrate in an array. The micro lenses are convex toward a surface of the substrate in a position inward of the surface of the substrate and the top of the convex surface of the ... | 01/13/2009 |
| 7443589 | Optical component for beam shaping The invention includes an optics array for beam shaping, which uses a micro lens combination, whose polygonal micro lenses are arranged in a level, whereby the geometric arrangement of the individual lenses and their diameters follow a distribution pattern. I... | 10/28/2008 |
| 7433127 | Imaging device and display device Disclosed are an imaging device and a display device which both have a simple structure without any need of an image conversion. The imaging device includes a lens component group including multiple lens component systems, each of which focuses incident light from t... | 10/07/2008 |
| 7417797 | Image correction using individual manipulation of microlenses in a microlens array A system constructs a composite image using focus assessment information of image regions. ... | 08/26/2008 |
| 7414790 | Ultrathin lens arrays for viewing interlaced images with dual lens structures An assembly for displaying an interlaced image. The assembly includes an interlaced image, which may be digitally or web printed for example, with sets of elongate image elements or slices. A lens arrays is provided with a first side proximate the interlaced image s... | 08/19/2008 |
| 7410508 | Apparatus for crystallizing semiconductor with laser beams Laser beams emitted by a plurality of laser sources are divided into a plurality of sub-beams, which are irradiated onto selected portions of an amorphous semiconductor on a substrate to crystallize the amorphous semiconductor. A difference in diverging angles betwe... | 08/12/2008 |
| 7411733 | Compound-eye imaging device A compound-eye imaging device comprises: an optical lens array with integrated optical lenses; a stop member for shielding unnecessary ambient light from entering the optical lenses; a photodetector array formed of a semiconductor substrate and placed at a predeterm... | 08/12/2008 |
| 7408708 | Diffusing sheet, surface light source unit, and transmission type display A diffusing sheet, a surface light source unit, and a transmission type display that can attain uniform illumination so that the brightness of light on the display screen appears uniform regardless of the position from which the display screen is observed. The diffu... | 08/05/2008 |
| 7400456 | Lens having seamless profile defined by cubic polynomial function A lens includes a surface that includes a seamless profile. The seamless profile is defined by at least one cubic polynomial function to provide a filtering surface that produces a controlled amount of spherical aberration. ... | 07/15/2008 |
| 7393477 | Method of fabricating microlens structure The present invention provides a method of fabricating a microlens, comprising providing a substrate with at least a dielectric layer thereon, forming a first thin film on the dielectric layer surface, etching the first thin film to form at least a micro bump, and f... | 07/01/2008 |
| 7388714 | Independent focus compensation for a multi-axis imaging system A multiple-axis imaging system having optical elements whose optimal image positions can be individually adjusted, comprising a plurality of optical array elements having respective optical axes and being individually disposed with respect to one another to image re... | 06/17/2008 |
| 7372632 | Apparatus and methods for the inspection of microvias in printed circuit boards An imaging method and imaging system for inspecting features located at a known inter-feature pitch on portions of a target surface. The system includes a lens array having a plurality of lenses wherein the lenses of the lens array have an inter-lens pitch and an in... | 05/13/2008 |
