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| Number | Title | Issue Date |
| 7777970 | Super-wide-angle lens and imaging system having same An exemplary super-wide-angle lens includes a lens barrel, a set of imaging lenses, and a prism. The set of imaging lenses is received in the lens barrel. The prism has three light incident surfaces, each of which is coated with a unique color filter for exclusively... | 08/17/2010 |
| 7746567 | Image pickup apparatus An image pickup apparatus includes a first lens for converging light incident thereto through a first field area, a first prism to which light is incident through a second field area at a right of the first field area, a second lens for converging the light emitted ... | 06/29/2010 |
| 7742239 | Method to control point spread function of an image A method of controlling the point spread function of an image projected with said image being diffused by a filter; said point spread function is a result of the application of spatial filter(s) on said image; with said control of the point spread function effected ... | 06/22/2010 |
| 7589915 | Optical element, optical module holder including optical element, optical module, and optical connector It is to provide an optical element, an optical module holder including the optical element, an optical module, and an optical connector that can attenuate with high accuracy an amount of light coupled between an optical transmission line and a photonic element usin... | 09/15/2009 |
| 7551372 | Image expanding lenses, display devices and electronic devices Disclosed are image expanding lenses, display devices, and electronic devices incorporating the disclosed image expanding lenses. In accordance with a disclosed image expanding lens, the image viewed by the user is larger than the active area of the LCD panel undern... | 06/23/2009 |
| 7522353 | Optical lens module A lens unit (20) includes a lens body (24) and a thin film (22) provided thereon. The thin film comprises a plurality of sections (220, 222, 224) from a center to a periphery. Each section has a different refractive index. The refractive ... | 04/21/2009 |
| 7391580 | Ultra compact mono-bloc catadioptric imaging lens A mono-bloc catadioptric imaging lens comprising a solid body and a single-focal Maksutov type construction characterized by two refractive surfaces and two reflective surfaces wherein all surfaces are surfaces of revolution and wherein at least one surface is asphe... | 06/24/2008 |
| 7362507 | Polarizing beam splitter A polarizing beam splitter is disclosed that includes a first prism, a second prism, and a reflective polarizing film disposed between the first prism and the second prism. The first prism comprises a first polymeric material, and has a first outer curved surface an... | 04/22/2008 |
| 7352011 | Wide emitting lens for LED useful for backlighting Lenses and certain fabrication techniques are described. A wide-emitting lens refracts light emitted by an LED die to cause a peak intensity to occur within 50-80 degrees off the center axis and an intensity along the center axis to be between 5% and 33% of the peak... | 04/01/2008 |
| 7342731 | Wafer scale lens and optical system having the same Provided are wafer scale lenses having a diffraction surface as well as a refractive surface, and an optical system having the same. The wafer scale lens includes a lens substrate, a first lens element formed on the object side of the lens substrate, having a positi... | 03/11/2008 |
| 7317580 | Zoom lens In this invention, to provide a compact zoom lens having a small number of optical element groups to be driven and a simple moving mechanism, at least one of a plurality of optical element groups arranged in the lens system includes a refractive power variable eleme... | 01/08/2008 |
| 7307797 | Zoom lens system, lens barrel, imaging device and camera A zoom lens system comprising a plurality of lens units each composed of at least one lens element, wherein an interval between at least any two lens units is changed so that an optical image is formed with a continuously variable magnification, the zoom lens system... | 12/11/2007 |
| 7300149 | Wide-angle diving lens This invention is directed to a device of “wide-angle diving lens”, primarily comprises a lens; and characterized by: the lens is made by a main lens and extended with a plurality of different angles of sub-window lens, or at the inner edge of the lens arranged ... | 11/27/2007 |
| 7256942 | Single lens element, light source device and scanning optical device A single lens element used for converting a divergent pencil of rays, radiated from a light source, into a predetermined convergent state, wherein the single lens element is made from a resin and has a positive optical power due to... | 08/14/2007 |
| 7248423 | Outside mirror system A transparent member has a light incident surface formed in such a manner as to be oriented downwards, a light emitting surface formed in such a manner as to be oriented towards a driver M and a reflecting mirror surface having a reflecting member integrally attache... | 07/24/2007 |
| 7239458 | Image pick-up lens system An image pick-up lens system includes an aperture stop (10), a biconvex first lens (20), a second lens (30) having a concave surface on an object side, and a third lens (40) having a concave surface on an image side. The aperture stop ( | 07/03/2007 |
| 7227706 | Image-taking lens apparatus An image-taking lens apparatus has an image sensor for converting an optical image of a subject into an electrical signal and an image-taking lens system for forming the optical image on the image sensor. The image-taking lens system includes a prism for bending the... | 06/05/2007 |
| 7227682 | Wide-range, wide-angle compound zoom with simplified zooming structure A zoom lens is disclosed having a zoom ratio larger than four with a field of view at the short focal length position larger than 85 degrees and with a minimal number of moving groups. The zoom lens utilizes a compound zoom structure comprising an NP or NPP zoom ker... | 06/05/2007 |
| 7215486 | Zoom lens and electronic imaging device having the same A zoom lens includes a most object-side lens unit remaining fixed on the optical axis when the magnification of the zoom lens is changed and a focusing operation is performed; a most image-side lens unit remaining fixed when the focusing operation is performed; and ... | 05/08/2007 |
| 7173662 | Foveating imaging system and method employing a spatial light modulator to selectively modulate an input image An imaging system includes an image receiving unit for receiving an input image, and a spatial light modulator. The spatial light modulator is interposed between the image receiving unit and an input image. The spatial light modulator is for selectively modulating t... | 02/06/2007 |
| 7168813 | Mediacube An object placed on a display surface conveys an image appearing on the display surface to a surface of the object. The object can include one or more optical elements such as a lens, or may include a plurality of fused fiber optics or collimated light tubes to conv... | 01/30/2007 |
| 7142769 | Illumination package An illumination package is disclosed in the invention. The illumination package includes an optical element, package base, and a light emitter. The optical element is designed to redirect a majority of light emitted from the light emitter to a direction approximatel... | 11/28/2006 |
| 7116497 | Retrofocus type optical system Provided is a retrofocus type optical system including a lens or a layer made of a material satisfying the following conditions of the Abbe constant νd and partial dispersion ratios θgd and θgF, νd | 10/03/2006 |
| 7095567 | Refractive block and imaging systems for use in automobiles A refractive block includes a light-entrance surface configured to be mounted in contact with a refractive boundary of a vehicle, and a light-exit surface wherein the refractive block is configured to refract an optical path of light corresponding to an imaged area ... | 08/22/2006 |
| 7085070 | Zoom lens and electronic imaging device having the same A zoom lens includes a most object-side lens unit remaining fixed on the optical axis when the magnification of the zoom lens is changed and a focusing operation is performed; a most image-side lens unit remaining fixed when the focusing operation is performed; and ... | 08/01/2006 |
| 7079324 | Zoom lens and image projection apparatus including the same A zoom lens includes a plurality of lens groups including a first lens group arranged on the foremost side and having negative optical power. Zooming is performed by moving at least one of the plurality of lens groups along a direction parallel to an optical axis of... | 07/18/2006 |
| 7079325 | Taking lens apparatus A taking lens apparatus has a zoom lens system that is composed of a plurality of lens units and that achieves zooming by varying the distances between the lens units and an image sensor that converts the optical image formed by the zoom lens system into an electric... | 07/18/2006 |
| 7042658 | Lens forchromatic aberration compensation A lens for chromatic aberration compensation is provided. The lens includes a lens body and a plurality of color filter films. The lens body has a light incident plane, a light exit plane and an optical axis. The light incident plane and/or the light exit plane comp... | 05/09/2006 |
| 7035022 | Observation optical system and optical apparatus An observation optical system is disclosed with which the Fresnel reflection at the surfaces of optical members can be reduced, the transmittance can be improved, and the surface reflection ghost that occur among a plurality of optical surfaces can be suppressed. Th... | 04/25/2006 |
| 7031069 | Microlithographic illumination method and a projection lens for carrying out the method A microlithographic illumination method for imaging a pattern arranged in an object plane of a projection lens onto an image plane of the projection lens, under which a special means for optically correcting the optical path lengths of s-polarized and p-polarized li... | 04/18/2006 |
| 7025454 | Extended depth of field optics for human vision The present invention provides extended depth of field to human eyes by modifying contact lenses, intraocular implants, and/or the surface of the eye itself. This may be accomplished by applying selected phase variations to these optical elements (e.g., by varying s... | 04/11/2006 |
| 7023626 | Optical device, lens and optical element for focusing a laser beam and apparatus and method for assembling the optical device The invention relates to an optical device for focusing a laser beam, comprising a source of emission of a laser beam, for example a substantially elliptic and astigmatic laser beam, a focusing lens of the laser beam and first aperture adapted to select a central po... | 04/04/2006 |
| 7016604 | Autofocus using a holographic aperture element Autofocus methods and digital cameras employing a holographic element or hologram. The holographic element generates one or more displaced images that are processed to generate a bipolar contrast signal that provides for improved autofocus performance of the digital... | 03/21/2006 |
| 6992843 | Precision optical wedge light beam scanner An apparatus for steering a light beam having a first lens element, a second lens element, a spacer element and a lubricative optical fluid. The first lens element has a convex lens surface. The second lens element has a concave lens surface. The concave lens surfac... | 01/31/2006 |
| 6989937 | High-aperture projection lens A six-element cinema projection lens is described in front of which an aspherized plane-parallel plate is positioned on the screen side. This arrangement permits the cost-effective design of a cinema projection lens with a relative aperture of 1:1.7 having very good... | 01/24/2006 |
| 6768592 | Optical combiners A combiner (10) has a glass reflector (11) with first and second curved surfaces (12, 13) each having an optical coating. A first prism (14) has a surface (15) which complements the surface (12) of the reflector (11) ... | 07/27/2004 |
| 6728043 | Microlithographic illumination method and a projection lens for carrying out the method A microlithographic illumination method for imaging a pattern arranged in an object plane of a projection lens onto an image plane of the projection lens, under which a special means for optically correcting the optical path lengths of s-polarized and p-polarized li... | 04/27/2004 |
| 6661441 | Combined lens, holder, and aperture A refractive body includes a lens, holder, and aperture particularly suited for use in raster scanners. The refractive body advantageously can be made from resinous materials, such as plastics, but can be formed from any refractive material as may be appr... | 12/09/2003 |
| 6633431 | Optical system and optical apparatus having the same An optical system comprises, in succession from the object side, a first optical element of negative optical power, a second optical element of positive optical power, and a third optical element of negative optical power, at least one of the first to thi... | 10/14/2003 |
| 6621644 | Optical wavelength-demultiplexer with an improved optical lens An optical wavelength demultiplexer includes an optical lens, a first-side waveguide and a plurality of second-side waveguide. The lens has a wave number distribution-surface having a section where an angular frequency is constant, and said section having... | 09/16/2003 |
