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"Transmission of documents via telephone wires is possible in principle, but the apparatus required is so expensive that it will never become a practical proposition."
Dennis Gabor, British physicist
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| Number | Title | Issue Date |
| 8174773 | Anamorphotic imaging objective An anamorphic imaging objective having multiple effective optical surfaces. One of the effective surfaces is implemented as anamorphic and one of the effective surfaces is implemented as a free-form surface, which has an aspheric contour in at least one of the two m... | 05/08/2012 |
| 8169709 | Liquid optics zoom lens and imaging apparatus A high performance zoom lens system suitable for use with a camera is disclosed. The zoom lens systems employs liquid optics and a movable lens group to provide optical performance over the zoom focal length range at focus distances from close to infinity. The syste... | 05/01/2012 |
| 7940469 | Anamorphic optical system, image pickup device, on-board type camera and monitoring camera The present invention provides an anamorphic optical system 1, comprising one aspheric surface lens G5 and one anamorphic lens G3 on object side, and one aspheric lens G7 and one anamorphic lens G8 on image side with a diaphragm S | 05/10/2011 |
| 7920331 | Anamorphic converter and image projection system An anamorphic converter includes, from a projected-surface side, a first group and a second group. The first group includes one or more lens elements and has a negative power at least in a main magnification direction. The second group includes one or more lens elem... | 04/05/2011 |
| 7885012 | Shearing radiation beam for imaging printing media An illuminator (10) for producing a radiation spot (120) on a workpiece (110) comprises a laser light source (20) and a beam-shearing optical system (30). Fine structure (160) generated by an integrator (80) of laser ... | 02/08/2011 |
| 7869133 | Anamorphic optical system providing a highly polarized laser output Apparatus and methods are disclosed for transforming a laser beam to a polarized shaped beam in, for example, a frequency converted laser system. In one embodiment, an anamorphic optical system includes a first prism and a second prism that can be configured to form... | 01/11/2011 |
| 7817344 | Systems and methods for micromachined cylindrical lenses Systems and methods are operable to focus light. An exemplary embodiment has a MEMS substrate, a first cylindrical lens having a first cylindrical surface, and a second cylindrical lens having a second cylindrical surface that is oriented perpendicular to the first ... | 10/19/2010 |
| 7773307 | Phase mask with continuous azimuthal variation for a coronagraph imaging system Systems and methods for shifting the phase of incident light to induce a continuous phase variation in an azimuthal direction. A phase mask assembly has a first surface and a second surface. The first surface and the second surface are configured such that the dista... | 08/10/2010 |
| 7755842 | Anastigmatic anamorphic lens system Disclosed is an anastigmatic anamorphic lens unit for processing images, particularly multidimensional images, as they are generated and evaluated, for example in connection with spatially resolved spectroscopy. The lens unit has a high anamorphic factor and compris... | 07/13/2010 |
| 7580198 | Lens for light emitting diode, back light assembly having the same, and liquid crystal display having the assembly An optical lens has a first curved surface. The first curved surface has a first variable curvature. The optical lens has a second curved surface. The second curved surface has a second variable curvature. The second variable curvature forms a protrusion on the seco... | 08/25/2009 |
| 7567388 | Optical system and optical microscope An optical system which corrects an intensity distribution of incident light to a flat intensity distribution includes: a first lens group which includes at least one lens and has a positive refracting power; a second lens group which includes at least one lens and ... | 07/28/2009 |
| 7397620 | Image reading apparatus using image reading lens An image reading apparatus with an image reading lens configured to reduce a field curvature and a magnification error in the sub-scan direction, includes a photoelectric conversion element having picture elements arrayed in the main-scan direction, and an image rea... | 07/08/2008 |
| 7387389 | Image display system and method An image display device includes an image processing unit, a light source assembly, an optical modulator assembly, and a projection lens assembly. The image processing unit is configured to receive a video signal and generate image data and control signals. The ligh... | 06/17/2008 |
| 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 |
| 7367693 | Vehicular lamp and projection lens for decreasing an amount of blocked light A vehicular lamp that decreases the amount of light blocked by the extension towards the inside of the vehicle and increases the diffused light radiated toward the outside of the vehicle. The vehicular lamp 100 has a projection lens 33, a light source ... | 05/06/2008 |
| 7352512 | Compact self-compensating beam splitter apparatus and method of using In accordance with an embodiment of the present invention, an optical system includes two tilted planar elements each having two surfaces for which the sign of the slopes of at least three of the four surfaces that an incident beam encounters are the same and which,... | 04/01/2008 |
| 7301615 | Optical apparatus, method of determining position of optical element in optical system, and device manufacturing method An optical apparatus which includes an image forming optical system having a movable optical element, and a driving mechanism configured to move the optical element. The apparatus includes a first block which measures a wavefront aberration of the optical system. A ... | 11/27/2007 |
| 7292397 | Beam-shaping optical element and method and program for designing the same A beam-shaping optical element employing an aspherical profileis presented to minimize aberration. A beam-shaping optical element according to the present invention includes an entrance surface and the exit surface, both having a non-circular cross-section in any pl... | 11/06/2007 |
| 7289272 | Optical system including an anamorphic lens An optical system includes a primary lens group having a central beam path therethrough and including a front lens group and a rear lens group. An anamorphic lens group lies on the central beam path and is positioned between the front lens group and the rear lens gr... | 10/30/2007 |
| 7283695 | Optical interconnects in microelectronics based on azimuthally asymmetric long-period fiber grating couplers Systems and methods, including azimuthally asymmetric fiber gratings are disclosed. ... | 10/16/2007 |
| 7277229 | Linear light beam generating optical system An optical system includes semiconductor lasers arranged in the direction of the slow axis of the laser beam, an optical means which makes parallel the collimated laser beams, an optical member which is provided with inlet and outlet faces which are positioned in pe... | 10/02/2007 |
| 7272099 | Exposure apparatus of an optical disk master, method of exposing an optical disk master and pinhole mechanism An exposure apparatus of an optical disk master having a laser source, a deflector for deflecting a recording laser beam obtained based on the laser beam of the laser source and an objective lens for focusing the recording laser beam on an optical disk master, has a... | 09/18/2007 |
| 7266267 | Microfluidic, optical, and electrical input output interconnects, methods of fabrication thereof, and methods of use thereof Input/output (I/O) interconnects, fluidic I/O interconnects, electrical, optical, and fluidic I/O interconnects, devices incorporating the I/O interconnects, systems incorporating the I/O interconnects, and methods of fabricating the I/O interconnects, devices, and ... | 09/04/2007 |
| 7259919 | Thin-profile projection system A relatively thin-profile projection display device that employs at least two anamorphic components is disclosed herein. ... | 08/21/2007 |
| 7251209 | Optical pickup and a wedge beam splitter An optical pickup for a recording medium includes a light source, an objective lens, a main photodetector, and a front photodetector. The configuration of the optical pickup enables converging or diverging of light to be incident on a plate beam splitter so that lig... | 07/31/2007 |
| 7230692 | Optical apparatus, method of determining position of optical element in optical system, and device manufacturing method An optical apparatus including an image forming optical system having a movable optical element, and a driving mechanism. A first block obtains a linear evaluation value by normalizing, by a first tolerance, an aberration expressed by a linear function of a position... | 06/12/2007 |
| 7215455 | Inner drum exposure apparatus The inner drum exposure apparatus records an image by scanning a recording material held on an arcuate inner peripheral surface of a support with a light beam that is emitted from a light source and modulated in accordance with image information and deflected by a t... | 05/08/2007 |
| 7212294 | Method for determination of the level of two or more measurement points, and an arrangement for this purpose A method and arrangement for determining the level of at least two measurement points with a light beam direct along a first direction and being deflected through 90° with respect to the first direction to a second direction, the second direction being rotated thro... | 05/01/2007 |
| 7193784 | Nitride microlens Microlenses and microlens arrays made from Group III-nitride material. ... | 03/20/2007 |
| 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 |
| 7167322 | Beam shaping apparatus A beam shaping apparatus including an optical lens is provided. The optical lens includes a diverging surface and a cylindrical surface. The diverging surface expands the input laser beam into a uniform line in one plane. The cylindrical surface converges the laser ... | 01/23/2007 |
| 7151737 | Optical head and optical disc apparatus for focusing a collimated laser beam An optical head includes a laser source (11) irradiating the laser beam having a wavelength not longer than 500 nm, a collimator lens (13) for collimating the laser beam to the parallel rays, an optical beam shaping system (14, 15) that adjusts ... | 12/19/2006 |
| 7148947 | Anamorphic three-perforation imaging system An anamorphic imaging system is disclosed which maximizes the use of available image area to minimize display magnification and image degradation due to display magnification, reduces the amount of anamorphic squeeze during photography to lower image degradation due... | 12/12/2006 |
| 7142377 | Lens-attached light-emitting element A lens-attached light-emitting element for increasing an optical availability efficiency is provided. A lens-attached light-emitting element for structuring a light-emitting element array arranged in one dimension comprises a light-emitting element having an approxi... | 11/28/2006 |
| 7135777 | Devices having compliant wafer-level input/output interconnections and packages using pillars and methods of fabrication thereof Devices having one or more of the following: an input/output (I/O) interconnect system, an optical I/O interconnect, an electrical I/O interconnect, a radio frequency I/O interconnect, are disclosed. A representative I/O interconnect system includes a first substrat... | 11/14/2006 |
| 7132736 | Devices having compliant wafer-level packages with pillars and methods of fabrication Devices and methods of fabrication thereof are disclosed. A representative device includes a complaint wafer-level package having one or more lead packages. A representative lead package includes a substrate having a plurality of die pads disposed thereon and a plur... | 11/07/2006 |
| 7116493 | Beam shaping device In a beam shaping device for converting the laser light emitted from a semiconductor laser light source from an elliptic beam to a circular beam, the light-entrance-side and light-exit-side surfaces of the beam shaping device both have a curvature only in the major-... | 10/03/2006 |
| 7112760 | Laser annealer and laser thin-film forming apparatus A laser annealer has a laser light source with at least one GaN-type semiconductor laser and is configured so as to form emission points that emit laser beams having a wavelength of 350 to 450 nm, and a scanning device for scanning an annealing surface with the lase... | 09/26/2006 |
| 7113344 | Anamorphic converter, lens device using the same, and image-taking device using the same An anamorphic converter, which can be inserted into and removed from a lens group of an image-formation optical system, includes an anamorphic lens that satisfies the following conditions 0.9 | 09/26/2006 |
| 7099525 | Dual-mode/function optical and electrical interconnects, methods of fabrication thereof, and methods of use thereof Devices and systems having one or more of the following components: a compliant pillar with a modified tip surface (non-flat tip) and a corresponding compliant socket; an optical/electrical I/O interconnect and a corresponding compliant socket; a lens/waveguide opti... | 08/29/2006 |
