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| Number | Title | Issue Date |
| 8174776 | Array of concentrating lenses and method of manufacture The method described provides a unique solar energy concentrating structure. This structure is intended to be employed in conjunction with complementary high efficiency solar cell elements to produce solar electric power. In its usual embodiment it contributes to a ... | 05/08/2012 |
| 7898746 | Extended depth-of-field lenses and methods for their design, optimization and manufacturing For rotationally symmetric aspheric lenses, one can establish lens design and layout based upon the phase delay function exp[−iφ(ρ)]. An embodiment of the invention is a method for calculating a corresponding variation in focal length denoted by f(ρ). According... | 03/01/2011 |
| 7852571 | Optical system design method using real number surface number Generally, it is difficult to previously know an adequate position of a special optical surface such as an aspherical surface, a diffraction optical element, or an eccentric surface in an optical system. If a trial of designing an optical system with all the possibl... | 12/14/2010 |
| 7848031 | Hologram and method of manufacturing an optical element using a hologram A method of manufacturing an optical element (5) comprises testing an optical surface (3) of the optical element, using an interferometer 1a directing measuring light (23a) onto the optical surface wherein the measuring ligh... | 12/07/2010 |
| 7830617 | Optical components including lens having at least one aspherical refractive surface An optical component including lens having at least one aspherical refractive surface capable of satisfying desired performance and characteristics is disclosed. ... | 11/09/2010 |
| 7826148 | Aspheric lens structures and fabrication methods thereof Aspheric lens structures with dual aspheric surfaces and fabrication methods thereof are disclosed. An aspheric lens structure includes a first lens component with an aspheric top surface disposed on a second lens component, wherein the interface between the first l... | 11/02/2010 |
| 7800838 | Rectangular optical glass lens and manufacturing method thereof A rectangular optical glass lens and a manufacturing method thereof are disclosed. A rectangular glass blank is put between an upper mold and a lower mold of a multi-cavity mold and then being heated and pressured. The rectangular glass blank is molded into a lens s... | 09/21/2010 |
| 7688522 | Lens and optical system A lens has a convex or concave shaped smooth non-spherical surface or non-circular curve which is formed of a medium indicating negative refraction. ... | 03/30/2010 |
| 7649697 | Optical lens, optical module having the same, and backlight assembly having the same An optical module includes a point light source device and an optical lens. The point light source device generates light. The optical lens includes an inner curved surface and an outer curved surface. The inner curved surface has a first roughly ellipsoidal shape h... | 01/19/2010 |
| 7554750 | Imaging using a multifocal aspheric lens to obtain extended depth of field A system for imaging with a circularly symmetric multifocal aspheric lens is provided for obtaining an extended depth of field. The system includes a camera for capturing an image of at least one object through a circularly symmetric multifocal aspheric lens to prov... | 06/30/2009 |
| 7545583 | Optical lens having antireflective structure An optical lens in which reflection is suppressed is provided by providing the optical lens with: a convex lens surface having, when the angle between a plane in contact with the lens surface and a direction perpendicular to the optical axis is an inclination angle,... | 06/09/2009 |
| 7499228 | Lens for uniformly distributing light and optical emitting device using the same A lens includes a convex surface formed in an outer surface thereof facing away from a light source to uniformly distribute light emitted from the light source; a concave surface concaved inward from an inner region of the convex surface, around an optical axis; and... | 03/03/2009 |
| 7474474 | High-heat dissipation lighting lens There is provided a lighting module of the type having a solid-state light source, in particular a LED, a supporting plate, and a lens; the lens has a recess housing the light source; the lens is supported by and projects from the plate by means of supporting member... | 01/06/2009 |
| 7453653 | Low height imaging system and associated methods Low height imaging systems may include one or more optical channels and a detector array. Each of the optical channels may be associated with one or more detectors of the array, have one or more optical components and a restrictive ray corrector, and be configured t... | 11/18/2008 |
| 7443609 | Optical lens, optical module having the same, and backlight assembly having the same An optical module includes a point light source device and an optical lens. The point light source device generates light. The optical lens includes an inner curved surface and an outer curved surface. The inner curved surface has a first roughly ellipsoidal shape h... | 10/28/2008 |
| 7440197 | Image forming lens and portable information terminal The image forming lens comprises a stop and a single lens placed in this order from the object side, wherein if the object-side surface of the single lens having paraxial curvature radii to form biconvex surfaces is referred to as the first surface while the image-s... | 10/21/2008 |
| 7433133 | Optical system The present invention provides an optical system for illuminating and viewing a target in which an illumination element and a receiving means are disposed behind a single optical window, and which obtains data essentially free of backscatter and stray light. The opt... | 10/07/2008 |
| 7423816 | Solid immersion lens and microscope A solid immersion lens 1 comprises a spherical portion 2 and a bottom surface portion 3. The bottom surface portion 3 is attached in close contact with a substrate 10 of a semiconductor device to be an observed object. The bottom s... | 09/09/2008 |
| 7418199 | Imaging apparatus An imaging apparatus including a first lens unit with positive power in which the most object-side surface is concave and the most image-side surface is convex, an aperture stop, a second lens unit with positive power in which the most object-side surface is convex ... | 08/26/2008 |
| 7414791 | Eye detection apparatus and image display apparatus What is disclosed is an eye detection apparatus which can detect the pupil position accurately. The apparatus has an image taking unit that picks up an image of an eye and a pupil detection unit that detects the position of the pupil in the eye based on an image pic... | 08/19/2008 |
| 7412158 | Deeper depth of field for video A digital camera apparatus has a sensing surface that captures images at a first resolution. A derivative of the captured image is displayed at a viewfinder or stored in a memory, after encoding, with a second, generally lower resolution. The resolutions are related... | 08/12/2008 |
| 7411740 | Zoom lens Disclosed is a zoom lens, which includes, in sequence from an object side to an image side, a positive first lens group, a negative second lens group, a positive third lens group, a positive fourth lens group, a fifth lens group, a negative sixth lens group and a po... | 08/12/2008 |
| 7411742 | Focusing lens for LED A focusing lens for an LED is provided. The focusing lens for an LED, which concentrates light emitted from the LED so as to have directionality parallel to an optic axis, comprises: a transparent body; a first lens part formed in the body; and a second lens part co... | 08/12/2008 |
| 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 |
| 7391459 | Imaging apparatus and arranging method for the same An optical system for a CMOS sensor includes an aspherical lens with which an exit pupil distance appears short in a central region of an imaging plane and long in a peripheral region of the imaging plane. The aspherical lens functions such that the exit pupil dista... | 06/24/2008 |
| 7387448 | Optical component, method for connecting the same, and optical module having the optical component There are provided a substantially cylindrical optical component, a method for connecting the same, and an optical module having the optical component, whereby adequate gripping force can be exerted during positioning or fixing, and the position in the azimuthal ang... | 06/17/2008 |
| 7379411 | 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 minor-... | 05/27/2008 |
| 7370994 | Collimating lens for LED lamp A collimating lens includes a first end face with an LED accommodation hole for accommodating an LED lamp, a second end face, which is disposed opposite to the first end face and has an area greater than the first end face, and a sidewall, which is connected between... | 05/13/2008 |
| 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 |
| 7365916 | Aspherical lens and optical instrument using the same An object is to provide an aspherical lens having compactness in dimension, large degree of freedom in design, and good optical performance, with increasing in productivity, and lowering production cost. The aspherical lens constructed by a substrate member A and a ... | 04/29/2008 |
| 7362514 | Imaging system, in particular a projection objective of a microlithographic projection exposure apparatus Imaging systems, in particular a projection objectives of a microlithographic projection exposure apparatus, are provided. The imaging systems can have an optical axis and produce an image field which is extra-axial relative to the optical axis. The imaging systems ... | 04/22/2008 |
| 7355560 | Dielectric lens, dielectric lens device, design method of dielectric lens, manufacturing method and transceiving equipment of dielectric lens A design process first determines a desired aperture distribution, then converts the electric power conservation law, Snell's law on the rear face side of a dielectric lens, and the formula representing light-path-length constraint, into simultaneous equations, and ... | 04/08/2008 |
| 7355801 | Image pickup lens assembly An image pickup lens assembly comprises three lens groups, from the object side to the image side: a first lens group, a second lens group, and a third lens group. The first lens group includes two lenses with refractive power, namely, a first lens with positive ref... | 04/08/2008 |
| 7349163 | High-heat-dissipation lighting module There is provided a lighting module of the type having a solid-state light source, in particular a LED, a supporting plate, and a lens; the lens has a recess housing the light source; the lens is supported by and projects from the plate by means of supporting member... | 03/25/2008 |
| 7345829 | Objective lens Lens aberration in an objective lens for recording and reproducing optical information, which is composed of a molded aspherical single lens, is inhibited while at the same time good lens productivity is attained. Also attained are excellent optical properties and h... | 03/18/2008 |
| 7345824 | Light collimating device A collimating device and a transflector for use in a system having a backlight is disclosed herein. In one embodiment of the application, the collimating device and the transflector each include an immersing layer, a reflecting layer, and an optical element layer fo... | 03/18/2008 |
| 7345828 | Refractive-diffractive hybrid lens, in particular for beam shaping of high power diode lasers A cylindrical lens having a refractive optical element and a diffractive optical element is provided. The cylindrical lens can be fabricated cost effectively and precisely, and optical aberrations and defects in semiconductor diode laser arrangements can be correcte... | 03/18/2008 |
| 7339752 | Image pick-up lens system An image pick-up lens system from an object side to an image side includes an aperture stop (10), and a meniscus-shaped lens (20) having a concave surface on the object side and a convex surface on the image side. The lens has at least one aspheric sur... | 03/04/2008 |
| 7336430 | Extended depth of field using a multi-focal length lens with a controlled range of spherical aberration and a centrally obscured aperture An extended depth of field is achieved by a computational imaging system that combines a multifocal imaging subsystem for producing a purposefully blurred intermediate image with a digital processing subsystem for producing a recovered image having an extended depth... | 02/26/2008 |
| 7336423 | Hybrid lens A hybrid lens (10) includes a plastic lens (12) and a glass coating film (14). The plastic lens is manufactured by injection molding. The glass coating film is formed on an outer surface of the plastic lens and encloses the outer surface of the ... | 02/26/2008 |
