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7420667 |
Equipment for capturing the contour, markings, bores, millings and etchings of an ophthalmic lens or template lens for glasses
Equipment for capturing the contour, markings, bores, millings and etchings of an ophthalmic lens or a template lens for glasses. Equipment for capturing the contour, markings, bores, millings and...
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7414714 |
Light adjustable aberration conjugator
A method of correcting aberrations in an optical system by applying a light adjustable aberration conjugator layer to a component of the system, determining the nature of the aberration, applying...
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7408652 |
Device and method for the optical measurement of an optical system by using an immersion fluid
A device for the optical measurement of an optical system, in particular an optical imaging system, is provided. The device includes at least one test optics component arranged on an object side or...
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7408631 |
Device for the range-resolved determination of scattered light, operating method, illumination mask and image-field mask
An illumination mask ( 10 a ) for a device for the range-resolved determination of scattered light, having one or more scattered-light measuring structures ( 11 a ) which respectively include an...
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7405816 |
Scalable test target and method for measurement of camera image quality
An improved test target pattern that can be used in the testing of image quality for digital images taken with a camera module, the camera module either being a stand-alone product or being...
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7403276 |
Photomask for measuring lens aberration, method of its manufacture, and method of its use
A photomask for measuring lens aberration, a method of manufacturing the photomask, and a method of measuring lens aberration using the photomask are provided. In an embodiment, the photomask...
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7403291 |
Method of calculating two-dimensional wavefront aberration
An adjusting method measures a wavefront aberration in a first direction of a target optical system and a wavefront aberration in a second direction different from the first direction of the target...
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7400388 |
Method for determining distortion and/or image surface
A method for determining at least one of distortion and de-focus for an optical imaging system. The method includes determining wavefront aberrations in a pupil plane of the optical imaging system...
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7382447 |
Method for determining lithographic focus and exposure
A method for determining one or more process parameter settings of a photolithographic system is disclosed.
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7382446 |
Aberration measuring method
Disclosed is a method of measuring aberration of a projection optical system, that includes an illuminating step for illuminating a reticle by use of light from a light source and through an...
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7379171 |
Optical object distance simulation device
An optical object distance simulation device is disclosed. The device has an optical lens module composed of a plurality of optical lens and the optical lens module is arranged between an optical...
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7379170 |
Apparatus and method for characterizing an image system in lithography projection tool
A system and method for characterizing an imaging system causes a diffraction image indicative of a test structure having a generalized line-grating to be formed and then extracts from a...
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7365838 |
System and method for the measurement of optical distortions
An apparatus measures optical deviations caused by an aircraft canopy. In this apparatus, a light source generates a beam of light. A collimator, optically coupled to the light source, then...
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7355686 |
Optical system including molded optical element and method of manufacturing the optical system
An optical system that includes a molded optical element having a non-uniform refractive index distribution due to molding and a method of manufacturing the optical system is disclosed. Data of the...
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7352452 |
Method and apparatus for setting optical imaging properties by means of radiation treatment
Method and apparatus for setting optical imaging properties using radiation treatment, specifically a method and an apparatus for setting the imaging properties of an optical system with radiation...
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7349078 |
Characterization of lenses
In accordance with one embodiment of the present invention, a method of characterizing a lens is provided. According to the method, an optical source such as a laser is configured to generate a...
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7336370 |
Optical nulling apparatus and method for testing an optical surface
An optical nulling apparatus for testing an optical surface includes an aspheric mirror having a reflecting surface for imaging light near or onto the optical surface under test, where the aspheric...
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7333216 |
Apparatus for wavefront detection
An apparatus for wavefront detection includes a wavefront source for the production of a wavefront, an optical system transforming the wavefront, a diffraction grating through which the transformed...
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7327452 |
Light beam apparatus and method for orthogonal alignment of specimen
A system for orthogonal alignment of a specimen disclosed. The system includes a light-beam illumination source, collection optics, imaging optics, and a tiltable specimen holder. The light-beam...
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7324190 |
System for visualization of optical marking on an ophthalmic lens, stamp-marking device and method for orientation of lenses using such a system
The system comprises a light source, supplying an incident light beam illuminating the ophthalmic lens. On the optical path of the incident beam, reflecting means are arranged downstream from the...
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7315359 |
Method for monitoring micro-lens curvature in-line
A method and system for monitoring a curvature of a micro-lens in-line is disclosed. According to embodiments, sizes of circles (or circle images) from a top view of a micro-lens are measured and...
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7312860 |
Test pattern, inspection method, and device manufacturing method
In a method according to one embodiment of the invention, aberrations in a lithographic apparatus are detected by printing a test pattern having at least one degree of symmetry and being sensitive...
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7307708 |
Eccentricity measuring method and eccentricity measuring apparatus
A surface to be tested and an optical system for projecting an index to an apparent spherical center position of the surface to be tested are moved relative to each other and an eccentric quantity...
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7307706 |
Optical testing method and apparatus
Estimating one or more optical characteristics of a Device-Under-Test (DUT). The method, includes directing an optical wavefront, generated by a source, towards a test location and generating at...
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7307707 |
Method and system for measuring the imaging quality of an optical imaging system
An object pattern is imaged by an imaging system onto the image plane of the imaging system at a location where a reference pattern suited to the object pattern is situated in order to measure the...
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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...
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7301614 |
Lens-refracting characteristic measuring apparatus
A lens-refracting characteristic measuring apparatus includes a measuring optical device to measure refracting characteristics of eyeglass lenses, an input device to input a pupillary distance of...
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7295292 |
Methods and systems for measuring an aberated wave front
Methods and systems are described for a system for measuring aberrations in a wave front. In the improved system multiple closely-spaced, small-aperture laser beams traverse an aberrating flow that...
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7295291 |
Apparatus and process for the determination of static lens field curvature
A process for the determination of focal plane deviation uniquely due to the lens field curvature associated with a photolithographic projection tool is described. A series of lithographic...
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7295293 |
Apparatus and method for testing a reflector coating
A method of testing a coating on a reflector having a first focal point includes placing a mirror at the first focal point of the reflector and angled to orient with an area on the coating....
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7289199 |
Electronic imaging apparatus and microscope apparatus using the same
An electronic imaging apparatus includes a connecting section connected to an optical apparatus; an optical element having a preset transmittance with respect to light in a preset wavelength...
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7286211 |
Methods and devices for measuring fundamental data of lenses
A measurement device may illuminate lens 10 to be inspected with light at a plurality of different angles of incidence. The transmitted light that passes through lens 10 may be preferably...
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7286212 |
Apparatus and method for measuring eccentricity of aspherical surface
An apparatus for measuring the eccentricity of the aspherical surface has a light source unit; a condenser lens condensing light rays in the proximity of the center of paraxial curvature of a...
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7280191 |
Lens meter
A lens meter that measures optical characteristics of lenses of an eyeglass unit and an inspection glass unit, including a glass unit support, light sources, light-projecting and -detecting optical...
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7280192 |
Lens meter
A lens meter for measuring refractive power distribution of a progressive power lens and displaying its distribution map, has a lens rest having an aperture, an optical system including an axis, a...
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7280193 |
Distinguishing mirror speckle from target images in weak signal applications
Apparatus, and a related method, for eliminating the effect of speckle images caused by surface imperfections in a primary mirror of a stellar coronagraph. Depending on their size, mirror...
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7273277 |
Advanced vision intervention algorithm
A method of optimizing the predictability of a vision correction procedure by comparing historical data, including the vision defect, the correction method and outcome, in terms of wavefront...
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7261985 |
Process for determination of optimized exposure conditions for transverse distortion mapping
A process for providing illumination source conditions for the accurate determination Zernike tilt coefficients in the presence of coma is described. Large feature-shift coma sensitivity is...
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7256881 |
Systems and methods for inspection of ophthalmic lenses
An automated lens inspection system that images the edge and surface of an ophthalmic lens transmits light through the ophthalmic lens to a camera to create a complete digital image of the lens...
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7248349 |
Exposure method for correcting a focal point, and a method for manufacturing a semiconductor device
There is disclosed an exposure method for correcting a focal point, comprising: illuminating a mask, in which a mask-pattern including at least a set of a first mask-pattern and a second...
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7248347 |
Focus processing with the distance of different target wheels
An apparatus and method for automatically focusing a miniature digital camera module (MUT) is described. A MUT is loaded onto a test fixture and aligned with an optics system of a test handler....
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7248348 |
Detection method and device for detecting quality of optical element
A detection method for detecting quality of an optical element includes the following steps. Firstly, a point light source is provided. Then, the point light source is allowed to penetrate through...
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7245361 |
Method for evaluating refractive index homogeneity of optical member
A method for evaluating the refractive index homogeneity of an optical member includes passing light through an optical member ( 1 ) used for photolithography. The side surface ( 1 a ) with respect...
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7245362 |
Lens meter
A lens meter excellent in operability during alignment capable of informing in which direction a subject lens should be moved. A lens meter has a measurement optical system having an optical axis,...
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7242464 |
Method for characterizing optical systems using holographic reticles
Characterization of an optical system is quickly and easily obtained in a single acquisition step by obtaining image data within a volume of image space. A reticle and image plane are positioned...
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7234813 |
Apparatus for displaying image by projection on retina of viewer with eliminated adverse effect of intervening optics
An apparatus for use in image display, of projecting a light beam onto a retina of a viewer, to thereby allow the viewer to perceive an image, is disclosed. The apparatus is constructed to include:...
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7236239 |
Illumination system and exposure apparatus
Disclosed is an illumination system for illuminating a surface to be illuminated, with light from a light source, the illumination system including a first optical integrator having a plurality of...
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7230693 |
Lens meter
A lens meter for measuring optical characteristics of a subject lens to be measured includes at least three light sources for measurement, a projecting lens which projects measurement light bundles...
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7230706 |
Position detection method and apparatus, and exposure method and apparatus
A position detection apparatus for detecting a position of an object to be observed, including a position detection system, and an evaluation unit for measuring by the position detection system...
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7221446 |
Fluid dispenser and lens inspection device
A fluid dispenser dispenses a fluid alternately from one of a pair of ports ( 29,31 ) that are provided on opposite ends of a syringe ( 26 ) by moving a piston ( 42 ) back and forth inside the...
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