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7623702 |
Contour triangulation system and method
A method and apparatus for reconstructing a surface shape of an object having contour lines, includes assigning points to each contour line. A first triangulation scheme is performed with respect...
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7602506 |
Method for contactlessly and dynamically detecting the profile of a solid body
The invention relates to a method for contactlessly and dynamically detecting the profile of a solid body. At least one light beam is generated by a laser device and expanded to form a linear light...
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7586623 |
Optical metrology of single features
The profile of a single feature formed on a wafer can be determined by obtaining an optical signature of the single feature using a beam of light focused on the single feature. The obtained optical...
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7559134 |
Pick and place machine with improved component placement inspection
Embodiments of the present invention improve upon component level inspection performed by pick and place machines. Such improvements include using a position sensitive device that measures the...
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7551768 |
Image recognition apparatus and method for surface discrimination using reflected light
In an image recognition method, the image of a cream solder 9 printed on a rectangular electrode 16 having a solder leveler formed is picked up and recognized to identify the cream solder 9 ....
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7545516 |
Full-field three-dimensional measurement method
A method and system for full-field fringe-projection for 3-D surface-geometry measurement, referred to as “triangular-pattern phase-shifting” is disclosed. A triangular grey-scale-level-coded...
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7525114 |
Multiple axis multipoint non-contact measurement system
Apparatus for optically measuring a remote object comprises at least one source for projecting a plurality of discrete zones of electromagnetic radiation (for example laser spots) along a...
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7508529 |
Multi-range non-contact probe
A multi-range non-contact probe is provided which performs approximate range-finding measurement functions in addition to more precise structured light measurement functions. The probe is...
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7495776 |
Three-dimensional measuring system
A three-dimensional measuring system for measuring a three-dimensional shape of a measurement object in a noncontact manner includes a first obtaining portion for obtaining arrangement information...
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7489412 |
Method and device for determining the spatial geometry of a curved extruded profile
Devices and methods for bending an extruded section of material held in a feed and fixing unit to yield a material with one or more bends and yielding a three-dimensional shape. In addition,...
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7483151 |
Active 3D triangulation-based imaging method and device
Active 3D triangulation-based imaging comprises steps of: temporally modulating a radiant flux of a lighting unit beam by a binary modulation signal (ms); illuminating a scene (S), which is...
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7460250 |
Laser triangulation system
A method for measuring the range to multiple points on a surface by projecting a line of light onto the surface, imaging said line of light onto a photodetector, computing the centroid of said line...
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7453580 |
Three-dimensional image measuring apparatus
The present invention relates to a three-dimensional image measuring apparatus comprising: an XYZ shaft transfer means mounted onto a base member; a work stage mounted to the base member, for...
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7440119 |
Three-dimensional shape detecting device, image capturing device, and three-dimensional shape detecting method
There is provided a three-dimensional shape detecting device comprising: pattern beam projection means which projects a plurality of pattern beams including two pattern beams having different...
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7379192 |
Optical metrology of single features
The profile of a single feature formed on a wafer can be determined by obtaining an optical signature of the single feature using a beam of light focused on the single feature. The obtained optical...
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7360410 |
Procedure and device for testing tires
A procedure serves for the testing of tires by means of a testing system. The testing system includes a memory in which geometric data ( 1, 2, 3, 4, 5, 6 ) of the tire ( 7 ) are stored, and at...
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7359068 |
Laser triangulation method for measurement of highly reflective solder balls
A system and method of determining a height and/or position of at least one element on an area array device. A laser beam scans the area array device using at least two different laser light...
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7342669 |
Three-dimensional shape measuring method and its device
A three-dimensional shape is measured by a simple system structure. A three-dimensional shape measuring instrument comprises a device ( 1 - 1 ) in which a light-emitting diode ( 1 - 1 b ) is...
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7336373 |
Surface shape measuring apparatus and surface shape measuring method
In order to provide a surface shape measuring apparatus and a surface shape measuring method capable of detecting a distortion on the curved surface of a work precisely, a laser displacement meter ...
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7312924 |
Polarizing multiplexer and methods for intra-oral scanning
A polarizing multiplexer includes a first arm with a first beam splitter to receive a first unpolarized light from an object and a first retarder coupled to the first beam splitter to generate a...
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7274469 |
Method and apparatus for calibrating laser 3D digitizing sensor
A method for calibrating a laser three-dimensional digitizing sensor. First, a three-dimensional coordinator X-Y-Z is defined and a calibrating surface is provided. Second, a first mapping table of...
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7259871 |
Apparatus and method for rapid and precise scanning of three-dimensional occlusal profile of dental cast
This invention relates to an apparatus and a method for rapid and precise scanning of the three-dimensional (3-D) profile of a dental cast. Disclosed is a measurement apparatus comprising two...
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7253891 |
Method and apparatus for simultaneous 2-D and topographical inspection
Apparatus for sensing information regarding a surface including a first plurality of optical elements arranged to acquire two dimensional information about a surface, a second plurality of optical...
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7245386 |
Object measuring device and associated methods
A device for measuring one or more dimensions of an object. One or more light emitters direct light towards the object. At least one light blocking element, arranged between the light emitters and...
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7199882 |
Method and system for high speed measuring of microscopic targets
A system including confocal and triangulation-based scanners or subsystems provides data which is both acquired and processed under the control of a control algorithm to obtain information such as...
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7193731 |
Optical displacement sensor
Optical displacement sensor may possess light-emitting element(s) for projecting light onto distance measurement target(s), and light-receiving element(s) capable of receiving light reflected from...
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7190826 |
Measuring the location of objects arranged on a surface, using multi-camera photogrammetry
A method and apparatus for measuring the location of objects arranged on a convex surface. A plurality of cameras is arranged in a stationary array about the surface, and is used to capture images...
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7184150 |
Laser digitizer system for dental applications
A intra-oral laser digitizer system provides a three-dimensional visual image of a real-world object such as a dental item through a laser digitization. The laser digitizer captures an image of the...
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7167252 |
Method and apparatus for creating cavities in packaging materials for artifacts, art objects and fragile or other valuable items
A non-contact surface measurement system, method and apparatus provides data to computers so that the topography of the surface of an object can be digitally recreated. 3-D images that define tool...
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7142312 |
Laser digitizer system for dental applications
A laser digitizer system provides a visual three-dimensional image of a real-world object such as a dental item through a laser digitization. The laser digitizer captures an image of the object by...
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7126699 |
Systems and methods for multi-dimensional metrology and/or inspection of a specimen
Systems and methods for multi-dimensional metrology and inspection of a specimen such as a bumped wafer are provided. One method includes scanning the specimen with partial oblique illumination to...
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7092106 |
System for determining the configuration of obscured structure by employing phase profilometry and method of use therefor
An application of phase profilometry to determine the 3-D configuration of normally obscured structure. In one application, the undercarriage of a vehicle is captured in a 3-D profile while the...
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7092105 |
Method and apparatus for measuring the three-dimensional surface shape of an object using color informations of light reflected by the object
A method and apparatus for measuring the three-dimensional surface shape of an object using color informations of light reflected by the object. The method and apparatus for measuring the...
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7064845 |
Method for measuring the geometry of an object by means of a co-ordination measuring device
A process for measuring of an object geometry is disclosed using a coordinate measuring device wherein the object geometry is recorded by an optical sensor and represented as an image content,...
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7054013 |
Process and device for measuring distances on strips of bright metal strip
Process for measuring distances by optical means on a specular or quasi-specular strip ( 1 ) of bright metal, characterised by the following steps:
an incident light beam is emitted by a...
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7036232 |
Apparatus for monitoring the rails of a railway or tramway line
A laser apparatus for monitoring the rails of a railway or tramway line, characterized by comprising at least two measurement units mounted on a railway or tramway carriage and operating at last on...
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7026637 |
Method and system for measuring runout of a rotating tool
A method, system, and computer program product for measuring runout of a rotating tool are provided. A rotating tool is illuminated with a coherent electromagnetic radiation. The tool has an axis...
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7012701 |
Measuring for device for contactless measurement of tires
In a method for characterizing a surface comprising a localized unevenness, a contour line of the surface is initially created as a function of a location variable. Subsequently, the localized...
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6937348 |
Method and apparatus for generating structural pattern illumination
A three-dimensional imaging method and system illuminates an object to be imaged with a light pattern that is formed from two or more light sub-patterns. The sub-patterns can each encompass the...
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6927863 |
Apparatus for measuring a measurement object
An apparatus for contactlessly measuring a measurement object is proposed, which has an optical sensor, the optical sensor having an optical probe having a light source and a measurement objective...
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6925194 |
Curved lane recognizing method in road modeling system
The present invention provides a method for recognizing a curved lane, the method comprising: dividing an image processing range into an upper range and a lower range if photographs of lane images...
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6897946 |
Ranger finder device and camera
A range finder device, for measuring, when a plurality of projected lights having radiation patterns whose light intensity differs three-dimensional space-wise are irradiated onto an object from a...
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6885464 |
3-D camera for recording surface structures, in particular for dental purposes
A 3-D camera and a method for recording surface structures on an object of interest by triangulation, in particular for dental purposes. The camera provides for producing a group of light beams in...
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6882435 |
Three-dimensional data input apparatus
An object is to provide a three-dimensional data input apparatus that enables data currently required by the user to be easily extracted from the stored past three-dimensional data, shooting...
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6879407 |
Displacement sensor
A displacement sensor includes a light emitter for emitting light towards a target object, a detector for receiving reflected light from the target object and generating a detection signal which...
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6876458 |
Method and device for determining the absolute coordinates of an object
In a method for determining the absolute coordinates of an object ( 1 ), the object ( 1 ) is exposed to light ( 3 ) through a projection grid ( 2 ). The light ( 4 ) reflected by the object 1 is...
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6870631 |
Profiling of a component having reduced sensitivity to anomalous off-axis reflections
A system and method for measuring the profile of an external surface of a part is provided. The system includes a source of light that directs light onto a region of the external surface of the...
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6862097 |
Three-dimensional shape measuring method, and three-dimensional shape measuring apparatus
A three-dimensional shape measuring method and a three-dimensional shape measuring apparatus of excellent measurement accuracy. An optical system comprises a light source, a pattern forming unit...
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6847859 |
Method for locating articles on a support plane
A method of locating articles on a carrier plane on the basis of data obtained by a relative movement extending in a transport direction parallel to the carrier plane between a scanning plane and...
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6825937 |
Device for the contactless three-dimensional measurement of bodies and method for determining a co-ordinate system for measuring point co-ordinates
This invention relates to apparatuses for non-contact three-dimensional measurement of bodies and methods for determining a system of coordinates for measuring points on an apparatus for...
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