Patents
Patents for G01M 11 - Testing of optical apparatus; Testing structures by optical methods not otherwise provided for (14,356)
03/2002
03/28/2002WO2001098799A3 Determining optical fiber types
03/28/2002US20020037135 Fiber grating circuit and a method of measuring grating dispersion
03/27/2002EP1191322A1 Testing arrangement for optical devices
03/27/2002EP1191321A1 Determination of properties of an optical device
03/27/2002EP1191320A1 Measurement of polarization dependent characteristic of optical components
03/27/2002EP1046071B1 Polarization-maintaining connector
03/27/2002EP0852818B1 Dynamic infrared scene projector
03/27/2002CN1341863A Photoelectric conversion characteristics testing method and equipment for photoelectric switching equipment
03/26/2002US6363165 Optical member inspecting apparatus and method of inspection thereof
03/26/2002US6362874 Polarization mode dispersion measurement using phase-sensitive sideband detection
03/26/2002US6362802 Method and apparatus for acquiring an image for inspection of a flat panel display
03/21/2002WO2002023124A1 Method and device for measuring the curvature of a reflective surface
03/21/2002US20020034202 Method and device for selecting light source for optical communication
03/20/2002EP1189367A1 System and method for determining wavelength dependent information in an optical communication system
03/20/2002EP1189112A2 Projection exposure apparatus
03/20/2002EP1188263A1 Device for detecting polarization mode dispersions
03/19/2002US6359685 Apparatus and method for generation of optical signals
03/19/2002US6359684 Lens specifying device
03/19/2002CA2181298C Method and apparatus for manufacturing information storage devices
03/14/2002WO2002021187A1 Object lens system, observing device equipped with the object lens system, and exposure system equipped with the observing device
03/14/2002WO2002021075A1 Determination of center of focus by diffraction signature analysis
03/14/2002US20020030153 Method and apparatus for measuring photoelectric conversion characteristics of photoelectric conversion device
03/13/2002EP1186926A2 Optical workstation
03/13/2002EP1185898A1 Method and apparatus for using non-coherent optical bundles for image transmission
03/13/2002CN1340155A Method for detecting defect of optical fiber
03/12/2002US6356399 Light projecting method, surface inspection method, and apparatus used to implement these methods
03/12/2002US6356345 In-situ source metrology instrument and method of use
03/12/2002US6356220 A/D converting device, A/D converting method and optical pulse testing apparatus
03/07/2002WO2001071411A3 Application of wavefront sensor to lenses capable of post-fabrication power modification
03/07/2002US20020027658 Variable-wavelength light source apparatus
03/07/2002DE10041658A1 System for interferometric testing of test piece with aspherical surface has refractive optical elements for forming spherical wave whose remaining error is measured by calibrated mirror
03/06/2002EP1184654A2 Optical component measurement apparatus and method of testing optical component
02/2002
02/28/2002WO2002016902A1 Method and apparatus for transmission measurement of the geometric structure of an optical component
02/28/2002WO2002016901A2 Instrument measuring chromatic dispersion in optical fibers
02/28/2002US20020024977 Wavelength-variable light source, and optical component loss measuring device
02/28/2002US20020024673 Measuring device and measuring method
02/28/2002US20020024670 Optical component measurement apparatus and method of testing optical component
02/28/2002US20020024667 Measuring method of liquid crystal pretilt angle and measuring equipment of liquid crystal pretilt angle
02/28/2002US20020024655 Optical characteristics measuring apparatus, the method therof, and recording medium
02/28/2002US20020024654 Image tracking device and method for transverse measurement of optical fiber
02/28/2002US20020024005 Interference system and semiconductor exposure apparatus having the same
02/28/2002DE10039337A1 Kombination von abtastenden und abbildenden Methoden bei der Überprüfung von Photomasken Combination of scanning and imaging methods in the review of photomasks
02/27/2002EP1182806A2 Optical transmission path monitoring system
02/27/2002EP1182805A2 Multiport optical component testing using a single optical receiver
02/27/2002EP1181598A1 Single mode optical fiber coupling systems
02/27/2002CN1079949C Method for automatically inspecting ophthalmic lenses
02/26/2002US6351554 Optical member inspecting apparatus and method of inspection thereof
02/21/2002WO2002014827A1 Apparatus for measuring refractive power
02/21/2002WO2002014826A1 Method for measuring refractive power and apparatus therfor
02/21/2002US20020021854 PMD compensator
02/21/2002US20020021502 Optical workstation
02/21/2002US20020021437 Apparatus and process for spatially resolved refractive power determination
02/21/2002US20020021434 Evaluation mask, focus measuring method and aberration measuring method
02/21/2002US20020020224 Sheet-like strain sensor for confirming progress of damage of concrete structure and method for confirming progress of damage of concrete structure
02/21/2002US20020020221 Optical pressure sensor
02/20/2002CN1336679A Method and device for measuring color purity
02/19/2002US6349145 Optical member inspecting apparatus and method of inspection thereof
02/19/2002US6348966 Measuring method of liquid crystal pretilt angle and measuring equipment of liquid crystal pretilt angle
02/14/2002WO2002012826A1 Dual-domain lateral shearing interferometer
02/14/2002US20020018249 Sensor head, luminance distribution measurement apparatus having the sensor head, and unevenness inspection/evaluation apparatus
02/14/2002US20020018213 Wavelength dispersion measuring device and a method thereof
02/14/2002US20020017621 Device and method for combining scanning and imaging methods in checking photomasks
02/13/2002EP1179857A2 Method and apparatus for measuring photoelectric conversion characteristics
02/13/2002EP1179748A2 Combination of imaging and scanning methods for checking reticles
02/13/2002EP1179728A2 Wavelength dispersion measuring device and method
02/13/2002EP0862729B1 Composite structure resin cure monitoring using an optical fiber grating sensor
02/13/2002CN1335931A Fibre Bragg grating sensors for measuring a physical magnitude
02/12/2002US6346981 Lens testing device
02/12/2002CA2076715C Fiber viewer
02/07/2002WO2002011320A2 Smart connect
02/07/2002WO2002010705A2 Electromagnetic and optical analyzer
02/07/2002US20020016629 Application of wavefront sensor to lenses capable of post-fabrication power modification
02/07/2002CA2417928A1 Smart connect
02/05/2002US6344896 Method and apparatus for measuring positional shift/distortion by aberration
01/2002
01/31/2002WO2002008718A1 Reflectometric insertion loss measurements for optical components
01/31/2002US20020012142 System and method for determining wavelength dependent information in an optical communication system
01/31/2002US20020012124 Apparatus and methods for measuring surface profiles and wavefront aberrations, and lens systems comprising same
01/31/2002US20020012121 Measuring method of liquid crystal pretilt angle and measuring equipment of liquid crystal pretilt angle
01/31/2002US20020012119 Device and system for wavelength monitoring
01/31/2002DE10133336A1 Fibre optic cable chromatic dispersion characteristic measurement having variable wavelength/fixed wavelength sources each end fibre optic cable applied and couplers phase measurement measuring differences.
01/31/2002DE10133335A1 Vorrichtung und Verfahren zum Messen einer optischen Charakteristik und ein Speichermedium Apparatus and method for measuring an optical characteristic and a storage medium
01/30/2002EP1175743A1 Intrinsic securing of fibre optic communication links
01/30/2002EP1175607A2 Method and apparatus for safety testing optical systems for hazardous locations
01/29/2002US6342977 Substrate with check-land, and check-land connecting device
01/29/2002US6342945 System and method for measuring polarization mode dispersion suitable for a production environment
01/24/2002US20020009217 Inspection module for inspecting optical parts for faults
01/24/2002US20020008869 Method of measuring aberration in an optical imaging system
01/24/2002US20020008868 Method and apparatus for measuring viewing angle characteristic and positional characteristic of luminance
01/24/2002US20020008194 Apparatus for sweep synchronization measurement of optical wavelength sensitivity characteristics and method of correcting optical wavelength sensitivity thereof
01/23/2002EP1174700A1 Procedure for determining the position of a transition region of an optical line in the light image of a vehicle headlamp
01/23/2002EP1173741A1 Apparatus and method for measuring polarization dependent loss
01/17/2002WO2002005463A1 Pdm monitor method and device for determining the polarisation mode dispersion of a transmission system, especially a transmission fibre
01/17/2002WO2002004913A1 Uneven light intensity distribution inspecting apparatus and uneven light intensity distribution inspecting method
01/17/2002WO2001023831A3 Cable device for detecting and monitoring rock and soil displacement
01/10/2002WO2001051889A3 Apparatus and method for electronic rin reduction in fiber-optic sensors
01/10/2002WO2001037009A3 Methods and apparatus for automation of the testing and measurement of optical fiber
01/10/2002US20020003621 Optical characteristic measuring apparatus, the method thereof and recording medium
01/09/2002EP1169615A1 Measurement of back radius of curvature and center material thickness of a contact lens in solution
01/09/2002CN1330769A Apparatus and method for monitoring structure using counter-propagating signal method for locating events
01/09/2002CN1330266A High-speed data acquisition and real-time accumulation circuit for light-time domain reflectometer