Patents for G01J 4 - Measuring polarisation of light (3,335)
04/1998
04/16/1998WO1998015856A1 Sensor apparatus with polarization maintaining fibers
04/16/1998WO1998015813A1 Infrared spectroscopy and imaging of libraries
04/16/1998WO1998015805A1 Optical systems and methods for rapid screening of libraries of different materials
04/16/1998WO1998015501A2 Systems and methods for characterization of materials and combinatorial libraries with mechanical oscillators
04/16/1998CA2267913A1 Sensor apparatus with polarization maintaining fibers
04/14/1998US5739909 Measurement and control of linewidths in periodic structures using spectroscopic ellipsometry
04/07/1998US5737082 Method of electro-optical measurement for vector components of electric fields and an apparatus thereof
04/02/1998WO1998013676A1 Method and instrument for polarization measurement
04/01/1998EP0832597A1 Ellipsometer
03/1998
03/31/1998US5734473 Method of determining polarization profiles for polychromatic sources
03/10/1998US5726755 Method and apparatus for viewing
03/05/1998WO1998009276A1 Method and system for measuring kerr rotation of magneto-optical medium
02/1998
02/19/1998WO1998007012A1 Five-axis/six-axis laser measuring system
02/12/1998WO1998006059A1 Method and system for detecting localized birefringence defects in a dynamic global birefringence field
02/10/1998US5717489 Polarization mode dispersion measuring instrument and method
02/03/1998US5715058 Method and device for the optical determination of a physical quantity
01/1998
01/29/1998WO1998003853A1 Broadband spectroscopic rotating compensator ellipsometer
01/27/1998US5712704 Appliance for measuring polarization mode dispersion and corresponding measuring process
01/06/1998US5706212 Infrared ellipsometer/polarimeter system, method of calibration, and use thereof
01/06/1998US5706087 Method of analyzing a sample system
12/1997
12/09/1997CA2117826C System and method for measuring polarization dependent loss
12/04/1997WO1997045747A1 Electro-optical and magneto-optical sensing apparatus and method for characterizing free-space electromagnetic radiation
12/04/1997WO1997045711A1 Method and apparatus for monitoring the state of a liquid-crystal polarization modulator
12/04/1997DE19622212C1 Ellipsometric measuring method for optical constants
12/04/1997DE19621512A1 Polarisation establishment with respect to wavelength of source spectra
12/04/1997CA2256356A1 Method and apparatus for monitoring the state of a liquid-crystal polarization modulator
12/02/1997US5694384 Method and system for measuring Kerr rotation of magneto-optical medium
11/1997
11/19/1997CN1165291A Large power laser polarization state measuring instrument
11/06/1997DE19712768A1 Polarisation mode dispersion measuring unit with variable light source wavelength
11/05/1997EP0805352A1 Method and apparatus for urinalysis, method of measuring optical rotation and polarimeter
10/1997
10/22/1997EP0802407A2 Apparatus for measuring magneto-optical effect
10/14/1997CA2085770C Optical sensor
10/07/1997US5675416 Apparatus and method for detecting and sorting plastic articles having a preferred axis of birefringence
09/1997
09/25/1997WO1997035177A1 Determining characteristic parameters by polarised light
09/09/1997US5666201 Multiple order dispersive optics system and method of use
09/09/1997US5666200 Method of ellipsometric measurement, an ellipsometer and device for controlling the carrying out of layers using such method and apparatus
09/02/1997US5663793 Homodyne interferometric receiver and calibration method having improved accuracy and functionality
08/1997
08/27/1997EP0791170A1 A method and apparatus for viewing
07/1997
07/24/1997WO1997026515A1 Pvc and pet plastic article sorting apparatus and method
06/1997
06/05/1997DE19545018A1 Polarimeter for observation of angle of rotation in reactions
05/1997
05/27/1997US5633959 Polarization state changing apparatus and polarization degree measuring apparatus using the same
05/22/1997WO1997018470A1 Method and apparatus for urinalysis, method of measuring optical rotation and polarimeter
05/20/1997US5631731 Method and apparatus for aerial image analyzer
05/14/1997CN1149718A Method for detecting surface defects and apparatus thereof
05/01/1997WO1997015812A1 Polarization sensitive photodetectors and detector arrays
05/01/1997CA2235922A1 Polarization sensitive photodetectors and detector arrays
04/1997
04/17/1997DE19537706A1 Analysing fault insensitive real time polarimetry of electromagnetic beam
04/09/1997EP0766812A1 Ellipsometric microscope
03/1997
03/06/1997DE19635907A1 Phase difference measuring method for orthogonally polarised components
03/06/1997DE19547553C1 Device for determining polarisation state of electromagnetic radiation
03/06/1997DE19547552C1 Device for determining polarisation state of electromagnetic radiation
03/05/1997EP0760475A2 Device and method for ellipsometry with multiple detectors
02/1997
02/12/1997CN1142608A Reflection-type photoelectric sensing apparatus
02/06/1997WO1997004300A1 Optical collector head etc.
01/1997
01/23/1997WO1997002476A1 Method of evaluating and measuring polarization state, polarization state and polarization mode dispersion and apparatus therefor
01/21/1997US5596406 Sample characteristic analysis utilizing multi wavelength and multi angle polarization and magnitude change detection
01/08/1997EP0602070B1 Fiber optic probe and method for detecting optically active materials
12/1996
12/24/1996US5587793 Birefringence distribution measuring method
12/10/1996US5582646 Ellipsometer/polarimeter based process monitor and control system suitable for simultaneous retrofit on molecular beam epitaxy system RHEED/LEED interface system, and method of use
10/1996
10/31/1996DE19515267A1 Evaluation of rotation of polarisation plane of optical measurement converter
10/16/1996EP0737856A2 Polarisation monitoring methods and apparatus
10/01/1996US5561726 Apparatus and method for connecting polarization sensitive devices
09/1996
09/26/1996WO1996029583A1 Ellipsometric microscope
09/17/1996US5557324 Polorization viewer
09/04/1996EP0729687A1 Polarization viewer
09/03/1996US5552889 Method for the polarimetric evaluation of a polarization-modulated light signal
08/1996
08/14/1996CN1128862A Method and device for optical determination of physical quantity
08/13/1996US5545980 Includes a magneto-optical element of yttrium terbium iron oxide for faraday rotating polarized light
07/1996
07/16/1996US5536936 Spectroscopic ellipsometer modulated by an external excitation
05/1996
05/28/1996US5521706 System and method for compensating polarization-dependent sensitivity of dispersive optics in a rotating analyzer ellipsometer system
05/28/1996US5521705 Polarized light microscopy
05/23/1996WO1996015429A1 A method and apparatus for viewing
05/23/1996CA2204785A1 A method and apparatus for viewing
05/21/1996US5519493 Remote sample polarimeter
05/15/1996EP0515360B1 Phase sensitive differential polarimetry technique and apparatus
05/14/1996US5517312 Device for measuring the thickness of thin films
05/14/1996US5517309 Tool for analyzing a polarization state of a light beam
05/01/1996EP0708918A1 Multiple angle spectroscopic analyzer
04/1996
04/23/1996US5510703 Device for measuring magnetic field and current intensity in low to high ranging fields
04/18/1996DE19537881A1 Polarisation varying device and polarisation measuring device
04/02/1996US5504582 System and method for compensating polarization-dependent sensitivity of dispersive optics in a rotating analyzer ellipsometer system
03/1996
03/26/1996US5502567 Micropolarimeter, microsensor system and method of characterizing thin films
02/1996
02/27/1996US5494697 Process for fabricating a device using an ellipsometric technique
02/14/1996EP0696345A1 Self aligning in-situ ellipsometer and method of using for process monitoring
01/1996
01/16/1996US5485271 For measuring a sample
01/09/1996US5483346 Polarization based optical sensor utilizing total internal reflection
12/1995
12/19/1995US5477327 High resolution low noise optical polarimeter
12/12/1995US5475489 Method of determining induced change of polarization state of light
12/05/1995US5473470 Polarization detector
11/1995
11/20/1995EP0729687A4 Polarization viewer
11/15/1995EP0682261A2 Process and appliance for optical sensing a physical quantity
11/10/1995CA2148310A1 Method and device for the optical determination of a physical quantity
10/1995
10/10/1995US5457536 Polarization modulation laser scanning microscopy
09/1995
09/20/1995EP0672191A1 Quantitative detection of macromolecules with fluorescent oligonucleotides
09/19/1995US5452089 Object locator
09/19/1995US5451864 Magneto-optical sensor
09/05/1995US5448058 Optical signal detection apparatus and method for preventing polarization signal fading in optical fiber interferometric sensor systems
08/1995
08/29/1995US5445935 Quantitative detection of macromolecules with fluorescent oligonucleotides
08/10/1995DE19503851A1 Isochromat value determn. method using polarisers and stress-optical model
08/09/1995CN2204999Y Multi-angle vernier spectral photometer
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