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CA2025204A1 - Materiel de mesure de spectre - Google Patents

Materiel de mesure de spectre

Info

Publication number
CA2025204A1
CA2025204A1 CA2025204A CA2025204A CA2025204A1 CA 2025204 A1 CA2025204 A1 CA 2025204A1 CA 2025204 A CA2025204 A CA 2025204A CA 2025204 A CA2025204 A CA 2025204A CA 2025204 A1 CA2025204 A1 CA 2025204A1
Authority
CA
Canada
Prior art keywords
measured
measuring equipment
polarized wave
polarization
wave components
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CA2025204A
Other languages
English (en)
Other versions
CA2025204C (fr
Inventor
Masataka Shirasaki
Hirochika Nakajima
Yukimitsu Watanabe
Rinichiro Yamamoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Advantest Corp
Fujitsu Ltd
Original Assignee
Advantest Corp
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Advantest Corp, Fujitsu Ltd filed Critical Advantest Corp
Publication of CA2025204A1 publication Critical patent/CA2025204A1/fr
Application granted granted Critical
Publication of CA2025204C publication Critical patent/CA2025204C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/12—Generating the spectrum; Monochromators
    • G01J3/18—Generating the spectrum; Monochromators using diffraction elements, e.g. grating
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
    • G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/30—Polarising elements
    • G02B5/3083—Birefringent or phase retarding elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0224—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using polarising or depolarising elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Optics & Photonics (AREA)
  • Spectrometry And Color Measurement (AREA)
CA002025204A 1989-09-12 1990-09-12 Materiel de mesure de spectre Expired - Fee Related CA2025204C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP235967/89 1989-09-12
JP23596789 1989-09-12

Publications (2)

Publication Number Publication Date
CA2025204A1 true CA2025204A1 (fr) 1991-03-13
CA2025204C CA2025204C (fr) 1995-09-05

Family

ID=16993865

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002025204A Expired - Fee Related CA2025204C (fr) 1989-09-12 1990-09-12 Materiel de mesure de spectre

Country Status (4)

Country Link
US (1) US5080486A (fr)
EP (1) EP0417709B1 (fr)
CA (1) CA2025204C (fr)
DE (1) DE69014781T2 (fr)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08122706A (ja) * 1994-10-19 1996-05-17 Advantest Corp 偏光解消装置及びこれを用いた分光装置
US5608521A (en) * 1995-09-18 1997-03-04 Trw Inc. Polarization compensated imaging spectrometer
DE19621512A1 (de) * 1996-05-29 1997-12-04 Univ Schiller Jena Verfahren und Anordnung zur Auswertung des wellenlängenabhängigen Polarisationszustandes einer Strahlung
US6084695A (en) * 1997-02-14 2000-07-04 Photonetics Optical fiber wavelength multiplexer and demutiplexer
US6177992B1 (en) 1998-09-25 2001-01-23 Hewlett-Packard Company Low insertion loss optical monochromator
JP4340833B2 (ja) * 2001-06-08 2009-10-07 横河電機株式会社 偏光解消板及び偏光解消板を用いた光学装置
US7209230B2 (en) 2004-06-18 2007-04-24 Luckoff Display Corporation Hand-held spectra-reflectometer
CN100442031C (zh) * 2004-09-14 2008-12-10 财团法人工业技术研究院 消除极化相关性的光谱测量装置及其方法
JP4883549B2 (ja) * 2004-12-09 2012-02-22 大学共同利用機関法人自然科学研究機構 分光器
US7233394B2 (en) 2005-06-20 2007-06-19 Luckoff Display Corporation Compact spectrometer
US20080212180A1 (en) * 2007-03-02 2008-09-04 Jingyun Zhang Polarization independent raman imaging with liquid crystal tunable filter
US8289513B2 (en) * 2009-05-01 2012-10-16 Chemimage Corporation System and method for component discrimination enhancement based on multispectral addition imaging
US8988680B2 (en) 2010-04-30 2015-03-24 Chemimage Technologies Llc Dual polarization with liquid crystal tunable filters
US9052290B2 (en) 2012-10-15 2015-06-09 Chemimage Corporation SWIR targeted agile raman system for detection of unknown materials using dual polarization
US9157800B2 (en) 2013-01-15 2015-10-13 Chemimage Technologies Llc System and method for assessing analytes using conformal filters and dual polarization
JP6969872B2 (ja) * 2017-01-06 2021-11-24 浜松ホトニクス株式会社 光学構造
DE102017127122B4 (de) * 2017-11-17 2022-05-05 Endress+Hauser Conducta Gmbh+Co. Kg Spektrometrisches Messgerät

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2973686A (en) * 1957-10-11 1961-03-07 Gen Precision Inc Apparatus for spectrophotometric monitoring of thin film coatings
US3432238A (en) * 1959-05-27 1969-03-11 Onera (Off Nat Aerospatiale) Spectrometric apparatus of high resolving power
US3744876A (en) * 1971-07-02 1973-07-10 R Kay Optical device for transformation of polarization
US3937577A (en) * 1974-05-15 1976-02-10 E. I. Du Pont De Nemours And Company Zeeman effect atomic absorption spectrometer
DE3378140D1 (en) * 1982-07-14 1988-11-03 Fujitsu Ltd Polarizing elements
DE3519764A1 (de) * 1985-06-01 1986-12-04 Grün Optik Wetzlar GmbH, 6330 Wetzlar Vorrichtung zur zerlegung optischer strahlung
JPS6228623A (ja) * 1985-07-31 1987-02-06 Anritsu Corp 光測定器
US4995724A (en) * 1988-08-18 1991-02-26 Anritsu Corporation Optical spectrum analyzer with high performance measurement function

Also Published As

Publication number Publication date
CA2025204C (fr) 1995-09-05
US5080486A (en) 1992-01-14
EP0417709A3 (en) 1991-11-21
EP0417709B1 (fr) 1994-12-07
DE69014781D1 (de) 1995-01-19
EP0417709A2 (fr) 1991-03-20
DE69014781T2 (de) 1995-05-24

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