DE69023279D1 - Längenmessgerät. - Google Patents

Längenmessgerät.

Info

Publication number
DE69023279D1
DE69023279D1 DE69023279T DE69023279T DE69023279D1 DE 69023279 D1 DE69023279 D1 DE 69023279D1 DE 69023279 T DE69023279 T DE 69023279T DE 69023279 T DE69023279 T DE 69023279T DE 69023279 D1 DE69023279 D1 DE 69023279D1
Authority
DE
Germany
Prior art keywords
measuring device
length measuring
length
measuring
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.)
Expired - Fee Related
Application number
DE69023279T
Other languages
English (en)
Other versions
DE69023279T2 (de
Inventor
Masaru Ohtsuka
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Application granted granted Critical
Publication of DE69023279D1 publication Critical patent/DE69023279D1/de
Publication of DE69023279T2 publication Critical patent/DE69023279T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02001—Interferometers characterised by controlling or generating intrinsic radiation properties
    • G01B9/02007—Two or more frequencies or sources used for interferometric measurement
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02001—Interferometers characterised by controlling or generating intrinsic radiation properties
    • G01B9/02002—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies
    • G01B9/02003—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies using beat frequencies
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02055—Reduction or prevention of errors; Testing; Calibration
    • G01B9/02062—Active error reduction, i.e. varying with time
    • G01B9/02067—Active error reduction, i.e. varying with time by electronic control systems, i.e. using feedback acting on optics or light
    • G01B9/02069—Synchronization of light source or manipulator and detector
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
    • G01B2290/45—Multiple detectors for detecting interferometer signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
    • G01B2290/70—Using polarization in the interferometer
DE69023279T 1989-06-07 1990-06-06 Längenmessgerät. Expired - Fee Related DE69023279T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1143083A JP2808136B2 (ja) 1989-06-07 1989-06-07 測長方法及び装置

Publications (2)

Publication Number Publication Date
DE69023279D1 true DE69023279D1 (de) 1995-12-07
DE69023279T2 DE69023279T2 (de) 1996-04-18

Family

ID=15330519

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69023279T Expired - Fee Related DE69023279T2 (de) 1989-06-07 1990-06-06 Längenmessgerät.

Country Status (4)

Country Link
US (1) US5106191A (de)
EP (1) EP0401799B1 (de)
JP (1) JP2808136B2 (de)
DE (1) DE69023279T2 (de)

Families Citing this family (47)

* Cited by examiner, † Cited by third party
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JPH02154009A (ja) * 1988-12-01 1990-06-13 Kuraray Co Ltd 複合繊維
US5106192A (en) * 1990-03-16 1992-04-21 Eastman, Inc. Polarization insensitive absolute interferometeric method and apparatus for measuring position angular bearing and optical paths
WO1991016597A1 (en) * 1990-04-23 1991-10-31 Commonwealth Scientific And Industrial Research Organisation Interferometry systems and methods
US5153669A (en) * 1991-03-27 1992-10-06 Hughes Danbury Optical Systems, Inc. Three wavelength optical measurement apparatus and method
US5159408A (en) * 1991-03-27 1992-10-27 Hughes Danbury Optical Systems, Inc. Optical thickness profiler using synthetic wavelengths
JPH04331333A (ja) * 1991-05-02 1992-11-19 Canon Inc 波長変化測定装置
US5402230A (en) * 1991-12-16 1995-03-28 Tsinghua University Heterodyne interferometric optical fiber displacement sensor for measuring displacement of an object
US5371587A (en) * 1992-05-06 1994-12-06 The Boeing Company Chirped synthetic wavelength laser radar
AT399222B (de) * 1992-10-19 1995-04-25 Tabarelli Werner Interferometrische einrichtung zur messung der lage eines reflektierenden objektes
JP3285270B2 (ja) * 1993-12-29 2002-05-27 株式会社トプコン 位置測定装置
US5404222A (en) * 1994-01-14 1995-04-04 Sparta, Inc. Interferametric measuring system with air turbulence compensation
US5778016A (en) * 1994-04-01 1998-07-07 Imra America, Inc. Scanning temporal ultrafast delay methods and apparatuses therefor
US5585913A (en) * 1994-04-01 1996-12-17 Imra America Inc. Ultrashort pulsewidth laser ranging system employing a time gate producing an autocorrelation and method therefore
US5648848A (en) * 1995-02-01 1997-07-15 Nikon Precision, Inc. Beam delivery apparatus and method for interferometry using rotatable polarization chucks
US5991033A (en) * 1996-09-20 1999-11-23 Sparta, Inc. Interferometer with air turbulence compensation
DE69709413T2 (de) * 1997-07-23 2002-08-01 Mitsubishi Electric Corp Heterodyn Interferometer mit hochauflösender Phasenbestimmung
US6573996B1 (en) * 1997-11-12 2003-06-03 Science Research Laboratory, Inc. Method and apparatus for enhanced precision interferometric distance measurement
US6193334B1 (en) 1998-09-18 2001-02-27 Nearfield Systems Incorporated Thermal control apparatus for two-axis measurement system
US6396069B1 (en) * 1999-06-25 2002-05-28 Macpherson David C. Topographer for real time ablation feedback having synthetic wavelength generators
JP3385363B2 (ja) * 2000-05-11 2003-03-10 北海道大学長 レーザ溶接方法、レーザ溶接装置及びレーザ溶接用ガスシールド装置
KR100468155B1 (ko) * 2002-06-27 2005-01-26 한국과학기술원 이종모드 헬륨-네온 레이저와 슈퍼 헤테로다인위상측정법을 이용한 헤테로다인 레이저 간섭계
JP2004070767A (ja) * 2002-08-08 2004-03-04 Canon Inc 制御装置
JP2006516763A (ja) * 2003-01-27 2006-07-06 ゼテテック インスティテュート 干渉計測対象物による反射／散乱および透過ビームの、四半分角視野共時測定のための装置および方法。
JP2005051245A (ja) * 2003-07-30 2005-02-24 Asml Netherlands Bv リソグラフィ装置
US7193721B2 (en) * 2004-05-28 2007-03-20 Agilent Technologies, Inc. Systems using polarization-manipulating retroreflectors
DE102004053082A1 (de) * 2004-11-03 2006-05-04 Dr. Johannes Heidenhain Gmbh Positionsmesssystem
US7215413B2 (en) * 2005-06-24 2007-05-08 The Boeing Company Chirped synthetic wave laser radar apparatus and methods
KR100925783B1 (ko) * 2007-09-07 2009-11-11 한국표준과학연구원 형상 측정장치 및 그 방법
JP5203903B2 (ja) * 2008-12-01 2013-06-05 株式会社ミツトヨ レーザ干渉計
JP5480507B2 (ja) * 2009-01-13 2014-04-23 株式会社ミツトヨ レーザ干渉計
JP5489658B2 (ja) * 2009-11-05 2014-05-14 キヤノン株式会社 計測装置
JP5550384B2 (ja) * 2010-03-01 2014-07-16 キヤノン株式会社 光波干渉計測装置
JP5580718B2 (ja) 2010-11-10 2014-08-27 キヤノン株式会社 計測装置
JP2013033014A (ja) * 2011-08-03 2013-02-14 Nikon Corp ドップラー振動計測装置及びドップラー振動計測方法
JP5882674B2 (ja) * 2011-10-24 2016-03-09 キヤノン株式会社 多波長干渉計、計測装置および計測方法
JP5954979B2 (ja) * 2011-12-15 2016-07-20 キヤノン株式会社 多波長干渉計を有する計測装置
WO2013093633A2 (en) * 2011-12-23 2013-06-27 Nikon Corporation Enhancements to integrated optical assembly
EP2662702A1 (de) * 2012-05-07 2013-11-13 Leica Geosystems AG Lasertracker mit Interferometer und Absolutdistanzmesseinheit sowie Kalibrierverfahren für einen Lasertracker
EP2662661A1 (de) * 2012-05-07 2013-11-13 Leica Geosystems AG Messgerät mit einem Interferometer und einem ein dichtes Linienspektrum definierenden Absorptionsmedium
JP2014115228A (ja) * 2012-12-11 2014-06-26 Canon Inc 干渉計測装置、および干渉計測方法
EP2806246B1 (de) * 2013-05-24 2019-11-20 Attocube Systems AG Doppellaserinterferometer
CN103697807B (zh) * 2013-12-13 2016-04-13 清华大学 一种双频激光位移和角度干涉仪
WO2019149515A1 (en) * 2018-01-31 2019-08-08 Asml Netherlands B.V. Wavelength tracking system, method to calibrate a wavelength tracking system, lithographic apparatus, method to determine an absolute position of a movable object, and interferometer system
CN112424562B (zh) * 2018-05-18 2023-07-07 密歇根大学董事会 用于频率调制干涉仪的路径波动监测
CN112702541B (zh) * 2018-08-22 2023-04-18 Oppo广东移动通信有限公司 控制方法及装置、深度相机、电子装置及可读存储介质
WO2020249339A1 (en) * 2019-06-11 2020-12-17 Asml Netherlands B.V. Interferometer system, method of determining a mode hop of a laser source of an interferometer system, method of determining a position of a movable object, and lithographic apparatus
CN115077424B (zh) * 2022-07-15 2022-11-04 南昌昂坤半导体设备有限公司 一种实时晶圆片表面曲率检测装置及方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0157227A3 (de) * 1984-03-16 1987-02-25 Hewlett-Packard Company Interferometer
US4688940A (en) * 1985-03-12 1987-08-25 Zygo Corporation Heterodyne interferometer system
JPS62135703A (ja) * 1985-12-10 1987-06-18 Yokogawa Electric Corp 測長器
JPH079364B2 (ja) * 1986-03-05 1995-02-01 横河電機株式会社 測長器
JPH0728077B2 (ja) * 1986-04-16 1995-03-29 株式会社トプコン 半導体レ−ザ−の発振周波数・発振出力安定化装置
CH678108A5 (de) * 1987-04-28 1991-07-31 Wild Leitz Ag
US4906095A (en) * 1988-01-25 1990-03-06 The United States Of America As Represented By The United States Department Of Energy Apparatus and method for performing two-frequency interferometry
JPH01206283A (ja) * 1988-02-13 1989-08-18 Brother Ind Ltd 光ヘテロダイン測定装置
US4886363A (en) * 1988-09-06 1989-12-12 Eastman Kodak Company Quadratic frequency modulated absolute distance measuring interferometry

Also Published As

Publication number Publication date
US5106191A (en) 1992-04-21
EP0401799B1 (de) 1995-11-02
JPH039202A (ja) 1991-01-17
DE69023279T2 (de) 1996-04-18
EP0401799A3 (de) 1992-12-30
EP0401799A2 (de) 1990-12-12
JP2808136B2 (ja) 1998-10-08

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee