SG11201900795TA - Grating measurement apparatus - Google Patents

Grating measurement apparatus

Info

Publication number
SG11201900795TA
SG11201900795TA SG11201900795TA SG11201900795TA SG11201900795TA SG 11201900795T A SG11201900795T A SG 11201900795TA SG 11201900795T A SG11201900795T A SG 11201900795TA SG 11201900795T A SG11201900795T A SG 11201900795TA SG 11201900795T A SG11201900795T A SG 11201900795TA
Authority
SG
Singapore
Prior art keywords
measurement
grating
light beam
vertical
module
Prior art date
Application number
SG11201900795TA
Other languages
English (en)
Inventor
Ping Wu
Zhiping Zhang
Original Assignee
Shanghai Micro Electronics Equipment Group Co 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 Shanghai Micro Electronics Equipment Group Co Ltd filed Critical Shanghai Micro Electronics Equipment Group Co Ltd
Publication of SG11201900795TA publication Critical patent/SG11201900795TA/en

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
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
    • G01D5/266—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light by interferometric means
    • 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
    • G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
    • G01B2290/20—Dispersive element for generating dispersion
    • 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
    • G01B2290/30—Grating as beam-splitter
    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Transform (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
SG11201900795TA 2016-07-29 2017-07-27 Grating measurement apparatus SG11201900795TA (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201610614519.8A CN107664481B (zh) 2016-07-29 2016-07-29 光栅测量装置
PCT/CN2017/094612 WO2018019264A1 (zh) 2016-07-29 2017-07-27 光栅测量装置

Publications (1)

Publication Number Publication Date
SG11201900795TA true SG11201900795TA (en) 2019-02-27

Family

ID=61017420

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201900795TA SG11201900795TA (en) 2016-07-29 2017-07-27 Grating measurement apparatus

Country Status (7)

Country Link
US (1) US10571245B2 (ja)
JP (1) JP6765497B2 (ja)
KR (1) KR102061632B1 (ja)
CN (1) CN107664481B (ja)
SG (1) SG11201900795TA (ja)
TW (1) TWI627388B (ja)
WO (1) WO2018019264A1 (ja)

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CN109029273A (zh) * 2018-10-24 2018-12-18 中北大学 一种基于环形器的纳米光栅0级检测位移的测量方法
CN111457843B (zh) * 2019-04-26 2021-07-30 上海微电子装备（集团）股份有限公司 位移测量装置、位移测量方法及光刻设备
TWI721719B (zh) 2019-12-19 2021-03-11 財團法人工業技術研究院 量測裝置
CN112097651B (zh) * 2020-09-11 2022-07-22 中国科学院长春光学精密机械与物理研究所 外差二维光栅位移测量系统及测量方法
US11860057B2 (en) * 2020-09-11 2024-01-02 Changchun Institute Of Optics, Fine Mechanics And Physics, Chinese Academy Of Sciences Heterodyne one-dimensional grating measuring device and measuring method thereof
CN112964197B (zh) * 2021-03-23 2022-04-29 哈尔滨工业大学 基于负反馈锁相振动抑制的微小球体表面形貌检测装置
CN113381281B (zh) * 2021-05-11 2022-11-11 山西大学 一种基于全光光栅的多路激光频率链锁定方法和装置
CN114353671B (zh) * 2022-01-14 2022-11-01 西安交通大学 实现位移和角度同步测量的双波长衍射干涉系统及方法
CN115327876B (zh) * 2022-08-02 2023-07-18 上海大学 一种基于led的部分相干反射式离轴数字全息微纳测量系统

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JP6732543B2 (ja) * 2016-06-02 2020-07-29 Dmg森精機株式会社 変位検出装置

Also Published As

Publication number Publication date
CN107664481B (zh) 2019-08-23
US10571245B2 (en) 2020-02-25
TW201809612A (zh) 2018-03-16
JP2019523403A (ja) 2019-08-22
TWI627388B (zh) 2018-06-21
KR20190031550A (ko) 2019-03-26
KR102061632B1 (ko) 2020-01-02
CN107664481A (zh) 2018-02-06
US20190310072A1 (en) 2019-10-10
JP6765497B2 (ja) 2020-10-07
WO2018019264A1 (zh) 2018-02-01

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