JP2005257521A - 光学式変位測定装置 - Google Patents
光学式変位測定装置 Download PDFInfo
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- JP2005257521A JP2005257521A JP2004070608A JP2004070608A JP2005257521A JP 2005257521 A JP2005257521 A JP 2005257521A JP 2004070608 A JP2004070608 A JP 2004070608A JP 2004070608 A JP2004070608 A JP 2004070608A JP 2005257521 A JP2005257521 A JP 2005257521A
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- 230000003287 optical effect Effects 0.000 title claims abstract description 178
- 238000006073 displacement reaction Methods 0.000 title claims abstract description 46
- 238000009792 diffusion process Methods 0.000 claims abstract description 31
- 239000000758 substrate Substances 0.000 claims description 43
- 239000004065 semiconductor Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 12
- 238000005259 measurement Methods 0.000 abstract description 10
- 239000011521 glass Substances 0.000 description 5
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- 230000000052 comparative effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
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- 229910052751 metal Inorganic materials 0.000 description 1
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- 230000002194 synthesizing effect Effects 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
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- 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
- G01D5/32—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 with attenuation or whole or partial obturation of beams of light
- G01D5/34—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 with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells
- G01D5/347—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 with attenuation or whole or partial obturation of beams of light the beams of light being detected by photocells using displacement encoding scales
- G01D5/34707—Scales; Discs, e.g. fixation, fabrication, compensation
- G01D5/34715—Scale reading or illumination devices
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- Optical Transform (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
【解決手段】 光学式変位測定装置1は、スケール3上をセンサヘッド5が測定軸X方向に移動可能な反射型である。装置1は、光源部13側に配置された第1光学格子25と、スケール3に配置された第2光学格子9と、受光部33に配置された第3光学格子29と、を備える三格子型である。光源部13と第1光学格子25との間に光拡散部19が配置されている。光源部13からの平行光L2は光拡散部19で拡散されて、第1光学格子25に入射する。
【選択図】 図1
Description
Claims (5)
- 平行光を出す光源部と、
前記光源部から出された平行光を拡散する光拡散部と、
前記光拡散部で拡散された光を回折する第1光学格子と、
前記第1光学格子で回折された光を回折する第2光学格子が前記第1光学格子と対向するように設けられているスケールと、
前記第2光学格子で回折された光が入射する第3光学格子が前記第2光学格子と対向するように設けられていると共に前記光源部、前記光拡散部及び前記第1光学格子と一緒に前記スケールに対して相対移動可能な受光部と、を備える
ことを特徴とする光学式変位測定装置。 - 前記光拡散部は光拡散板を含む、
ことを特徴とする請求項1に記載の光学式変位測定装置。 - 前記光拡散部はプリズムを含む、
ことを特徴とする請求項1に記載の光学式変位測定装置。 - 前記スケールの一方の面側で前記第1及び第3光学格子を支持する光透過性基板を備え、
前記第1光学格子と前記第2光学格子とのギャップ及び前記第3光学格子と前記第2光学格子とのギャップが1.5mm以下である、
ことを特徴とする請求項1〜3のいずれか一項に記載の光学式変位測定装置。 - 前記受光部を含むと共にフリップチップボンディングにより前記光透過性基板に取り付けられた半導体チップと、
前記半導体チップと前記光透過性基板との隙間を充填すると共に前記光拡散部を前記光透過性基板に固定するアンダーフィル材と、を備える
ことを特徴とする請求項4に記載の光学式変位測定装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004070608A JP4416544B2 (ja) | 2004-03-12 | 2004-03-12 | 光学式変位測定装置 |
US11/067,907 US7289229B2 (en) | 2004-03-12 | 2005-03-01 | Optical displacement-measuring instrument |
EP05004751.3A EP1574826B1 (en) | 2004-03-12 | 2005-03-03 | Optical displacement-measuring instrument |
CNB200510055006XA CN100573056C (zh) | 2004-03-12 | 2005-03-11 | 光学式位移测量装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004070608A JP4416544B2 (ja) | 2004-03-12 | 2004-03-12 | 光学式変位測定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005257521A true JP2005257521A (ja) | 2005-09-22 |
JP4416544B2 JP4416544B2 (ja) | 2010-02-17 |
Family
ID=34824629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004070608A Expired - Fee Related JP4416544B2 (ja) | 2004-03-12 | 2004-03-12 | 光学式変位測定装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7289229B2 (ja) |
EP (1) | EP1574826B1 (ja) |
JP (1) | JP4416544B2 (ja) |
CN (1) | CN100573056C (ja) |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1882909A1 (en) | 2006-07-28 | 2008-01-30 | Mitutoyo Corporation | Optical encoder and collimator lens |
JP2008096172A (ja) * | 2006-10-06 | 2008-04-24 | Mitsutoyo Corp | 画像測定機用校正スケール |
JP2009115801A (ja) * | 2007-11-08 | 2009-05-28 | Dr Johannes Heidenhain Gmbh | 光学エンコーダの走査ユニット及びこの走査ユニットを有するエンコーダ |
KR101001739B1 (ko) | 2008-04-11 | 2010-12-15 | 주식회사 넥서스칩스 | 변화 가능한 격자 깊이를 갖는 반사형 회절 격자를구비하는 변위 측정기 및 이를 사용한 변위 측정방법 |
CN102607445A (zh) * | 2012-03-30 | 2012-07-25 | 中国科学院长春光学精密机械与物理研究所 | 光栅线位移传感器指示光栅间隙检测装置 |
KR101323165B1 (ko) * | 2012-03-26 | 2013-10-30 | 주식회사 져스텍 | 랜덤 코드를 이용한 광학 인코더의 영점 검출 장치 |
KR101389046B1 (ko) * | 2012-03-26 | 2014-04-28 | 주식회사 져스텍 | 다수의 광 검출 소자가 배열된 광 검출부를 구비하는 광학 인코더 |
JP2016536577A (ja) * | 2013-10-01 | 2016-11-24 | レニショウ パブリック リミテッド カンパニーRenishaw Public Limited Company | 電子コンポーネントを製造する方法 |
JP2017003447A (ja) * | 2015-06-11 | 2017-01-05 | 株式会社ミツトヨ | 光学式エンコーダ |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100365390C (zh) * | 2005-10-14 | 2008-01-30 | 清华大学 | 用于开关式数字位移传感器的计数器式栅格带 |
US7485845B2 (en) * | 2005-12-06 | 2009-02-03 | Mitutoyo Corporation | Photoelectric encoder capable of effectively removing harmonic components |
DE102006004898A1 (de) * | 2006-02-03 | 2007-08-09 | Dr. Johannes Heidenhain Gmbh | Abtastsystem einer Positionsmesseinrichtung |
US7480429B1 (en) * | 2007-06-28 | 2009-01-20 | International Business Machines Corporation | Chip to Chip optical interconnect |
DE102007061287A1 (de) * | 2007-12-19 | 2009-06-25 | Dr. Johannes Heidenhain Gmbh | Positionsmesseinrichtung und Verfahren zur absoluten Positionsbestimmung |
ATE498825T1 (de) * | 2009-03-02 | 2011-03-15 | Fagor S Coop | Lesekopf für ein optisches positionsmessgerät |
DE102009029179A1 (de) * | 2009-09-03 | 2011-03-17 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Lichtquelle und Vorrichtung für die Aufzeichnung schneller Vorgänge |
JP5562076B2 (ja) * | 2010-03-10 | 2014-07-30 | キヤノン株式会社 | 光学式エンコーダおよび変位計測装置 |
CN104316464A (zh) * | 2014-09-30 | 2015-01-28 | 苏州天准精密技术有限公司 | 轮廓光照明的影像测量设备及检测方法 |
CN104406526B (zh) * | 2014-11-13 | 2017-02-15 | 浙江大学 | 脉冲微位移传感器及其测量位移的方法 |
JP6437802B2 (ja) | 2014-11-28 | 2018-12-12 | 株式会社ミツトヨ | 光学式エンコーダ |
DE102016200847A1 (de) * | 2016-01-21 | 2017-07-27 | Dr. Johannes Heidenhain Gesellschaft Mit Beschränkter Haftung | Optische Positionsmesseinrichtung |
US10126560B2 (en) * | 2016-02-18 | 2018-11-13 | National Engineering Research Center for Optical Instrumentation | Spectrum-generation system based on multiple-diffraction optical phasometry |
TWI689721B (zh) * | 2017-02-17 | 2020-04-01 | 特銓股份有限公司 | 基於利用光學技術掃描透明板材表面污染之方法及其系統 |
CN110708718A (zh) * | 2019-10-15 | 2020-01-17 | 四川豪威尔信息科技有限公司 | 一种用于5g的测量间隙配置 |
JP2021131312A (ja) * | 2020-02-20 | 2021-09-09 | 株式会社ミツトヨ | スケール |
DE102020119511A1 (de) * | 2020-07-23 | 2022-01-27 | Ic-Haus Gmbh | Verfahren zur Herstellung eines optoelektronischen Bauelements |
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JP2002109926A (ja) * | 2000-09-29 | 2002-04-12 | Seiko Epson Corp | 照明装置及び液晶装置 |
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-
2004
- 2004-03-12 JP JP2004070608A patent/JP4416544B2/ja not_active Expired - Fee Related
-
2005
- 2005-03-01 US US11/067,907 patent/US7289229B2/en active Active
- 2005-03-03 EP EP05004751.3A patent/EP1574826B1/en active Active
- 2005-03-11 CN CNB200510055006XA patent/CN100573056C/zh active Active
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JPH08210814A (ja) * | 1994-10-12 | 1996-08-20 | Canon Inc | 光学式変位測定装置 |
JPH09196706A (ja) * | 1996-01-23 | 1997-07-31 | Mitsutoyo Corp | 光学式エンコーダ |
JPH09246326A (ja) * | 1996-03-11 | 1997-09-19 | Fujitsu Ltd | フリップチップ実装方法 |
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JPH11101660A (ja) * | 1997-09-26 | 1999-04-13 | Mitsutoyo Corp | 光学式変位検出装置 |
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JP2002109926A (ja) * | 2000-09-29 | 2002-04-12 | Seiko Epson Corp | 照明装置及び液晶装置 |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1882909A1 (en) | 2006-07-28 | 2008-01-30 | Mitutoyo Corporation | Optical encoder and collimator lens |
JP2008032530A (ja) * | 2006-07-28 | 2008-02-14 | Mitsutoyo Corp | 光学式エンコーダ及びコリメータレンズ |
US7619745B2 (en) | 2006-07-28 | 2009-11-17 | Mitutoyo Corporation | Optical encoder including aperture with diffusion element and collimator lens |
JP2008096172A (ja) * | 2006-10-06 | 2008-04-24 | Mitsutoyo Corp | 画像測定機用校正スケール |
JP2009115801A (ja) * | 2007-11-08 | 2009-05-28 | Dr Johannes Heidenhain Gmbh | 光学エンコーダの走査ユニット及びこの走査ユニットを有するエンコーダ |
KR101001739B1 (ko) | 2008-04-11 | 2010-12-15 | 주식회사 넥서스칩스 | 변화 가능한 격자 깊이를 갖는 반사형 회절 격자를구비하는 변위 측정기 및 이를 사용한 변위 측정방법 |
KR101323165B1 (ko) * | 2012-03-26 | 2013-10-30 | 주식회사 져스텍 | 랜덤 코드를 이용한 광학 인코더의 영점 검출 장치 |
KR101389046B1 (ko) * | 2012-03-26 | 2014-04-28 | 주식회사 져스텍 | 다수의 광 검출 소자가 배열된 광 검출부를 구비하는 광학 인코더 |
CN102607445A (zh) * | 2012-03-30 | 2012-07-25 | 中国科学院长春光学精密机械与物理研究所 | 光栅线位移传感器指示光栅间隙检测装置 |
JP2016536577A (ja) * | 2013-10-01 | 2016-11-24 | レニショウ パブリック リミテッド カンパニーRenishaw Public Limited Company | 電子コンポーネントを製造する方法 |
JP2017003447A (ja) * | 2015-06-11 | 2017-01-05 | 株式会社ミツトヨ | 光学式エンコーダ |
US10317253B2 (en) | 2015-06-11 | 2019-06-11 | Mitutoyo Corporation | Optical encoder |
Also Published As
Publication number | Publication date |
---|---|
CN100573056C (zh) | 2009-12-23 |
CN1667366A (zh) | 2005-09-14 |
JP4416544B2 (ja) | 2010-02-17 |
US20050219546A1 (en) | 2005-10-06 |
US7289229B2 (en) | 2007-10-30 |
EP1574826A1 (en) | 2005-09-14 |
EP1574826B1 (en) | 2015-09-02 |
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