JP4418278B2 - 光学式エンコーダ及びその製造方法 - Google Patents

光学式エンコーダ及びその製造方法 Download PDF

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Publication number
JP4418278B2
JP4418278B2 JP2004100438A JP2004100438A JP4418278B2 JP 4418278 B2 JP4418278 B2 JP 4418278B2 JP 2004100438 A JP2004100438 A JP 2004100438A JP 2004100438 A JP2004100438 A JP 2004100438A JP 4418278 B2 JP4418278 B2 JP 4418278B2
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Japan
Prior art keywords
light
sensor head
optical encoder
photodetector
light source
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 - Lifetime
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JP2004100438A
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English (en)
Japanese (ja)
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JP2005283457A (ja
JP2005283457A5 (enExample
Inventor
吉己 黒田
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Olympus Corp
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Olympus Corp
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Publication date
Application filed by Olympus Corp filed Critical Olympus Corp
Priority to JP2004100438A priority Critical patent/JP4418278B2/ja
Priority to US11/083,207 priority patent/US7420157B2/en
Publication of JP2005283457A publication Critical patent/JP2005283457A/ja
Publication of JP2005283457A5 publication Critical patent/JP2005283457A5/ja
Priority to US12/184,015 priority patent/US20090008538A1/en
Application granted granted Critical
Publication of JP4418278B2 publication Critical patent/JP4418278B2/ja
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Expired - Lifetime legal-status Critical Current

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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

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optical Transform (AREA)
JP2004100438A 2004-03-30 2004-03-30 光学式エンコーダ及びその製造方法 Expired - Lifetime JP4418278B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2004100438A JP4418278B2 (ja) 2004-03-30 2004-03-30 光学式エンコーダ及びその製造方法
US11/083,207 US7420157B2 (en) 2004-03-30 2005-03-17 Optical encoder having wiring substrate light source, and/or photodetector covered by light transmitting material and its manufacturing method
US12/184,015 US20090008538A1 (en) 2004-03-30 2008-07-31 Optical encoder and its manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004100438A JP4418278B2 (ja) 2004-03-30 2004-03-30 光学式エンコーダ及びその製造方法

Publications (3)

Publication Number Publication Date
JP2005283457A JP2005283457A (ja) 2005-10-13
JP2005283457A5 JP2005283457A5 (enExample) 2007-05-10
JP4418278B2 true JP4418278B2 (ja) 2010-02-17

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ID=35053272

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004100438A Expired - Lifetime JP4418278B2 (ja) 2004-03-30 2004-03-30 光学式エンコーダ及びその製造方法

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US (2) US7420157B2 (enExample)
JP (1) JP4418278B2 (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4215703B2 (ja) * 2004-11-04 2009-01-28 パナソニック株式会社 光学デバイスおよびその製造方法
JP4803641B2 (ja) * 2005-05-12 2011-10-26 オリンパス株式会社 光学式エンコーダ
KR100709436B1 (ko) * 2006-02-17 2007-04-18 주식회사 하이닉스반도체 멀티 칩 패키지 장치 및 그 형성 방법
US7495583B2 (en) * 2006-04-14 2009-02-24 Avago Technologies General Ip (Singapore) Pte. Ltd. Flat-top reflection-based optical encoders
US8035079B2 (en) * 2007-04-10 2011-10-11 Olympus Corporation Optical encoder
JP5052391B2 (ja) * 2008-04-11 2012-10-17 オリンパス株式会社 光学式エンコーダ
US7982175B2 (en) * 2009-06-30 2011-07-19 Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. Miniaturized single track optical encoder system with integrated index channel(s)
US8547023B2 (en) * 2010-06-28 2013-10-01 Rui Teng Opto Technology Co., Ltd. LED light source module
US8847144B2 (en) * 2011-08-08 2014-09-30 Avago Technologies General Ip (Singapore) Pte. Ltd. Enhanced optical reflective encoder
JP5962884B2 (ja) * 2011-12-20 2016-08-03 株式会社安川電機 エンコーダ及びサーボモータ
JP2013171892A (ja) * 2012-02-20 2013-09-02 Ricoh Co Ltd 光学センサ及び画像形成装置
JP6359254B2 (ja) * 2013-09-03 2018-07-18 株式会社ミツトヨ 光電式エンコーダ
CN106030251B (zh) * 2013-10-01 2019-02-01 瑞尼斯豪公司 读头和制造测量装置的方法
EP3399284B1 (de) * 2017-05-03 2019-07-10 Dr. Johannes Heidenhain GmbH Sensoreinheit zur positionsmessung
JP6620176B2 (ja) * 2018-01-29 2019-12-11 アオイ電子株式会社 半導体装置
EP3591346B1 (de) * 2018-07-02 2020-11-11 Dr. Johannes Heidenhain GmbH Verfahren zur herstellung einer lichtquelle für eine sensoreinheit einer positionsmesseinrichtung sowie eine positionsmesseinrichtung
JP7063754B2 (ja) * 2018-07-13 2022-05-09 浜松ホトニクス株式会社 光モジュール及び反射型エンコーダ

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4803375A (en) * 1985-12-27 1989-02-07 Kabushiki Kaisha Toshiba Image sensors and methods of manufacturing same including semiconductor layer over entire substrate surface
US5156999A (en) * 1990-06-08 1992-10-20 Wai-Hon Lee Packaging method for semiconductor laser/detector devices
CH683870A5 (fr) * 1991-01-22 1994-05-31 Tesa Sa Capteur optoélectronique de mesure de grandeurs linéaires.
US5283434A (en) * 1991-12-20 1994-02-01 Canon Kabushiki Kaisha Displacement detecting device with integral optics
JP3159171B2 (ja) * 1998-06-05 2001-04-23 日本電気株式会社 固体撮像装置
JP2000321018A (ja) 1999-05-12 2000-11-24 Mitsutoyo Corp 光学式変位検出装置
US6712529B2 (en) * 2000-12-11 2004-03-30 Rohm Co., Ltd. Infrared data communication module and method of making the same
JP4208483B2 (ja) * 2002-05-21 2009-01-14 キヤノン株式会社 光学式エンコーダ

Also Published As

Publication number Publication date
US20090008538A1 (en) 2009-01-08
US7420157B2 (en) 2008-09-02
JP2005283457A (ja) 2005-10-13
US20050218313A1 (en) 2005-10-06

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