ES2744978T3 - Elemento óptico - Google Patents
Elemento óptico Download PDFInfo
- Publication number
- ES2744978T3 ES2744978T3 ES13780378T ES13780378T ES2744978T3 ES 2744978 T3 ES2744978 T3 ES 2744978T3 ES 13780378 T ES13780378 T ES 13780378T ES 13780378 T ES13780378 T ES 13780378T ES 2744978 T3 ES2744978 T3 ES 2744978T3
- Authority
- ES
- Spain
- Prior art keywords
- diffraction
- detector
- order
- diffraction characteristics
- scale
- 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.)
- Active
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 69
- 238000004519 manufacturing process Methods 0.000 claims abstract description 12
- 230000005670 electromagnetic radiation Effects 0.000 claims abstract description 10
- 230000006798 recombination Effects 0.000 claims description 7
- 238000005215 recombination Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 5
- 239000000758 substrate Substances 0.000 description 14
- 230000000737 periodic effect Effects 0.000 description 13
- 238000005259 measurement Methods 0.000 description 8
- 230000002411 adverse Effects 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000001788 irregular Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000012804 iterative process Methods 0.000 description 2
- LFEUVBZXUFMACD-UHFFFAOYSA-H lead(2+);trioxido(oxo)-$l^{5}-arsane Chemical compound [Pb+2].[Pb+2].[Pb+2].[O-][As]([O-])([O-])=O.[O-][As]([O-])([O-])=O LFEUVBZXUFMACD-UHFFFAOYSA-H 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
Classifications
-
- 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
- G01D5/36—Forming the light into pulses
- G01D5/38—Forming the light into pulses by diffraction gratings
-
- 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
- G01D5/36—Forming the light into pulses
- G01D5/366—Particular pulse shapes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Transform (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP12250185 | 2012-12-20 | ||
| GBGB1301186.1A GB201301186D0 (en) | 2012-12-20 | 2013-01-23 | Optical element |
| PCT/GB2013/052684 WO2014096764A1 (en) | 2012-12-20 | 2013-10-15 | Optical element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ES2744978T3 true ES2744978T3 (es) | 2020-02-27 |
Family
ID=47713780
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES13780378T Active ES2744978T3 (es) | 2012-12-20 | 2013-10-15 | Elemento óptico |
| ES19172096T Active ES2909008T3 (es) | 2012-12-20 | 2013-10-15 | Elemento óptico |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ES19172096T Active ES2909008T3 (es) | 2012-12-20 | 2013-10-15 | Elemento óptico |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US9952068B2 (enExample) |
| EP (2) | EP3564628B1 (enExample) |
| JP (1) | JP6563813B2 (enExample) |
| KR (1) | KR102128135B1 (enExample) |
| CN (1) | CN105008865B (enExample) |
| ES (2) | ES2744978T3 (enExample) |
| GB (1) | GB201301186D0 (enExample) |
| WO (1) | WO2014096764A1 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6957088B2 (ja) * | 2017-04-19 | 2021-11-02 | 株式会社ミツトヨ | 光学式エンコーダ |
| CN109141293B (zh) * | 2018-08-08 | 2020-04-24 | 深圳市银星智能科技股份有限公司 | 基于结构光的物体测量方法及电子设备 |
| US10979248B1 (en) * | 2018-12-26 | 2021-04-13 | Open Invention Network Llc | Onboarding a VNF which includes a VNFC composed of manageable software elements |
| CN111290063A (zh) * | 2019-12-23 | 2020-06-16 | 南开大学 | 一种复振幅调制的介质-金属双层超表面 |
| CN113237498A (zh) * | 2021-05-13 | 2021-08-10 | 华北水利水电大学 | 一种基于平面变周期透射光栅的光学位移传感系统 |
| EP4484898A1 (en) | 2023-06-29 | 2025-01-01 | Renishaw PLC | Encoder apparatus |
| CN118857116B (zh) * | 2024-09-24 | 2025-02-07 | 杭州隆硕科技有限公司 | 一种基于光电反射的位移测量方法、装置、设备及介质 |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3412128C1 (de) | 1984-03-31 | 1985-05-09 | Dr. Johannes Heidenhain Gmbh, 8225 Traunreut | Positionsmesseinrichtung |
| GB8413955D0 (en) | 1984-05-31 | 1984-07-04 | Pa Consulting Services | Displacement measuring apparatus |
| GB8432574D0 (en) | 1984-12-22 | 1985-02-06 | Renishaw Plc | Opto-electronic scale-reading apparatus |
| JP2539269B2 (ja) * | 1989-07-17 | 1996-10-02 | オークマ株式会社 | 光学式エンコ―ダ |
| JP2575935B2 (ja) | 1990-07-30 | 1997-01-29 | オークマ株式会社 | 位置検出装置 |
| US5113286A (en) * | 1990-09-27 | 1992-05-12 | At&T Bell Laboratories | Diffraction grating apparatus and method of forming a surface relief pattern in diffraction grating apparatus |
| EP0541827B1 (de) * | 1991-11-04 | 1995-04-12 | Dr. Johannes Heidenhain GmbH | Vorrichtung zur Erzeugung oberwellenfreier periodischer Signale |
| DE4436784B4 (de) | 1993-10-26 | 2005-08-18 | Carl Zeiss | Absolutes Positionsmeßsystem |
| DE4338680C1 (de) * | 1993-11-12 | 1995-03-23 | Heidenhain Gmbh Dr Johannes | Längen- oder Winkelmeßeinrichtung |
| JP2695623B2 (ja) | 1994-11-25 | 1998-01-14 | 株式会社ミツトヨ | 光学式エンコーダ |
| GB9424969D0 (en) | 1994-12-10 | 1995-02-08 | Renishaw Plc | Opto-electronic scale reading apparatus |
| DE19502727A1 (de) * | 1995-01-28 | 1996-08-01 | Heidenhain Gmbh Dr Johannes | Phasengitter |
| DE19511068A1 (de) * | 1995-03-25 | 1996-09-26 | Heidenhain Gmbh Dr Johannes | Lichtelektrische Positionsmeßeinrichtung |
| JP3215289B2 (ja) * | 1995-04-17 | 2001-10-02 | オークマ株式会社 | スケール及びエンコーダ |
| DE19532246A1 (de) | 1995-09-01 | 1997-03-06 | Heidenhain Gmbh Dr Johannes | Vorrichtung zur Filterung von Oberwellen-Signalanteilen |
| JP3209914B2 (ja) * | 1996-03-19 | 2001-09-17 | オークマ株式会社 | 光学式エンコーダ |
| US6094307A (en) * | 1996-05-17 | 2000-07-25 | Okuma Corporation | Optical grating and encoder |
| DE19726935B4 (de) | 1997-06-25 | 2014-06-12 | Dr. Johannes Heidenhain Gmbh | Optische Positionsmeßeinrichtung |
| EP0896206B1 (de) | 1997-08-07 | 2002-12-11 | Dr. Johannes Heidenhain GmbH | Abtasteinheit für eine optische Positionsmesseinrichtung |
| US6723980B2 (en) | 2001-07-16 | 2004-04-20 | Wai-Hon Lee | Position sensor with grating to detect moving object with periodic pattern |
| DE10347604A1 (de) | 2003-10-14 | 2005-05-12 | Heidenhain Gmbh Dr Johannes | Optische Positionsmesseinrichtung |
| GB0413710D0 (en) | 2004-06-21 | 2004-07-21 | Renishaw Plc | Scale reading apparatus |
| GB0613902D0 (en) * | 2006-07-13 | 2006-08-23 | Renishaw Plc | Scale and readhead |
| WO2008110239A1 (en) * | 2007-03-15 | 2008-09-18 | Carl Zeiss Smt Ag | Diffractive component, interferometer arrangement, method for qualifying a dual diffraction grating, method of manufacturing an optical element, and interferometric method |
| JP5011201B2 (ja) | 2008-05-01 | 2012-08-29 | 株式会社ミツトヨ | 絶対位置測長型エンコーダ |
| ES2758525T3 (es) | 2008-12-17 | 2020-05-05 | Fagor Automation S Coop | Encoder de posición absoluta |
| ITMI20110562A1 (it) | 2011-04-06 | 2012-10-07 | Comelz Spa | Procedimento e dispositivo di rilevamento di posizione di un organo trasportatore. |
-
2013
- 2013-01-23 GB GBGB1301186.1A patent/GB201301186D0/en not_active Ceased
- 2013-10-15 ES ES13780378T patent/ES2744978T3/es active Active
- 2013-10-15 JP JP2015548743A patent/JP6563813B2/ja active Active
- 2013-10-15 EP EP19172096.0A patent/EP3564628B1/en active Active
- 2013-10-15 KR KR1020157019443A patent/KR102128135B1/ko active Active
- 2013-10-15 WO PCT/GB2013/052684 patent/WO2014096764A1/en not_active Ceased
- 2013-10-15 CN CN201380072987.1A patent/CN105008865B/zh active Active
- 2013-10-15 EP EP13780378.9A patent/EP2936073B1/en active Active
- 2013-10-15 ES ES19172096T patent/ES2909008T3/es active Active
- 2013-10-15 US US14/651,495 patent/US9952068B2/en active Active
-
2018
- 2018-03-19 US US15/925,002 patent/US10768026B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP6563813B2 (ja) | 2019-08-21 |
| US10768026B2 (en) | 2020-09-08 |
| JP2016506516A (ja) | 2016-03-03 |
| WO2014096764A1 (en) | 2014-06-26 |
| CN105008865A (zh) | 2015-10-28 |
| CN105008865B (zh) | 2017-10-20 |
| KR102128135B1 (ko) | 2020-06-29 |
| US9952068B2 (en) | 2018-04-24 |
| EP2936073A1 (en) | 2015-10-28 |
| ES2909008T3 (es) | 2022-05-04 |
| EP3564628B1 (en) | 2022-02-16 |
| EP3564628A1 (en) | 2019-11-06 |
| US20180209824A1 (en) | 2018-07-26 |
| KR20150097738A (ko) | 2015-08-26 |
| US20150308865A1 (en) | 2015-10-29 |
| EP2936073B1 (en) | 2019-06-12 |
| GB201301186D0 (en) | 2013-03-06 |
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