NL2013701B1 - Interferometer, in particular for optical coherence tomography, comprising a reference arm having optical elements in a fixed positional relationship. - Google Patents
Interferometer, in particular for optical coherence tomography, comprising a reference arm having optical elements in a fixed positional relationship. Download PDFInfo
- Publication number
- NL2013701B1 NL2013701B1 NL2013701A NL2013701A NL2013701B1 NL 2013701 B1 NL2013701 B1 NL 2013701B1 NL 2013701 A NL2013701 A NL 2013701A NL 2013701 A NL2013701 A NL 2013701A NL 2013701 B1 NL2013701 B1 NL 2013701B1
- Authority
- NL
- Netherlands
- Prior art keywords
- sample
- arm
- interferometer
- reference mirror
- eye
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 74
- 238000012014 optical coherence tomography Methods 0.000 title abstract description 11
- 238000003325 tomography Methods 0.000 claims abstract description 5
- 239000013307 optical fiber Substances 0.000 claims description 40
- 210000001525 retina Anatomy 0.000 claims description 18
- 210000004087 cornea Anatomy 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 4
- 230000001427 coherent effect Effects 0.000 claims description 4
- 238000005259 measurement Methods 0.000 description 114
- 210000000695 crystalline len Anatomy 0.000 description 51
- 230000003595 spectral effect Effects 0.000 description 6
- 230000035945 sensitivity Effects 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 208000014733 refractive error Diseases 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
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
- G01B9/0209—Low-coherence interferometers
- G01B9/02091—Tomographic interferometers, e.g. based on optical coherence
-
- 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
- G01B9/02015—Interferometers characterised by the beam path configuration
- G01B9/02027—Two or more interferometric channels or interferometers
- G01B9/02028—Two or more reference or object arms in one 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
- G01B9/02055—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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Radiology & Medical Imaging (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Optics & Photonics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Instruments For Measurement Of Length By Optical Means (AREA)
- Eye Examination Apparatus (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL2013701A NL2013701B1 (en) | 2014-10-29 | 2014-10-29 | Interferometer, in particular for optical coherence tomography, comprising a reference arm having optical elements in a fixed positional relationship. |
| PCT/NL2015/050754 WO2016068707A2 (fr) | 2014-10-29 | 2015-10-29 | Interféromètre, en particulier pour la tomographie par cohérence optique, comprenant un bras de référence muni d'éléments optiques ayant une relation de position fixe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL2013701A NL2013701B1 (en) | 2014-10-29 | 2014-10-29 | Interferometer, in particular for optical coherence tomography, comprising a reference arm having optical elements in a fixed positional relationship. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL2013701B1 true NL2013701B1 (en) | 2016-10-04 |
Family
ID=52355137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL2013701A NL2013701B1 (en) | 2014-10-29 | 2014-10-29 | Interferometer, in particular for optical coherence tomography, comprising a reference arm having optical elements in a fixed positional relationship. |
Country Status (2)
| Country | Link |
|---|---|
| NL (1) | NL2013701B1 (fr) |
| WO (1) | WO2016068707A2 (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018136518A1 (fr) | 2017-01-17 | 2018-07-26 | Duke University | Système et procédé de tomographie par cohérence optique |
| CN107692977B (zh) * | 2017-10-31 | 2024-03-01 | 天津恒宇医疗科技有限公司 | 一种基于oct的双模式光学微造影成像系统 |
| GB202020740D0 (en) | 2020-12-30 | 2021-02-10 | Occuity Ltd | Optical measurement apparatus and method of rapid measurement |
| GB2607041B (en) | 2021-05-26 | 2024-08-14 | Occuity Ltd | Optical measurement apparatus and method of rapid measurement |
| DE102022113798A1 (de) * | 2022-06-01 | 2023-12-07 | Heidelberg Engineering Gmbh | Vorrichtung zur Durchführung einer optischen Kohärenztomografie |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1582143A1 (fr) * | 2004-03-30 | 2005-10-05 | Kabushiki Kaisha TOPCON | Interféromètre optique pout l'imagerie pour des profondeurs différentes d'un objet |
| US20120200859A1 (en) * | 2011-02-04 | 2012-08-09 | Breitenstein Joerg | Frequency-domain oct |
| WO2013078447A1 (fr) * | 2011-11-23 | 2013-05-30 | Wasatch Photonics, Inc. | Système d'imagerie oct pour des échantillons courbes |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005058220A1 (de) * | 2005-12-06 | 2007-06-14 | Carl Zeiss Meditec Ag | Interferometrische Probenmessung |
| EP2317923B1 (fr) * | 2008-07-21 | 2018-04-04 | Optovue, Inc. | Imagerie à portée étendue |
| JP2012042348A (ja) * | 2010-08-19 | 2012-03-01 | Canon Inc | 断層画像表示装置およびその制御方法 |
-
2014
- 2014-10-29 NL NL2013701A patent/NL2013701B1/en not_active IP Right Cessation
-
2015
- 2015-10-29 WO PCT/NL2015/050754 patent/WO2016068707A2/fr not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1582143A1 (fr) * | 2004-03-30 | 2005-10-05 | Kabushiki Kaisha TOPCON | Interféromètre optique pout l'imagerie pour des profondeurs différentes d'un objet |
| US20120200859A1 (en) * | 2011-02-04 | 2012-08-09 | Breitenstein Joerg | Frequency-domain oct |
| WO2013078447A1 (fr) * | 2011-11-23 | 2013-05-30 | Wasatch Photonics, Inc. | Système d'imagerie oct pour des échantillons courbes |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016068707A2 (fr) | 2016-05-06 |
| WO2016068707A3 (fr) | 2016-06-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RC | Pledge established |
Free format text: DETAILS LICENCE OR PLEDGE: RIGHT OF PLEDGE, ESTABLISHED Name of requester: IPF FUND I SICAV-FIS Effective date: 20171102 |
|
| RF | Pledge or confiscation terminated |
Free format text: RIGHT OF PLEDGE, REMOVED Effective date: 20181218 |
|
| MM | Lapsed because of non-payment of the annual fee |
Effective date: 20181101 |