JP6685673B2 - 撮像装置 - Google Patents

撮像装置 Download PDF

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Publication number
JP6685673B2
JP6685673B2 JP2015175019A JP2015175019A JP6685673B2 JP 6685673 B2 JP6685673 B2 JP 6685673B2 JP 2015175019 A JP2015175019 A JP 2015175019A JP 2015175019 A JP2015175019 A JP 2015175019A JP 6685673 B2 JP6685673 B2 JP 6685673B2
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JP
Japan
Prior art keywords
unit
fundus
clock
tomographic image
optical path
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JP2015175019A
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English (en)
Japanese (ja)
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JP2016209529A (ja
JP2016209529A5 (enExample
Inventor
太郎 深澤
太郎 深澤
住谷　利治
利治 住谷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
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Canon Inc
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Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to PCT/JP2016/001840 priority Critical patent/WO2016178298A1/en
Priority to EP16717202.2A priority patent/EP3288440B1/en
Priority to KR1020177033621A priority patent/KR102044198B1/ko
Priority to CN201680025394.3A priority patent/CN107567305B/zh
Priority to US15/570,530 priority patent/US10478059B2/en
Publication of JP2016209529A publication Critical patent/JP2016209529A/ja
Publication of JP2016209529A5 publication Critical patent/JP2016209529A5/ja
Application granted granted Critical
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/102—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for optical coherence tomography [OCT]
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B3/00—Apparatus for testing the eyes; Instruments for examining the eyes
    • A61B3/10—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions
    • A61B3/12—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes
    • A61B3/1225—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for looking at the eye fundus, e.g. ophthalmoscopes using coherent radiation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/0059—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence
    • A61B5/0062—Arrangements for scanning
    • A61B5/0066—Optical coherence imaging
    • 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
    • G01B9/02002—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies
    • G01B9/02004—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies using frequency scans
    • 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
    • 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
    • G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
    • G01B2290/65—Spatial scanning object beam
    • 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

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Surgery (AREA)
  • Public Health (AREA)
  • Radiology & Medical Imaging (AREA)
  • Veterinary Medicine (AREA)
  • Biophysics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Physics & Mathematics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Pathology (AREA)
  • Optics & Photonics (AREA)
  • Automation & Control Theory (AREA)
  • Eye Examination Apparatus (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP2015175019A 2015-05-01 2015-09-04 撮像装置 Active JP6685673B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
PCT/JP2016/001840 WO2016178298A1 (en) 2015-05-01 2016-03-30 Imaging apparatus
EP16717202.2A EP3288440B1 (en) 2015-05-01 2016-03-30 Imaging apparatus
KR1020177033621A KR102044198B1 (ko) 2015-05-01 2016-03-30 촬상 장치
CN201680025394.3A CN107567305B (zh) 2015-05-01 2016-03-30 摄像设备
US15/570,530 US10478059B2 (en) 2015-05-01 2016-03-30 Imaging apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015094340 2015-05-01
JP2015094340 2015-05-01

Publications (3)

Publication Number Publication Date
JP2016209529A JP2016209529A (ja) 2016-12-15
JP2016209529A5 JP2016209529A5 (enExample) 2019-04-11
JP6685673B2 true JP6685673B2 (ja) 2020-04-22

Family

ID=57550659

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015175019A Active JP6685673B2 (ja) 2015-05-01 2015-09-04 撮像装置

Country Status (5)

Country Link
US (1) US10478059B2 (enExample)
EP (1) EP3288440B1 (enExample)
JP (1) JP6685673B2 (enExample)
KR (1) KR102044198B1 (enExample)
CN (1) CN107567305B (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020502501A (ja) * 2016-12-20 2020-01-23 ノバルティス アーゲー 広角光干渉断層撮影法のためのシステム及び方法
US10674905B2 (en) 2017-03-31 2020-06-09 Nidek Co., Ltd. OCT apparatus
JP7050282B2 (ja) * 2017-12-22 2022-04-08 株式会社トーメーコーポレーション 光断層画像撮影装置及びそれに用いる光源装置
US11357399B2 (en) * 2018-08-02 2022-06-14 Nidek Co., Ltd. OCT apparatus
JP2020044027A (ja) * 2018-09-18 2020-03-26 株式会社トプコン 眼科装置、その制御方法、プログラム、及び記録媒体
JP7261448B2 (ja) * 2018-12-28 2023-04-20 株式会社トーメーコーポレーション 眼科装置
CN114343564B (zh) * 2022-03-17 2022-05-17 北京大学 一种超大范围的oct成像装置和及其成像方法

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030103212A1 (en) 2001-08-03 2003-06-05 Volker Westphal Real-time imaging system and method
US8125648B2 (en) * 2006-06-05 2012-02-28 Board Of Regents, The University Of Texas System Polarization-sensitive spectral interferometry
US9784561B2 (en) * 2007-01-19 2017-10-10 Thorlabs, Inc. Optical coherence tomography imaging system and method
US8705047B2 (en) * 2007-01-19 2014-04-22 Thorlabs, Inc. Optical coherence tomography imaging system and method
JP5481376B2 (ja) 2007-07-12 2014-04-23 ヴォルカノ コーポレイション 光コヒーレンストモグラフィー用のクロック制御方法
DE102008063225A1 (de) * 2008-12-23 2010-07-01 Carl Zeiss Meditec Ag Vorrichtung zur Swept Source Optical Coherence Domain Reflectometry
JP5735790B2 (ja) 2010-12-02 2015-06-17 株式会社ニデック 眼科撮影装置
JP2013181790A (ja) * 2012-02-29 2013-09-12 Systems Engineering Inc 周波数走査型ｏｃｔ用サンプリングクロック発生装置の使用方法、周波数走査型ｏｃｔ用サンプリングクロック発生装置
US9400169B2 (en) * 2012-12-06 2016-07-26 Lehigh University Apparatus and method for space-division multiplexing optical coherence tomography
JP2016504589A (ja) * 2012-12-20 2016-02-12 ナサニエル ジェイ． ケンプ， 異なる撮像モード間で再構成可能な光コヒーレンストモグラフィシステム
JP6039493B2 (ja) * 2013-04-25 2016-12-07 キヤノン株式会社 波長掃引光源の光周波数校正方法とそのプログラム及び記憶媒体、光周波数校正装置、光干渉断層計測装置
JP2015017966A (ja) * 2013-06-13 2015-01-29 キヤノン株式会社 撮像装置および撮像方法
US10317189B2 (en) * 2014-01-23 2019-06-11 Kabushiki Kaisha Topcon Detection of missampled interferograms in frequency domain OCT with a k-clock
JP2016002382A (ja) * 2014-06-18 2016-01-12 キヤノン株式会社 撮像装置
JP6463051B2 (ja) * 2014-09-10 2019-01-30 株式会社トーメーコーポレーション 光断層画像撮影装置
JP6632266B2 (ja) * 2015-09-04 2020-01-22 キヤノン株式会社 撮像装置

Also Published As

Publication number Publication date
KR20170139126A (ko) 2017-12-18
KR102044198B1 (ko) 2019-12-02
US10478059B2 (en) 2019-11-19
CN107567305A (zh) 2018-01-09
JP2016209529A (ja) 2016-12-15
EP3288440B1 (en) 2019-08-14
CN107567305B (zh) 2020-04-14
EP3288440A1 (en) 2018-03-07
US20180140183A1 (en) 2018-05-24

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