JP5645445B2 - 撮像装置及び撮像方法 - Google Patents

撮像装置及び撮像方法 Download PDF

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Publication number
JP5645445B2
JP5645445B2 JP2010082803A JP2010082803A JP5645445B2 JP 5645445 B2 JP5645445 B2 JP 5645445B2 JP 2010082803 A JP2010082803 A JP 2010082803A JP 2010082803 A JP2010082803 A JP 2010082803A JP 5645445 B2 JP5645445 B2 JP 5645445B2
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Japan
Prior art keywords
light
lights
region
combined
sensor
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Expired - Fee Related
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JP2010082803A
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English (en)
Japanese (ja)
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JP2011007775A (ja
JP2011007775A5 (enExample
Inventor
拓史 吉田
拓史 吉田
武藤　健二
健二 武藤
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Canon Inc
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Canon Inc
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Priority to JP2010082803A priority Critical patent/JP5645445B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Priority to KR1020117030117A priority patent/KR101459494B1/ko
Priority to EP10725902A priority patent/EP2433116A1/en
Priority to CN201080022516.6A priority patent/CN102439426B/zh
Priority to PCT/JP2010/058848 priority patent/WO2010134624A1/en
Priority to US13/320,644 priority patent/US8982357B2/en
Publication of JP2011007775A publication Critical patent/JP2011007775A/ja
Publication of JP2011007775A5 publication Critical patent/JP2011007775A5/ja
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4795—Scattering, i.e. diffuse reflection spatially resolved investigating of object in scattering medium
    • 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
    • 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
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • 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
    • 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
    • A61B5/0073—Measuring for diagnostic purposes; Identification of persons using light, e.g. diagnosis by transillumination, diascopy, fluorescence by tomography, i.e. reconstruction of 3D images from 2D projections
    • 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
    • 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
    • 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
    • G01B9/02041—Interferometers characterised by particular imaging or detection techniques
    • G01B9/02044—Imaging in the frequency domain, e.g. by using a spectrometer
    • 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
    • G01B9/02056—Passive reduction of errors
    • G01B9/02058—Passive reduction of errors by particular optical compensation or alignment elements, e.g. dispersion compensation
    • 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
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G01N21/45—Refractivity; Phase-affecting properties, e.g. optical path length using interferometric methods; using Schlieren methods
    • 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
    • G01B2290/35—Mechanical variable delay line
    • 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
    • G01B2290/70—Using polarization in the interferometer
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N2021/178—Methods for obtaining spatial resolution of the property being measured
    • G01N2021/1785—Three dimensional
    • G01N2021/1787—Tomographic, i.e. computerised reconstruction from projective measurements

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Radiology & Medical Imaging (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Pathology (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Surgery (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Biochemistry (AREA)
  • Ophthalmology & Optometry (AREA)
  • Dispersion Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Eye Examination Apparatus (AREA)
JP2010082803A 2009-05-22 2010-03-31 撮像装置及び撮像方法 Expired - Fee Related JP5645445B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2010082803A JP5645445B2 (ja) 2009-05-22 2010-03-31 撮像装置及び撮像方法
EP10725902A EP2433116A1 (en) 2009-05-22 2010-05-19 Optical tomography device
CN201080022516.6A CN102439426B (zh) 2009-05-22 2010-05-19 光学断层摄像装置
PCT/JP2010/058848 WO2010134624A1 (en) 2009-05-22 2010-05-19 Optical tomography device
KR1020117030117A KR101459494B1 (ko) 2009-05-22 2010-05-19 광간섭 단층법을 이용하는 촬상장치 및 촬상 방법
US13/320,644 US8982357B2 (en) 2009-05-22 2010-05-19 Imaging device and imaging method

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2009124274 2009-05-22
JP2009124274 2009-05-22
JP2010082803A JP5645445B2 (ja) 2009-05-22 2010-03-31 撮像装置及び撮像方法

Publications (3)

Publication Number Publication Date
JP2011007775A JP2011007775A (ja) 2011-01-13
JP2011007775A5 JP2011007775A5 (enExample) 2013-04-18
JP5645445B2 true JP5645445B2 (ja) 2014-12-24

Family

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JP2010082803A Expired - Fee Related JP5645445B2 (ja) 2009-05-22 2010-03-31 撮像装置及び撮像方法

Country Status (6)

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US (1) US8982357B2 (enExample)
EP (1) EP2433116A1 (enExample)
JP (1) JP5645445B2 (enExample)
KR (1) KR101459494B1 (enExample)
CN (1) CN102439426B (enExample)
WO (1) WO2010134624A1 (enExample)

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JP5597012B2 (ja) * 2010-03-31 2014-10-01 キヤノン株式会社 断層画像撮像装置および断層画像撮像方法
US9025158B2 (en) * 2010-06-01 2015-05-05 Intuitive Surgical Operations, Inc. Interferometric measurement with crosstalk suppression
US8761479B2 (en) * 2010-11-08 2014-06-24 General Electric Company System and method for analyzing and visualizing spectral CT data
ES2415555B2 (es) 2011-05-20 2014-07-09 Medlumics, S.L. Dispositivo de barrido para interferometría de baja coherencia.
KR101202777B1 (ko) * 2011-05-26 2012-11-19 신동준 회절격자를 이용한 디지털 이미지 검출기 및 검출방법
EP2574273B1 (en) * 2011-06-23 2014-09-24 Nidek Co., Ltd. Optical coherence tomography apparatus
AU2011384708B2 (en) * 2011-12-30 2015-01-22 Alcon Inc. An integrated device for ophthalmology
JP2013146447A (ja) * 2012-01-20 2013-08-01 Canon Inc 撮影装置、画像処理方法、及びプログラム
US8830475B1 (en) * 2013-08-19 2014-09-09 National Cheng Kung University Interferometer and spatial interference fourier transform spectrometer
EP3213053B1 (en) 2014-12-23 2019-08-28 Apple Inc. Optical inspection system and method including accounting for variations of optical path length within a sample
DE102015207328A1 (de) * 2015-04-22 2016-10-27 Siemens Aktiengesellschaft Verfahren zur Tiefenbestimmung
US9869541B2 (en) * 2015-07-22 2018-01-16 Medlumics S.L. High-speed optical coherence tomography using multiple interferometers with suppressed multiple scattering cross-talk
KR102500358B1 (ko) 2015-09-01 2023-02-16 애플 인크. 물질의 비접촉 감지를 위한 레퍼런스 스위치 아키텍처
US10788366B2 (en) 2016-04-21 2020-09-29 Apple Inc. Optical system for reference switching
KR101855816B1 (ko) * 2016-05-13 2018-05-10 주식회사 고영테크놀러지 생체 조직 검사 장치 및 그 방법
CN106725285B (zh) * 2017-01-06 2019-01-11 东北大学秦皇岛分校 光学相干人眼测量装置及人眼测量方法
US10126231B2 (en) 2017-03-15 2018-11-13 Savannah River Nuclear Solutions, Llc High speed spectroscopy using temporal positioned optical fibers with an optical scanner mirror
US11579080B2 (en) 2017-09-29 2023-02-14 Apple Inc. Resolve path optical sampling architectures
EP3734252A4 (en) * 2017-12-25 2021-02-24 NEC Corporation OPTICAL RAY CONTROL UNIT AND DEVICE FOR TOMOGRAPHIC IMAGING WITH OPTICAL INTERFERENCES, USING THEREOF
CN114545550B (zh) 2018-02-13 2024-05-28 苹果公司 具有集成边缘外耦合器的集成光子装置
KR101990251B1 (ko) * 2018-10-15 2019-06-17 경북대학교 산학협력단 광 간섭성 단층 촬영 장치 및 이를 이용한 영상 생성 방법
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Also Published As

Publication number Publication date
JP2011007775A (ja) 2011-01-13
CN102439426B (zh) 2014-04-02
WO2010134624A1 (en) 2010-11-25
US20120062901A1 (en) 2012-03-15
KR101459494B1 (ko) 2014-11-07
US8982357B2 (en) 2015-03-17
CN102439426A (zh) 2012-05-02
EP2433116A1 (en) 2012-03-28
KR20120023104A (ko) 2012-03-12

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