JP5546112B2 - 眼科撮像装置および眼科撮像方法 - Google Patents

眼科撮像装置および眼科撮像方法 Download PDF

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Publication number
JP5546112B2
JP5546112B2 JP2008177108A JP2008177108A JP5546112B2 JP 5546112 B2 JP5546112 B2 JP 5546112B2 JP 2008177108 A JP2008177108 A JP 2008177108A JP 2008177108 A JP2008177108 A JP 2008177108A JP 5546112 B2 JP5546112 B2 JP 5546112B2
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light
measurement light
illumination state
eye
imaging apparatus
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JP2008177108A
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Japanese (ja)
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JP2010012166A (ja
JP2010012166A5 (enExample
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太 廣瀬
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Canon Inc
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Canon Inc
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Priority to JP2008177108A priority Critical patent/JP5546112B2/ja
Priority to US12/493,593 priority patent/US7933024B2/en
Publication of JP2010012166A publication Critical patent/JP2010012166A/ja
Publication of JP2010012166A5 publication Critical patent/JP2010012166A5/ja
Priority to US13/070,060 priority patent/US8797545B2/en
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    • 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
    • G01B9/02012—Interferometers characterised by controlling or generating intrinsic radiation properties using temporal intensity variation
    • 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]
    • 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
    • G01B9/02003—Interferometers characterised by controlling or generating intrinsic radiation properties using two or more frequencies using beat frequencies
    • 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
    • G01B9/02034—Interferometers characterised by particularly shaped beams or wavefronts
    • 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
    • G01B9/02083—Interferometers characterised by particular signal processing and presentation
    • G01B9/02087—Combining two or more images of the same region
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/4795—Scattering, i.e. diffuse reflection spatially resolved investigating of object in scattering medium

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Radiology & Medical Imaging (AREA)
  • Molecular Biology (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Ophthalmology & Optometry (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Biophysics (AREA)
  • Public Health (AREA)
  • Biomedical Technology (AREA)
  • Optics & Photonics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Signal Processing (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Eye Examination Apparatus (AREA)
JP2008177108A 2008-07-07 2008-07-07 眼科撮像装置および眼科撮像方法 Expired - Fee Related JP5546112B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2008177108A JP5546112B2 (ja) 2008-07-07 2008-07-07 眼科撮像装置および眼科撮像方法
US12/493,593 US7933024B2 (en) 2008-07-07 2009-06-29 Optical coherence tomographic imaging apparatus and optical coherence tomographic imaging method
US13/070,060 US8797545B2 (en) 2008-07-07 2011-03-23 Optical coherence tomographic imaging apparatus and optical coherence tomographic imaging method

Applications Claiming Priority (1)

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JP2008177108A JP5546112B2 (ja) 2008-07-07 2008-07-07 眼科撮像装置および眼科撮像方法

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JP2010012166A JP2010012166A (ja) 2010-01-21
JP2010012166A5 JP2010012166A5 (enExample) 2011-01-27
JP5546112B2 true JP5546112B2 (ja) 2014-07-09

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JP2010012166A (ja) 2010-01-21
US20110170115A1 (en) 2011-07-14
US20100002241A1 (en) 2010-01-07
US7933024B2 (en) 2011-04-26
US8797545B2 (en) 2014-08-05

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