DE602005027852D1 - Optischer phasenschieber auf basis einer gemusterten drehscheibe für optische spektralbereichskohärenztomografie - Google Patents

Optischer phasenschieber auf basis einer gemusterten drehscheibe für optische spektralbereichskohärenztomografie

Info

Publication number
DE602005027852D1
DE602005027852D1 DE602005027852T DE602005027852T DE602005027852D1 DE 602005027852 D1 DE602005027852 D1 DE 602005027852D1 DE 602005027852 T DE602005027852 T DE 602005027852T DE 602005027852 T DE602005027852 T DE 602005027852T DE 602005027852 D1 DE602005027852 D1 DE 602005027852D1
Authority
DE
Germany
Prior art keywords
disk
optical
zentomography
rotary disc
spectral range
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
Application number
DE602005027852T
Other languages
English (en)
Inventor
Matthew J Everett
Scott A Meyer
Yan Zhou
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.)
Carl Zeiss Meditec Inc
Original Assignee
Carl Zeiss Meditec Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Carl Zeiss Meditec Inc filed Critical Carl Zeiss Meditec Inc
Publication of DE602005027852D1 publication Critical patent/DE602005027852D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • A61B3/1005—Objective types, i.e. instruments for examining the eyes independent of the patients' perceptions or reactions for measuring distances inside the eye, e.g. thickness of the cornea
    • 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
    • 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
    • G01B9/02049—Interferometers characterised by particular mechanical design details
    • 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
    • G01B2290/35—Mechanical variable delay line

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Ophthalmology & Optometry (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Radiology & Medical Imaging (AREA)
  • Biophysics (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)
  • Optical Head (AREA)
  • Optical Recording Or Reproduction (AREA)
DE602005027852T 2004-09-03 2005-08-30 Optischer phasenschieber auf basis einer gemusterten drehscheibe für optische spektralbereichskohärenztomografie Active DE602005027852D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/933,795 US7433046B2 (en) 2004-09-03 2004-09-03 Patterned spinning disk based optical phase shifter for spectral domain optical coherence tomography
PCT/US2005/031204 WO2006028926A1 (en) 2004-09-03 2005-08-30 Patterned spinning disk based optical phase shifter for spectral domain optical

Publications (1)

Publication Number Publication Date
DE602005027852D1 true DE602005027852D1 (de) 2011-06-16

Family

ID=35429209

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005027852T Active DE602005027852D1 (de) 2004-09-03 2005-08-30 Optischer phasenschieber auf basis einer gemusterten drehscheibe für optische spektralbereichskohärenztomografie

Country Status (5)

Country Link
US (1) US7433046B2 (de)
EP (1) EP1784677B1 (de)
AT (1) ATE508385T1 (de)
DE (1) DE602005027852D1 (de)
WO (1) WO2006028926A1 (de)

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Also Published As

Publication number Publication date
ATE508385T1 (de) 2011-05-15
WO2006028926A1 (en) 2006-03-16
US20060072424A1 (en) 2006-04-06
EP1784677B1 (de) 2011-05-04
EP1784677A1 (de) 2007-05-16
US7433046B2 (en) 2008-10-07

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