WO2008151155A3 - Polarization-sensitive spectral interferometry - Google Patents

Polarization-sensitive spectral interferometry Download PDF

Info

Publication number
WO2008151155A3
WO2008151155A3 PCT/US2008/065570 US2008065570W WO2008151155A3 WO 2008151155 A3 WO2008151155 A3 WO 2008151155A3 US 2008065570 W US2008065570 W US 2008065570W WO 2008151155 A3 WO2008151155 A3 WO 2008151155A3
Authority
WO
WIPO (PCT)
Prior art keywords
polarization
sensitive spectral
spectral interferometry
sample
sensitive
Prior art date
Application number
PCT/US2008/065570
Other languages
French (fr)
Other versions
WO2008151155A2 (en
Inventor
Thomas E Milner
Nathaniel J Kemp
Eunha Kim
Original Assignee
Univ Texas
Volcano Corp
Thomas E Milner
Nathaniel J Kemp
Eunha Kim
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 Univ Texas, Volcano Corp, Thomas E Milner, Nathaniel J Kemp, Eunha Kim filed Critical Univ Texas
Publication of WO2008151155A2 publication Critical patent/WO2008151155A2/en
Publication of WO2008151155A3 publication Critical patent/WO2008151155A3/en

Links

Classifications

    • 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
    • A61B3/102—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
    • G01B9/02004—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
    • G01B2290/70—Using polarization in the interferometer

Abstract

A polarization sensitive spectral interferometer apparatus and method for analyzing a sample. The polarization sensitive spectral interferometer apparatus and method determines polarization properties of the sample.
PCT/US2008/065570 2007-05-31 2008-06-02 Polarization-sensitive spectral interferometry WO2008151155A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US93254607P 2007-05-31 2007-05-31
US60/932,546 2007-05-31

Publications (2)

Publication Number Publication Date
WO2008151155A2 WO2008151155A2 (en) 2008-12-11
WO2008151155A3 true WO2008151155A3 (en) 2009-08-06

Family

ID=40094392

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2008/065570 WO2008151155A2 (en) 2007-05-31 2008-06-02 Polarization-sensitive spectral interferometry

Country Status (1)

Country Link
WO (1) WO2008151155A2 (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
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CA2763324C (en) * 2009-05-28 2018-10-23 Avinger, Inc. Optical coherence tomography for biological imaging
DE102009031194A1 (en) * 2009-06-29 2010-12-30 Evgeny Pavlovich Germanov Et Al Cell and tissue microstructure malignancy determining method for treatment of e.g. cancer in human, involves carrying out consideration that malignant tissue and normal tissue are characterized by different signals
EP2448502B1 (en) 2009-07-01 2022-04-06 Avinger, Inc. Atherectomy catheter with laterally-displaceable tip
US9052497B2 (en) 2011-03-10 2015-06-09 King Abdulaziz City For Science And Technology Computing imaging data using intensity correlation interferometry
WO2012145133A2 (en) 2011-03-28 2012-10-26 Avinger, Inc. Occlusion-crossing devices, imaging, and atherectomy devices
AU2012236545B2 (en) * 2011-03-29 2017-02-02 Neurovision Imaging, Inc. Apparatus and method for identifying one or more amyloid beta plaques in a plurality of discrete OCT retinal layers
GB2499435A (en) * 2012-02-17 2013-08-21 Univ Sheffield Production and analysis of depth-resolved electromagnetic signals
EP2849636B1 (en) 2012-05-14 2020-04-22 Avinger, Inc. Optical coherence tomography with graded index fiber for biological imaging
WO2014085911A1 (en) 2012-12-05 2014-06-12 Tornado Medical Systems, Inc. System and method for wide field oct imaging
US10932670B2 (en) 2013-03-15 2021-03-02 Avinger, Inc. Optical pressure sensor assembly
WO2014143064A1 (en) 2013-03-15 2014-09-18 Avinger, Inc. Chronic total occlusion crossing devices with imaging
EP3019096B1 (en) 2013-07-08 2023-07-05 Avinger, Inc. System for identification of elastic lamina to guide interventional therapy
US9310182B2 (en) 2013-12-30 2016-04-12 Axsun Technologies Llc Spectral filtering of k-clock signal in OCT system and method
EP3166512B1 (en) 2014-07-08 2020-08-19 Avinger, Inc. High speed chronic total occlusion crossing devices
JP2016022010A (en) * 2014-07-16 2016-02-08 キヤノン株式会社 Image processing device, image processing method, and program
EP3655748B1 (en) 2017-07-18 2023-08-09 Perimeter Medical Imaging, Inc. Sample container for stabilizing and aligning excised biological tissue samples for ex vivo analysis
US10983338B2 (en) * 2017-12-29 2021-04-20 Palo Alto Research Center Incorporated Exit-pupil expander used distribute light over a liquid-crystal variable retarder
JP7195769B2 (en) * 2018-05-24 2022-12-26 キヤノン株式会社 Imaging device and its operating method
ES2948491B2 (en) * 2023-06-09 2024-02-29 Univ Madrid Complutense Optoelectronic device to simultaneously determine the absolute retardance and the rotation angle of an optical retarder

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6208415B1 (en) * 1997-06-12 2001-03-27 The Regents Of The University Of California Birefringence imaging in biological tissue using polarization sensitive optical coherent tomography
US6501551B1 (en) * 1991-04-29 2002-12-31 Massachusetts Institute Of Technology Fiber optic imaging endoscope interferometer with at least one faraday rotator
US20070015969A1 (en) * 2005-06-06 2007-01-18 Board Of Regents, The University Of Texas System OCT using spectrally resolved bandwidth
US7177491B2 (en) * 2001-01-12 2007-02-13 Board Of Regents The University Of Texas System Fiber-based optical low coherence tomography

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6501551B1 (en) * 1991-04-29 2002-12-31 Massachusetts Institute Of Technology Fiber optic imaging endoscope interferometer with at least one faraday rotator
US6208415B1 (en) * 1997-06-12 2001-03-27 The Regents Of The University Of California Birefringence imaging in biological tissue using polarization sensitive optical coherent tomography
US7177491B2 (en) * 2001-01-12 2007-02-13 Board Of Regents The University Of Texas System Fiber-based optical low coherence tomography
US20070015969A1 (en) * 2005-06-06 2007-01-18 Board Of Regents, The University Of Texas System OCT using spectrally resolved bandwidth

Also Published As

Publication number Publication date
WO2008151155A2 (en) 2008-12-11

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