JPWO2021246497A1 - - Google Patents

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Publication number
JPWO2021246497A1
JPWO2021246497A1 JP2022528897A JP2022528897A JPWO2021246497A1 JP WO2021246497 A1 JPWO2021246497 A1 JP WO2021246497A1 JP 2022528897 A JP2022528897 A JP 2022528897A JP 2022528897 A JP2022528897 A JP 2022528897A JP WO2021246497 A1 JPWO2021246497 A1 JP WO2021246497A1
Authority
JP
Japan
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.)
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Application number
JP2022528897A
Other versions
JP7376052B2 (ja
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 filed Critical
Publication of JPWO2021246497A1 publication Critical patent/JPWO2021246497A1/ja
Application granted granted Critical
Publication of JP7376052B2 publication Critical patent/JP7376052B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
    • G01B11/18—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge using photoelastic elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L1/00—Measuring force or stress, in general
    • G01L1/24—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet
    • G01L1/242—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre
    • G01L1/246—Measuring force or stress, in general by measuring variations of optical properties of material when it is stressed, e.g. by photoelastic stress analysis using infrared, visible light, ultraviolet the material being an optical fibre using integrated gratings, e.g. Bragg gratings
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/636—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited using an arrangement of pump beam and probe beam; using the measurement of optical non-linear properties
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/954—Inspecting the inner surface of hollow bodies, e.g. bores
    • 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
    • G01N2021/4704—Angular selective
    • G01N2021/4709—Backscatter
    • 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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
    • G01N21/636—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited using an arrangement of pump beam and probe beam; using the measurement of optical non-linear properties
    • G01N2021/638—Brillouin effect, e.g. stimulated Brillouin effect
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/88—Investigating the presence of flaws or contamination
    • G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
    • G01N21/954—Inspecting the inner surface of hollow bodies, e.g. bores
    • G01N2021/9542—Inspecting the inner surface of hollow bodies, e.g. bores using a probe
    • G01N2021/9546—Inspecting the inner surface of hollow bodies, e.g. bores using a probe with remote light transmitting, e.g. optical fibres

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP2022528897A 2020-06-05 2021-06-03 形状測定システム及び形状測定方法 Active JP7376052B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020098349 2020-06-05
JP2020098349 2020-06-05
PCT/JP2021/021283 WO2021246497A1 (ja) 2020-06-05 2021-06-03 形状測定システム及び形状測定方法

Publications (2)

Publication Number Publication Date
JPWO2021246497A1 true JPWO2021246497A1 (ja) 2021-12-09
JP7376052B2 JP7376052B2 (ja) 2023-11-08

Family

ID=78831274

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022528897A Active JP7376052B2 (ja) 2020-06-05 2021-06-03 形状測定システム及び形状測定方法

Country Status (4)

Country Link
US (1) US20230147800A1 (ja)
EP (1) EP4163586A4 (ja)
JP (1) JP7376052B2 (ja)
WO (1) WO2021246497A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023120055A1 (ja) * 2021-12-24 2023-06-29 日本電信電話株式会社 形状測定システム及び形状測定方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8773650B2 (en) 2009-09-18 2014-07-08 Intuitive Surgical Operations, Inc. Optical position and/or shape sensing
JP6346852B2 (ja) 2014-11-27 2018-06-20 日本電信電話株式会社 光ファイバの曲げ形状測定装置及びその曲げ形状測定方法
EP3307134B1 (en) 2015-06-15 2019-03-13 Koninklijke Philips N.V. Optical shape sensing system and method for sensing a position and/or shape of a medical device using backscatter reflectometry
CN105371781B (zh) * 2015-11-13 2018-09-07 华中科技大学 一种三维形状测量方法
EP3742210B1 (en) 2016-05-11 2022-10-05 Intuitive Surgical Operations, Inc. Redundant core in multicore optical fiber for safety
DE102016214887A1 (de) 2016-08-10 2018-02-15 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Faseroptischer Sensor sowie Verfahren zu dessen Herstellung und Verwendung
CN110243302B (zh) * 2018-03-08 2020-11-06 桂林电子科技大学 反射式多芯循环串接光纤形状传感器

Also Published As

Publication number Publication date
EP4163586A1 (en) 2023-04-12
EP4163586A4 (en) 2024-02-21
WO2021246497A1 (ja) 2021-12-09
JP7376052B2 (ja) 2023-11-08
US20230147800A1 (en) 2023-05-11

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