JPS6352694B2 - - Google Patents

Info

Publication number
JPS6352694B2
JPS6352694B2 JP57042584A JP4258482A JPS6352694B2 JP S6352694 B2 JPS6352694 B2 JP S6352694B2 JP 57042584 A JP57042584 A JP 57042584A JP 4258482 A JP4258482 A JP 4258482A JP S6352694 B2 JPS6352694 B2 JP S6352694B2
Authority
JP
Japan
Prior art keywords
polarization
optical
optical fiber
light
maintaining
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.)
Expired
Application number
JP57042584A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58160848A (ja
Inventor
Kyobumi Mochizuki
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.)
KDDI Corp
Original Assignee
Kokusai Denshin Denwa KK
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 Kokusai Denshin Denwa KK filed Critical Kokusai Denshin Denwa KK
Priority to JP57042584A priority Critical patent/JPS58160848A/ja
Priority to GB8307262A priority patent/GB2117132B/en
Publication of JPS58160848A publication Critical patent/JPS58160848A/ja
Publication of JPS6352694B2 publication Critical patent/JPS6352694B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
    • G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
    • 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
    • G01B9/00—Measuring instruments characterised by the use of optical techniques
    • G01B9/02—Interferometers
    • G01B9/02015—Interferometers characterised by the beam path configuration
    • G01B9/02024—Measuring in transmission, i.e. light traverses the object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
    • G01J9/02—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by interferometric methods
    • G01J2009/0226—Fibres

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Health & Medical Sciences (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP57042584A 1982-03-19 1982-03-19 光干渉計 Granted JPS58160848A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP57042584A JPS58160848A (ja) 1982-03-19 1982-03-19 光干渉計
GB8307262A GB2117132B (en) 1982-03-19 1983-03-16 Interferometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57042584A JPS58160848A (ja) 1982-03-19 1982-03-19 光干渉計

Publications (2)

Publication Number Publication Date
JPS58160848A JPS58160848A (ja) 1983-09-24
JPS6352694B2 true JPS6352694B2 (de) 1988-10-19

Family

ID=12640111

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57042584A Granted JPS58160848A (ja) 1982-03-19 1982-03-19 光干渉計

Country Status (2)

Country Link
JP (1) JPS58160848A (de)
GB (1) GB2117132B (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4725143A (en) * 1984-06-30 1988-02-16 Kent Scientific And Industrial Projects Limited Interferometric sensor
US4852106A (en) * 1987-02-19 1989-07-25 Brother Kogyo Kabushiki Kaisha Optical system for producing controlled beat frequency
JP2507790B2 (ja) * 1988-12-20 1996-06-19 富士通株式会社 半導体レ―ザのｆｍ変調特性測定装置
JP2802390B2 (ja) * 1989-06-02 1998-09-24 日本電信電話株式会社 光周波数変調特性の測定装置
JPH0359428A (ja) * 1989-07-28 1991-03-14 Fujitsu Ltd 半導体レーザの周波数変調特性測定方法及び装置
FR2697336B1 (fr) * 1992-10-28 1994-12-16 Inst Francais Du Petrole Procédé et dispositif de mesure différentielle d'indices de réfraction et utilisation associée.
DE102005041491A1 (de) * 2005-09-01 2007-03-08 Robert Bosch Gmbh Interferometrische Messeinrichtung
KR101358091B1 (ko) * 2012-01-11 2014-02-06 주식회사 고영테크놀러지 간섭계 및 이를 이용한 광학장치
CN104330162A (zh) * 2014-11-17 2015-02-04 中国科学院光电研究院 一种便携式傅里叶变换光谱仪

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1175855A (en) * 1966-08-25 1970-01-01 American Optical Corp Improvements in or relating to information processors

Also Published As

Publication number Publication date
GB8307262D0 (en) 1983-04-20
JPS58160848A (ja) 1983-09-24
GB2117132A (en) 1983-10-05
GB2117132B (en) 1986-01-22

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