JPS57108742A - Interference refractometer - Google Patents

Interference refractometer

Info

Publication number
JPS57108742A
JPS57108742A JP18683380A JP18683380A JPS57108742A JP S57108742 A JPS57108742 A JP S57108742A JP 18683380 A JP18683380 A JP 18683380A JP 18683380 A JP18683380 A JP 18683380A JP S57108742 A JPS57108742 A JP S57108742A
Authority
JP
Japan
Prior art keywords
sample
light flux
constant
modulation
frequency
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.)
Granted
Application number
JP18683380A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0145573B2 (enrdf_load_stackoverflow
Inventor
Sunao Miyazaki
Miyuki Shigehisa
Tsutomu Ichimura
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.)
Jasco Corp
Original Assignee
Japan Spectroscopic Co Ltd
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 Japan Spectroscopic Co Ltd filed Critical Japan Spectroscopic Co Ltd
Priority to JP18683380A priority Critical patent/JPS57108742A/ja
Publication of JPS57108742A publication Critical patent/JPS57108742A/ja
Publication of JPH0145573B2 publication Critical patent/JPH0145573B2/ja
Granted legal-status Critical Current

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
    • G01N21/41—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

Landscapes

  • 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)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
JP18683380A 1980-12-26 1980-12-26 Interference refractometer Granted JPS57108742A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18683380A JPS57108742A (en) 1980-12-26 1980-12-26 Interference refractometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18683380A JPS57108742A (en) 1980-12-26 1980-12-26 Interference refractometer

Publications (2)

Publication Number Publication Date
JPS57108742A true JPS57108742A (en) 1982-07-06
JPH0145573B2 JPH0145573B2 (enrdf_load_stackoverflow) 1989-10-04

Family

ID=16195411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18683380A Granted JPS57108742A (en) 1980-12-26 1980-12-26 Interference refractometer

Country Status (1)

Country Link
JP (1) JPS57108742A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2697336A1 (fr) * 1992-10-28 1994-04-29 Inst Francais Du Petrole Procédé et dispositif de mesure différentielle d'indices de réfraction et utilisation associée.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2697336A1 (fr) * 1992-10-28 1994-04-29 Inst Francais Du Petrole Procédé et dispositif de mesure différentielle d'indices de réfraction et utilisation associée.
WO1994010552A1 (fr) * 1992-10-28 1994-05-11 Institut Français Du Petrole Procede et dispositif de mesure differentielle d'indices de refraction et utilisation associee

Also Published As

Publication number Publication date
JPH0145573B2 (enrdf_load_stackoverflow) 1989-10-04

Similar Documents

Publication Publication Date Title
EP0263931A3 (en) Method and device for measuring continuously the concentration of a gas component
JPS6468625A (en) Light source detector
KR830004602A (ko) 액체를 통해 전달된 광을 측정하는 직독장치
JPS57108742A (en) Interference refractometer
GB2197717B (en) Displacement detection
BR8501938A (pt) Interferometro
GB1274241A (en) Apparatus for measuring the refraction index of a medium along a light path
EP0337796A3 (en) Device for measuring optical frequency modulation characteristics
JPS575187A (en) Recorder
JPS56143544A (en) Error signal detecting system
JPS5758480A (en) De-emphasis circuit
JPS53105992A (en) Stabilizing circuit for lumious element output
JPS57128832A (en) Interference refractometer
JPS5724863A (en) Modulation measuring method of and apparatus for intensity of light
JPS5328447A (en) Measurement of length of optical fiber and device therefor
JPS5624533A (en) Spectroscopic photometry device
JPS57140058A (en) Demodulation system for phase displacement modulation signal
JPS57140057A (en) Demodulating system for phase displacement modulation signal
JPS5683089A (en) Light modulation system
SU866761A1 (ru) Устройство подавлени квадратурной помехи в усилителе след щей системы
JPS5638760A (en) Automatic modulation compensation of pulse or ac for mass spectrograph analysis tube
JPS5714267A (en) Detector for frequency difference
JPS5355146A (en) Optical fiber apparatus
JPS5563146A (en) Monitor system
JPS5374477A (en) Measurement method of complex group refractive indices