DE3703086C2 - - Google Patents

Info

Publication number
DE3703086C2
DE3703086C2 DE3703086A DE3703086A DE3703086C2 DE 3703086 C2 DE3703086 C2 DE 3703086C2 DE 3703086 A DE3703086 A DE 3703086A DE 3703086 A DE3703086 A DE 3703086A DE 3703086 C2 DE3703086 C2 DE 3703086C2
Authority
DE
Germany
Prior art keywords
partial
refractometer according
beam splitter
vacuum
beams
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
DE3703086A
Other languages
German (de)
English (en)
Other versions
DE3703086A1 (de
Inventor
Dieter Dr. 3000 Hannover De Froelich
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.)
Apfixturlaser Moelndal Se AB
Original Assignee
DR DIETER FROELICH PHYSIKALISCHE OPTIK und OPTOELEKTRONIK ENTWICKLUNG - HERSTELLUNG - VERTRIEB 3000 HANNOVER DE
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 DR DIETER FROELICH PHYSIKALISCHE OPTIK und OPTOELEKTRONIK ENTWICKLUNG - HERSTELLUNG - VERTRIEB 3000 HANNOVER DE filed Critical DR DIETER FROELICH PHYSIKALISCHE OPTIK und OPTOELEKTRONIK ENTWICKLUNG - HERSTELLUNG - VERTRIEB 3000 HANNOVER DE
Priority to DE19873703086 priority Critical patent/DE3703086A1/de
Priority to ES198888100343T priority patent/ES2031160T3/es
Priority to EP88100343A priority patent/EP0277496B1/de
Priority to AT88100343T priority patent/ATE74435T1/de
Priority to DE8888100343T priority patent/DE3869634D1/de
Priority to JP63021441A priority patent/JPS63195547A/ja
Publication of DE3703086A1 publication Critical patent/DE3703086A1/de
Application granted granted Critical
Publication of DE3703086C2 publication Critical patent/DE3703086C2/de
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)
  • Instruments For Measurement Of Length By Optical Means (AREA)
DE19873703086 1987-02-03 1987-02-03 Laserinterferometer-refraktometer Granted DE3703086A1 (de)

Priority Applications (6)

Application Number Priority Date Filing Date Title
DE19873703086 DE3703086A1 (de) 1987-02-03 1987-02-03 Laserinterferometer-refraktometer
ES198888100343T ES2031160T3 (es) 1987-02-03 1988-01-13 Interferometro-refractometro por laser.
EP88100343A EP0277496B1 (de) 1987-02-03 1988-01-13 Laserinterferometer-Refraktometer
AT88100343T ATE74435T1 (de) 1987-02-03 1988-01-13 Laserinterferometer-refraktometer.
DE8888100343T DE3869634D1 (de) 1987-02-03 1988-01-13 Laserinterferometer-refraktometer.
JP63021441A JPS63195547A (ja) 1987-02-03 1988-02-02 レーザー干渉計・屈折計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19873703086 DE3703086A1 (de) 1987-02-03 1987-02-03 Laserinterferometer-refraktometer

Publications (2)

Publication Number Publication Date
DE3703086A1 DE3703086A1 (de) 1988-08-11
DE3703086C2 true DE3703086C2 (US07576130-20090818-C00114.png) 1989-09-07

Family

ID=6320071

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19873703086 Granted DE3703086A1 (de) 1987-02-03 1987-02-03 Laserinterferometer-refraktometer
DE8888100343T Expired - Fee Related DE3869634D1 (de) 1987-02-03 1988-01-13 Laserinterferometer-refraktometer.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE8888100343T Expired - Fee Related DE3869634D1 (de) 1987-02-03 1988-01-13 Laserinterferometer-refraktometer.

Country Status (5)

Country Link
EP (1) EP0277496B1 (US07576130-20090818-C00114.png)
JP (1) JPS63195547A (US07576130-20090818-C00114.png)
AT (1) ATE74435T1 (US07576130-20090818-C00114.png)
DE (2) DE3703086A1 (US07576130-20090818-C00114.png)
ES (1) ES2031160T3 (US07576130-20090818-C00114.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5867271A (en) * 1993-11-17 1999-02-02 Advantest Corporation Michelson interferometer including a non-polarizing beam splitter

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03257353A (ja) * 1990-03-08 1991-11-15 Yokogawa Electric Corp 空気の屈折率測定装置
US5469261A (en) * 1994-04-05 1995-11-21 Carl Zeiss, Inc. Measurement of lens characteristics
AU2002950968A0 (en) * 2002-08-23 2002-09-12 Australian National University Spectroscopic measurement of dispersion
GB2406903B (en) * 2003-10-07 2006-11-22 Interferomet Ltd Method of and apparatus for use in determining refractive index
CN108254339A (zh) * 2017-12-22 2018-07-06 北京航天计量测试技术研究所 一种大量程气体折射率实时测量系统
CN110389112B (zh) * 2019-07-22 2022-08-09 浙江理工大学 一种高精度激光调制干涉空气折射率绝对测量装置及方法
CN114923878B (zh) * 2022-03-16 2024-04-30 中交一公局集团有限公司 一种便携式瓦斯检测装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1244424B (de) * 1965-05-14 1967-07-13 Zeiss Carl Fa Verfahren und Einrichtung zur interferentiellen Wegmessung
GB1103270A (en) * 1965-06-10 1968-02-14 Parsons & Co Sir Howard G Improvements in and relating to optical interferometers
DE2510651A1 (de) * 1975-03-12 1976-09-23 Kroebel Werner Verfahren und anrodnung zur messung von attenuationen, attenuationsdifferenzen und attenuationsquotienten
DE2540984A1 (de) * 1975-09-13 1977-03-17 Krautkraemer Gmbh Verfahren und vorrichtung zur veraenderung der optischen weglaenge eines interferometerarmes
DE3401900A1 (de) * 1984-01-20 1985-08-01 Fa. Carl Zeiss, 7920 Heidenheim Interferometer zur laengen- oder winkelmessung
DE3503007A1 (de) * 1985-01-30 1986-07-31 Dr. Johannes Heidenhain Gmbh, 8225 Traunreut Verfahren zum messen von geometrischen groessen und einrichtung zur durchfuehrung des verfahrens
DE3527579C1 (de) * 1985-08-01 1986-04-17 Daimler-Benz Ag, 7000 Stuttgart Laserinterferometer-Refraktometer
DE8701592U1 (de) * 1987-02-03 1987-05-21 Dr. Dieter Frölich Physikalische Optik und Optoelektronik Entwicklung - Herstellung - Vertrieb, 3000 Hannover Laserinterferometer-Refraktometer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5867271A (en) * 1993-11-17 1999-02-02 Advantest Corporation Michelson interferometer including a non-polarizing beam splitter

Also Published As

Publication number Publication date
EP0277496B1 (de) 1992-04-01
JPS63195547A (ja) 1988-08-12
ATE74435T1 (de) 1992-04-15
EP0277496A2 (de) 1988-08-10
EP0277496A3 (en) 1989-05-03
DE3869634D1 (de) 1992-05-07
ES2031160T3 (es) 1992-12-01
DE3703086A1 (de) 1988-08-11

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: SPINDLER & HOYER GMBH & CO, 3400 GOETTINGEN, DE

8327 Change in the person/name/address of the patent owner

Owner name: SPINDLER & HOYER GMBH, 37081 GOETTINGEN, DE

8327 Change in the person/name/address of the patent owner

Owner name: TAYLOR HOBSON LTD., LEICESTER, LEICESTERSHIRE, GB

8328 Change in the person/name/address of the agent

Free format text: STREHL, SCHUEBEL-HOPF & PARTNER, 80538 MUENCHEN

8327 Change in the person/name/address of the patent owner

Owner name: A.P.FIXTURLASER AB, MOELNDAL, SE

8339 Ceased/non-payment of the annual fee