GB1339368A - Investigating frequency bandwidth of optical radiation - Google Patents

Investigating frequency bandwidth of optical radiation

Info

Publication number
GB1339368A
GB1339368A GB799272A GB799272A GB1339368A GB 1339368 A GB1339368 A GB 1339368A GB 799272 A GB799272 A GB 799272A GB 799272 A GB799272 A GB 799272A GB 1339368 A GB1339368 A GB 1339368A
Authority
GB
United Kingdom
Prior art keywords
beams
radiation
coherence
contrast
path
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
GB799272A
Other languages
English (en)
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.)
BBC BROWN BOVERI and CIE
BBC Brown Boveri AG Switzerland
Original Assignee
BBC BROWN BOVERI and CIE
BBC Brown Boveri AG Switzerland
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 BBC BROWN BOVERI and CIE, BBC Brown Boveri AG Switzerland filed Critical BBC BROWN BOVERI and CIE
Publication of GB1339368A publication Critical patent/GB1339368A/en
Expired 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

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
GB799272A 1971-02-23 1972-02-21 Investigating frequency bandwidth of optical radiation Expired GB1339368A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH263771A CH529343A (de) 1971-02-23 1971-02-23 Verfahren und Anordnung zur Untersuchung der Kohärenz von Lichtstrahlung

Publications (1)

Publication Number Publication Date
GB1339368A true GB1339368A (en) 1973-12-05

Family

ID=4238232

Family Applications (1)

Application Number Title Priority Date Filing Date
GB799272A Expired GB1339368A (en) 1971-02-23 1972-02-21 Investigating frequency bandwidth of optical radiation

Country Status (8)

Country Link
US (1) US3776636A (enExample)
AT (1) AT311087B (enExample)
CA (1) CA951142A (enExample)
CH (1) CH529343A (enExample)
DE (1) DE2112811B2 (enExample)
FR (1) FR2126238B1 (enExample)
GB (1) GB1339368A (enExample)
NL (1) NL7202218A (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2251080A1 (de) * 1972-10-18 1974-05-02 Max Planck Gesellschaft Michelson-interferometer
US3927945A (en) * 1974-10-29 1975-12-23 Harry Eugene Bates Optical coherence and wavelength measurement
FR2428829A1 (fr) * 1978-06-16 1980-01-11 Comp Generale Electricite Dispositif de mesure de la fonction de coherence mutuelle d'un faisceau laser
US10156432B1 (en) 2016-07-19 2018-12-18 Adam Alexander Schmieder Interferometer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2063098A1 (enExample) * 1969-09-12 1971-07-09 Commissariat Energie Atomique

Also Published As

Publication number Publication date
US3776636A (en) 1973-12-04
AT311087B (de) 1973-10-25
DE2112811C3 (enExample) 1973-10-18
DE2112811A1 (de) 1972-08-31
NL7202218A (enExample) 1972-08-25
FR2126238A1 (enExample) 1972-10-06
FR2126238B1 (enExample) 1975-02-14
CA951142A (en) 1974-07-16
CH529343A (de) 1972-10-15
DE2112811B2 (de) 1973-03-29

Similar Documents

Publication Publication Date Title
JPS567006A (en) Method of extending measurement range of interference
GB1287612A (en) Improvements in and relating to interferential devices
FR2361628B1 (enExample)
AT360243B (de) Laserentfernungsmessgeraet nach dem prinzip der laufzeitmessung
ES374972A1 (es) Sensor de movimiento sin contacto.
ES2021389B3 (es) Dispositivo y procedimiento para la produccion de un rayo de luz telecentrico y procedimiento para la fabricacion de un elemento holografico
GB1339368A (en) Investigating frequency bandwidth of optical radiation
GB1537925A (en) Interferometer to measure small displacements
GB1063468A (en) Mining apparatus
JPS57207805A (en) Displacement measuring device
BE847105A (fr) Dispositif de combinaison de faisceaux laser de differentes frequences,
GB1187030A (en) An Improved Method and Apparatus for the Measurement of Speed.
JPS52150059A (en) Length measuring apparatus
GB1408414A (en) Device for measuring the displacement of a measuring point along at least two coordinate directions
FR2345701A1 (fr) Procede et dispositif pour mesurer des deplacements ou vibrations d'une surface
BE840484A (fr) Dispositif pour l'evaluation de signaux de mesure inconstants
JPS532076B1 (enExample)
GB1308957A (en) Methods and apparatus for determining the distance of an object
FR2352279A1 (fr) Procede de mesure interferometrique des intervalles, epaisseurs ou planeites
GB1348767A (en) Holography
JPS5337456A (en) Distance measuring device
GB1297853A (enExample)
SU735914A1 (ru) Способ измерени малых поперечных размеров
GB1320390A (en) Apparatus for detecting or measuring the local velocity of a radiation-permeable medium
Kiess Beat-Frequency Interferometer with Moving Mirror

Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee