GB2087545B - Interferometer - Google Patents

Interferometer

Info

Publication number
GB2087545B
GB2087545B GB8034178A GB8034178A GB2087545B GB 2087545 B GB2087545 B GB 2087545B GB 8034178 A GB8034178 A GB 8034178A GB 8034178 A GB8034178 A GB 8034178A GB 2087545 B GB2087545 B GB 2087545B
Authority
GB
United Kingdom
Prior art keywords
interferometer
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
GB8034178A
Other versions
GB2087545A (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.)
Plessey Co Ltd
Original Assignee
Plessey 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 Plessey Co Ltd filed Critical Plessey Co Ltd
Priority to GB8034178A priority Critical patent/GB2087545B/en
Publication of GB2087545A publication Critical patent/GB2087545A/en
Application granted granted Critical
Publication of GB2087545B publication Critical patent/GB2087545B/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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
    • G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
GB8034178A 1980-10-23 1980-10-23 Interferometer Expired GB2087545B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8034178A GB2087545B (en) 1980-10-23 1980-10-23 Interferometer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8034178A GB2087545B (en) 1980-10-23 1980-10-23 Interferometer

Publications (2)

Publication Number Publication Date
GB2087545A GB2087545A (en) 1982-05-26
GB2087545B true GB2087545B (en) 1984-09-19

Family

ID=10516847

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8034178A Expired GB2087545B (en) 1980-10-23 1980-10-23 Interferometer

Country Status (1)

Country Link
GB (1) GB2087545B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62159928A (en) * 1986-01-08 1987-07-15 Nec Corp Frequency response measuring instrument for optical reception system
US4974961A (en) * 1986-09-12 1990-12-04 Jackson David A Optical fibre measuring system

Also Published As

Publication number Publication date
GB2087545A (en) 1982-05-26

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921023