GB1498944A - Interferometer systems - Google Patents

Interferometer systems

Info

Publication number
GB1498944A
GB1498944A GB18479/74A GB1847974A GB1498944A GB 1498944 A GB1498944 A GB 1498944A GB 18479/74 A GB18479/74 A GB 18479/74A GB 1847974 A GB1847974 A GB 1847974A GB 1498944 A GB1498944 A GB 1498944A
Authority
GB
United Kingdom
Prior art keywords
mirror
interferometer
detector
april
state
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
GB18479/74A
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.)
UK Secretary of State for Industry
Original Assignee
UK Secretary of State for Industry
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 UK Secretary of State for Industry filed Critical UK Secretary of State for Industry
Priority to GB18479/74A priority Critical patent/GB1498944A/en
Priority to FR7513013A priority patent/FR2269073A1/fr
Priority to DE19752518346 priority patent/DE2518346A1/de
Publication of GB1498944A publication Critical patent/GB1498944A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B2290/00—Aspects of interferometers not specifically covered by any group under G01B9/02
    • G01B2290/65—Spatial scanning object beam

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
GB18479/74A 1974-04-26 1974-04-26 Interferometer systems Expired GB1498944A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB18479/74A GB1498944A (en) 1974-04-26 1974-04-26 Interferometer systems
FR7513013A FR2269073A1 (enExample) 1974-04-26 1975-04-25
DE19752518346 DE2518346A1 (de) 1974-04-26 1975-04-25 Interferometriegeraet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB18479/74A GB1498944A (en) 1974-04-26 1974-04-26 Interferometer systems

Publications (1)

Publication Number Publication Date
GB1498944A true GB1498944A (en) 1978-01-25

Family

ID=10113139

Family Applications (1)

Application Number Title Priority Date Filing Date
GB18479/74A Expired GB1498944A (en) 1974-04-26 1974-04-26 Interferometer systems

Country Status (3)

Country Link
DE (1) DE2518346A1 (enExample)
FR (1) FR2269073A1 (enExample)
GB (1) GB1498944A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2433205A1 (fr) * 1978-08-08 1980-03-07 Anvar Procede et dispositif d'interpolation des franges d'interference
CN113967608B (zh) * 2021-12-22 2022-04-26 南京英田光学工程股份有限公司 星载mems光束控制摆镜的地面筛选测试装置及方法

Also Published As

Publication number Publication date
DE2518346A1 (de) 1975-12-18
FR2269073A1 (enExample) 1975-11-21

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee