CH569273A5 - - Google Patents
Info
- Publication number
- CH569273A5 CH569273A5 CH1374173A CH1374173A CH569273A5 CH 569273 A5 CH569273 A5 CH 569273A5 CH 1374173 A CH1374173 A CH 1374173A CH 1374173 A CH1374173 A CH 1374173A CH 569273 A5 CH569273 A5 CH 569273A5
- Authority
- CH
- Switzerland
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
- G01J9/04—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by beating two waves of a same source but of different frequency and measuring the phase shift of the lower frequency obtained
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2/00—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light
- G02F2/002—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light using optical mixing
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Optics & Photonics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7237539A FR2203974B1 (sv) | 1972-10-23 | 1972-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH569273A5 true CH569273A5 (sv) | 1975-11-14 |
Family
ID=9106082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1374173A CH569273A5 (sv) | 1972-10-23 | 1973-09-25 |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH569273A5 (sv) |
| DE (1) | DE2353108A1 (sv) |
| FR (1) | FR2203974B1 (sv) |
| GB (1) | GB1437119A (sv) |
| IT (1) | IT996852B (sv) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1076495B (de) * | 1954-08-17 | 1960-02-25 | Ing Ernst Godderidge | Rotierende Verdraengerpumpe |
| DE3446014A1 (de) * | 1984-12-17 | 1986-06-26 | Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5000 Köln | Interferometer nach dem michelson-prinzip |
| GB8525650D0 (en) * | 1985-10-17 | 1985-11-20 | Pilkington Brothers Plc | Interferometer |
| US4749277A (en) * | 1987-01-20 | 1988-06-07 | Gte Laboratories Incorporated | Methods of and apparatus for measuring the frequency response of optical detectors |
| EP0908710B1 (en) * | 1997-09-26 | 2008-06-11 | Japan Science and Technology Agency | Apparatus and method for measuring characteristics of light |
| CN102129050B (zh) * | 2010-12-24 | 2013-05-22 | 核工业西南物理研究院 | 基于光栅调制相位比较等离子体磁场测量方法与装置 |
-
1972
- 1972-10-23 FR FR7237539A patent/FR2203974B1/fr not_active Expired
-
1973
- 1973-09-25 CH CH1374173A patent/CH569273A5/xx not_active IP Right Cessation
- 1973-10-17 GB GB4839673A patent/GB1437119A/en not_active Expired
- 1973-10-18 IT IT7008273A patent/IT996852B/it active
- 1973-10-23 DE DE19732353108 patent/DE2353108A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT996852B (it) | 1975-12-10 |
| DE2353108A1 (de) | 1974-05-09 |
| FR2203974A1 (sv) | 1974-05-17 |
| GB1437119A (en) | 1976-05-26 |
| FR2203974B1 (sv) | 1977-01-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |