FR2075639A5 - - Google Patents
Info
- Publication number
- FR2075639A5 FR2075639A5 FR7101451A FR7101451A FR2075639A5 FR 2075639 A5 FR2075639 A5 FR 2075639A5 FR 7101451 A FR7101451 A FR 7101451A FR 7101451 A FR7101451 A FR 7101451A FR 2075639 A5 FR2075639 A5 FR 2075639A5
- Authority
- FR
- France
- Prior art keywords
- jan
- lens
- produce
- distance
- appear
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/025—Measuring arrangements
-
- 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
-
- 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
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/4788—Diffraction
- G01N2021/479—Speckle
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optical Elements Other Than Lenses (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Holo Graphy (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH79370A CH511428A (de) | 1970-01-21 | 1970-01-21 | Verfahren und Vorrichtung zur Untersuchung bewegter Objekte unter Verwendung von kohärentem Licht |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2075639A5 true FR2075639A5 (fr) | 1971-10-08 |
Family
ID=4195316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7101451A Expired FR2075639A5 (fr) | 1970-01-21 | 1971-01-18 |
Country Status (8)
Country | Link |
---|---|
US (1) | US3702737A (fr) |
CA (1) | CA932174A (fr) |
CH (1) | CH511428A (fr) |
DE (1) | DE2019617C3 (fr) |
FR (1) | FR2075639A5 (fr) |
GB (1) | GB1335442A (fr) |
NL (1) | NL7100671A (fr) |
SE (1) | SE366398B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1449044A (en) * | 1972-11-14 | 1976-09-08 | Kongsberg Vapenfab As | Procedures and apparatuses for determining the shapes of surfaces |
US3952583A (en) * | 1975-01-02 | 1976-04-27 | The United States Of America As Represented By The Secretary Of The Army | Apparatus and method for the remote detection of vibrations of diffuse surfaces |
JPS6036013B2 (ja) * | 1977-09-30 | 1985-08-17 | 動力炉・核燃料開発事業団 | 金属表面の欠陥検査方法 |
US4248093A (en) * | 1979-04-13 | 1981-02-03 | The Boeing Company | Holographic resolution of complex sound fields |
US4824250A (en) * | 1986-11-17 | 1989-04-25 | Newman John W | Non-destructive testing by laser scanning |
-
1970
- 1970-01-21 CH CH79370A patent/CH511428A/de not_active IP Right Cessation
- 1970-04-23 DE DE2019617A patent/DE2019617C3/de not_active Expired
- 1970-12-30 US US102697A patent/US3702737A/en not_active Expired - Lifetime
-
1971
- 1971-01-05 CA CA102148A patent/CA932174A/en not_active Expired
- 1971-01-18 FR FR7101451A patent/FR2075639A5/fr not_active Expired
- 1971-01-19 SE SE00574/71A patent/SE366398B/xx unknown
- 1971-01-19 NL NL7100671A patent/NL7100671A/xx unknown
- 1971-01-19 GB GB254571A patent/GB1335442A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE2019617C3 (de) | 1974-03-21 |
GB1335442A (en) | 1973-10-31 |
CH511428A (de) | 1971-08-15 |
SE366398B (fr) | 1974-04-22 |
CA932174A (en) | 1973-08-21 |
DE2019617B2 (de) | 1973-08-02 |
NL7100671A (fr) | 1971-07-23 |
DE2019617A1 (de) | 1971-07-29 |
US3702737A (en) | 1972-11-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |