FR2153124B2 - - Google Patents
Info
- Publication number
- FR2153124B2 FR2153124B2 FR7131183A FR7131183A FR2153124B2 FR 2153124 B2 FR2153124 B2 FR 2153124B2 FR 7131183 A FR7131183 A FR 7131183A FR 7131183 A FR7131183 A FR 7131183A FR 2153124 B2 FR2153124 B2 FR 2153124B2
- Authority
- FR
- France
- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/02—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light
- G02B26/04—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the intensity of light by periodically varying the intensity of light, e.g. using choppers
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- 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
- G01H9/002—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means for representing acoustic field distribution
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7131183A FR2153124B2 (de) | 1971-08-27 | 1971-08-27 | |
| US00256019A US3829827A (en) | 1971-05-28 | 1972-05-23 | Acoustical holography system for acoustic image conversion |
| DE19722225821 DE2225821A1 (de) | 1971-05-28 | 1972-05-26 | System zur Sichtbarmachung eines Gegen Stands durch akustische Holographie |
| GB2509472A GB1385265A (en) | 1971-05-28 | 1972-05-26 | Acoustical holography system for acoustic image conversion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7131183A FR2153124B2 (de) | 1971-08-27 | 1971-08-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2153124A2 FR2153124A2 (de) | 1973-05-04 |
| FR2153124B2 true FR2153124B2 (de) | 1974-01-04 |
Family
ID=9082280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7131183A Expired FR2153124B2 (de) | 1971-05-28 | 1971-08-27 |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2153124B2 (de) |
-
1971
- 1971-08-27 FR FR7131183A patent/FR2153124B2/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2153124A2 (de) | 1973-05-04 |