FR2453392B1 - - Google Patents
Info
- Publication number
- FR2453392B1 FR2453392B1 FR7908373A FR7908373A FR2453392B1 FR 2453392 B1 FR2453392 B1 FR 2453392B1 FR 7908373 A FR7908373 A FR 7908373A FR 7908373 A FR7908373 A FR 7908373A FR 2453392 B1 FR2453392 B1 FR 2453392B1
- 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
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
- G01B11/0616—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
- Length Measuring Devices By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7908373A FR2453392A1 (fr) | 1979-04-03 | 1979-04-03 | Dispositif optique d'analyse du relief de couches minces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7908373A FR2453392A1 (fr) | 1979-04-03 | 1979-04-03 | Dispositif optique d'analyse du relief de couches minces |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2453392A1 FR2453392A1 (fr) | 1980-10-31 |
| FR2453392B1 true FR2453392B1 (enExample) | 1981-11-20 |
Family
ID=9223893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7908373A Granted FR2453392A1 (fr) | 1979-04-03 | 1979-04-03 | Dispositif optique d'analyse du relief de couches minces |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR2453392A1 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4798469A (en) * | 1985-10-02 | 1989-01-17 | Burke Victor B | Noncontact gage system utilizing reflected light |
| US5011960A (en) * | 1988-05-20 | 1991-04-30 | Fujitsu Limited | Wiring pattern detection method and apparatus |
| CN116952148B (zh) * | 2023-09-18 | 2023-12-01 | 无锡华天燃气轮机有限公司 | 一种表面附着层厚度测量方法及样块 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3671726A (en) * | 1969-05-23 | 1972-06-20 | Morvue Inc | Electro-optical apparatus for precise on-line measurement of the thickness of moving strip material |
| FR2271590B1 (enExample) * | 1974-01-15 | 1978-12-01 | Thomson Brandt |
-
1979
- 1979-04-03 FR FR7908373A patent/FR2453392A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| FR2453392A1 (fr) | 1980-10-31 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |