JPH0222321B2 - - Google Patents
Info
- Publication number
- JPH0222321B2 JPH0222321B2 JP25845385A JP25845385A JPH0222321B2 JP H0222321 B2 JPH0222321 B2 JP H0222321B2 JP 25845385 A JP25845385 A JP 25845385A JP 25845385 A JP25845385 A JP 25845385A JP H0222321 B2 JPH0222321 B2 JP H0222321B2
- Authority
- JP
- Japan
- Prior art keywords
- bright spot
- measurement surface
- receiving element
- light receiving
- image
- 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
- 238000005259 measurement Methods 0.000 claims description 25
- 238000006073 displacement reaction Methods 0.000 claims description 11
- 230000003287 optical effect Effects 0.000 claims description 11
- 238000003384 imaging method Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims 1
- 230000001678 irradiating effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000001788 irregular Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Measurement Of Optical Distance (AREA)
- Automatic Focus Adjustment (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25845385A JPS62119408A (ja) | 1985-11-20 | 1985-11-20 | 光学式変位測定装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP25845385A JPS62119408A (ja) | 1985-11-20 | 1985-11-20 | 光学式変位測定装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62119408A JPS62119408A (ja) | 1987-05-30 |
| JPH0222321B2 true JPH0222321B2 (en]) | 1990-05-18 |
Family
ID=17320421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP25845385A Granted JPS62119408A (ja) | 1985-11-20 | 1985-11-20 | 光学式変位測定装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62119408A (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS646810A (en) * | 1987-06-30 | 1989-01-11 | Toyota Motor Corp | Optical scanning type displacement sensor |
-
1985
- 1985-11-20 JP JP25845385A patent/JPS62119408A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62119408A (ja) | 1987-05-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |