JPH0145002B2 - - Google Patents
Info
- Publication number
- JPH0145002B2 JPH0145002B2 JP58022489A JP2248983A JPH0145002B2 JP H0145002 B2 JPH0145002 B2 JP H0145002B2 JP 58022489 A JP58022489 A JP 58022489A JP 2248983 A JP2248983 A JP 2248983A JP H0145002 B2 JPH0145002 B2 JP H0145002B2
- Authority
- JP
- Japan
- Prior art keywords
- disk
- photodetector
- laser beam
- irradiation point
- light reception
- 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
- 238000001514 detection method Methods 0.000 claims description 6
- 238000009412 basement excavation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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
- G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
- Control Of Position, Course, Altitude, Or Attitude Of Moving Bodies (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58022489A JPS59147203A (ja) | 1983-02-14 | 1983-02-14 | 移動体の位置検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP58022489A JPS59147203A (ja) | 1983-02-14 | 1983-02-14 | 移動体の位置検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59147203A JPS59147203A (ja) | 1984-08-23 |
| JPH0145002B2 true JPH0145002B2 (sv) | 1989-10-02 |
Family
ID=12084137
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58022489A Granted JPS59147203A (ja) | 1983-02-14 | 1983-02-14 | 移動体の位置検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59147203A (sv) |
-
1983
- 1983-02-14 JP JP58022489A patent/JPS59147203A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59147203A (ja) | 1984-08-23 |
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