JPS52127351A - Automatic roughness detector - Google Patents
Automatic roughness detectorInfo
- Publication number
- JPS52127351A JPS52127351A JP4361876A JP4361876A JPS52127351A JP S52127351 A JPS52127351 A JP S52127351A JP 4361876 A JP4361876 A JP 4361876A JP 4361876 A JP4361876 A JP 4361876A JP S52127351 A JPS52127351 A JP S52127351A
- Authority
- JP
- Japan
- Prior art keywords
- roughness detector
- automatic
- automatic roughness
- moire
- electric signals
- 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.)
- Granted
Links
Landscapes
- Length Measuring Devices By Optical Means (AREA)
Abstract
PURPOSE: To detect the surface roughness of a body by forming a Moire on the surface of the body, by scanning the Moire at two or more positions to convert them into electric signals, and by detecting the phase difference between the electric signals.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4361876A JPS52127351A (en) | 1976-04-19 | 1976-04-19 | Automatic roughness detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4361876A JPS52127351A (en) | 1976-04-19 | 1976-04-19 | Automatic roughness detector |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52127351A true JPS52127351A (en) | 1977-10-25 |
JPS576045B2 JPS576045B2 (en) | 1982-02-03 |
Family
ID=12668817
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4361876A Granted JPS52127351A (en) | 1976-04-19 | 1976-04-19 | Automatic roughness detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52127351A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59157507A (en) * | 1983-02-28 | 1984-09-06 | Matsushita Electric Works Ltd | Shape defect detector |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5018062A (en) * | 1973-06-18 | 1975-02-26 |
-
1976
- 1976-04-19 JP JP4361876A patent/JPS52127351A/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5018062A (en) * | 1973-06-18 | 1975-02-26 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59157507A (en) * | 1983-02-28 | 1984-09-06 | Matsushita Electric Works Ltd | Shape defect detector |
Also Published As
Publication number | Publication date |
---|---|
JPS576045B2 (en) | 1982-02-03 |
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