JPS5382450A - Method and apparatus of measuring dimensions - Google Patents
Method and apparatus of measuring dimensionsInfo
- Publication number
- JPS5382450A JPS5382450A JP15906076A JP15906076A JPS5382450A JP S5382450 A JPS5382450 A JP S5382450A JP 15906076 A JP15906076 A JP 15906076A JP 15906076 A JP15906076 A JP 15906076A JP S5382450 A JPS5382450 A JP S5382450A
- Authority
- JP
- Japan
- Prior art keywords
- measuring dimensions
- threshold values
- dimensions
- measuring
- measurements
- 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 improve the accuracy of measurement in changing threshold values and performing multiple times of measurements in a method of comparing the outputs of photoelectric element with threshold values.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15906076A JPS5925442B2 (en) | 1976-12-28 | 1976-12-28 | Dimension measurement method and device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP15906076A JPS5925442B2 (en) | 1976-12-28 | 1976-12-28 | Dimension measurement method and device |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5382450A true JPS5382450A (en) | 1978-07-20 |
JPS5925442B2 JPS5925442B2 (en) | 1984-06-18 |
Family
ID=15685333
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP15906076A Expired JPS5925442B2 (en) | 1976-12-28 | 1976-12-28 | Dimension measurement method and device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5925442B2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61275608A (en) * | 1985-05-31 | 1986-12-05 | Rigaku Keisoku Kk | Displacement detecting device |
-
1976
- 1976-12-28 JP JP15906076A patent/JPS5925442B2/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61275608A (en) * | 1985-05-31 | 1986-12-05 | Rigaku Keisoku Kk | Displacement detecting device |
Also Published As
Publication number | Publication date |
---|---|
JPS5925442B2 (en) | 1984-06-18 |
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