JPH0536733B2 - - Google Patents
Info
- Publication number
- JPH0536733B2 JPH0536733B2 JP2207265A JP20726590A JPH0536733B2 JP H0536733 B2 JPH0536733 B2 JP H0536733B2 JP 2207265 A JP2207265 A JP 2207265A JP 20726590 A JP20726590 A JP 20726590A JP H0536733 B2 JPH0536733 B2 JP H0536733B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- detected object
- output
- light receiving
- circuit
- 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 - Lifetime
Links
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Measurement Of Optical Distance (AREA)
- Electronic Switches (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2207265A JPH03179211A (ja) | 1990-08-03 | 1990-08-03 | 反射型光電スイッチ |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2207265A JPH03179211A (ja) | 1990-08-03 | 1990-08-03 | 反射型光電スイッチ |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP58032355A Division JPS59158029A (ja) | 1983-02-28 | 1983-02-28 | 反射型光電スイツチ |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03179211A JPH03179211A (ja) | 1991-08-05 |
| JPH0536733B2 true JPH0536733B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-05-31 |
Family
ID=16536932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2207265A Granted JPH03179211A (ja) | 1990-08-03 | 1990-08-03 | 反射型光電スイッチ |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03179211A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4538928B2 (ja) * | 2000-09-12 | 2010-09-08 | 住友金属工業株式会社 | 結晶粒度異常判定装置および結晶粒度異常判定方法 |
| CN110320327B (zh) * | 2019-06-05 | 2023-12-15 | 浙江杭可科技股份有限公司 | 烟感自动测试装置及检测方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59762B2 (ja) * | 1979-03-09 | 1984-01-09 | 安立電気株式会社 | 変位測定装置 |
| JPS57104809A (en) * | 1980-12-22 | 1982-06-30 | Minolta Camera Co Ltd | Range finder |
| EP0071667A1 (en) * | 1981-08-11 | 1983-02-16 | Karl-Erik Morander | Device for determining the real or the virtual distance of a source of light from a measuring plane |
| JPS5952514A (ja) * | 1982-09-20 | 1984-03-27 | Mitsubishi Heavy Ind Ltd | エアロゾルの浄化方法 |
-
1990
- 1990-08-03 JP JP2207265A patent/JPH03179211A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03179211A (ja) | 1991-08-05 |