JPH042174U - - Google Patents
Info
- Publication number
- JPH042174U JPH042174U JP4190590U JP4190590U JPH042174U JP H042174 U JPH042174 U JP H042174U JP 4190590 U JP4190590 U JP 4190590U JP 4190590 U JP4190590 U JP 4190590U JP H042174 U JPH042174 U JP H042174U
- Authority
- JP
- Japan
- Prior art keywords
- elevation
- infrared
- low
- sensor
- medium
- 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.)
- Pending
Links
- 238000012806 monitoring device Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Transforming Light Signals Into Electric Signals (AREA)
- Closed-Circuit Television Systems (AREA)
- Optical Radar Systems And Details Thereof (AREA)
- Radiation Pyrometers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4190590U JPH042174U (en]) | 1990-04-19 | 1990-04-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4190590U JPH042174U (en]) | 1990-04-19 | 1990-04-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH042174U true JPH042174U (en]) | 1992-01-09 |
Family
ID=31552975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4190590U Pending JPH042174U (en]) | 1990-04-19 | 1990-04-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH042174U (en]) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021148667A (ja) * | 2020-03-19 | 2021-09-27 | 株式会社リコー | 光学装置及び測距装置 |
-
1990
- 1990-04-19 JP JP4190590U patent/JPH042174U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021148667A (ja) * | 2020-03-19 | 2021-09-27 | 株式会社リコー | 光学装置及び測距装置 |
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