JPS63152531U - - Google Patents
Info
- Publication number
- JPS63152531U JPS63152531U JP4374087U JP4374087U JPS63152531U JP S63152531 U JPS63152531 U JP S63152531U JP 4374087 U JP4374087 U JP 4374087U JP 4374087 U JP4374087 U JP 4374087U JP S63152531 U JPS63152531 U JP S63152531U
- Authority
- JP
- Japan
- Prior art keywords
- pyroelectric infrared
- infrared detecting
- view
- pyroelectric
- pair
- 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
- 238000010586 diagram Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Radiation Pyrometers (AREA)
- Burglar Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4374087U JPH0519789Y2 (en]) | 1987-03-25 | 1987-03-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4374087U JPH0519789Y2 (en]) | 1987-03-25 | 1987-03-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63152531U true JPS63152531U (en]) | 1988-10-06 |
| JPH0519789Y2 JPH0519789Y2 (en]) | 1993-05-25 |
Family
ID=30860886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4374087U Expired - Lifetime JPH0519789Y2 (en]) | 1987-03-25 | 1987-03-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0519789Y2 (en]) |
-
1987
- 1987-03-25 JP JP4374087U patent/JPH0519789Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0519789Y2 (en]) | 1993-05-25 |