JPH0233331U - - Google Patents
Info
- Publication number
- JPH0233331U JPH0233331U JP11233688U JP11233688U JPH0233331U JP H0233331 U JPH0233331 U JP H0233331U JP 11233688 U JP11233688 U JP 11233688U JP 11233688 U JP11233688 U JP 11233688U JP H0233331 U JPH0233331 U JP H0233331U
- Authority
- JP
- Japan
- Prior art keywords
- lens
- ray
- hot
- fresnel lens
- pyroelectric element
- 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
- 238000010586 diagram Methods 0.000 description 7
- 238000001514 detection method Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11233688U JPH0233331U (ro) | 1988-08-26 | 1988-08-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11233688U JPH0233331U (ro) | 1988-08-26 | 1988-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0233331U true JPH0233331U (ro) | 1990-03-02 |
Family
ID=31351184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11233688U Pending JPH0233331U (ro) | 1988-08-26 | 1988-08-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0233331U (ro) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0533086U (ja) * | 1991-10-11 | 1993-04-30 | 株式会社チノー | 検知装置 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5752091B2 (ro) * | 1975-06-24 | 1982-11-05 | ||
| JPS5752090B2 (ro) * | 1978-06-26 | 1982-11-05 | ||
| JPS6348788A (ja) * | 1986-08-13 | 1988-03-01 | 安田 繁之 | 面状発熱体 |
-
1988
- 1988-08-26 JP JP11233688U patent/JPH0233331U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5752091B2 (ro) * | 1975-06-24 | 1982-11-05 | ||
| JPS5752090B2 (ro) * | 1978-06-26 | 1982-11-05 | ||
| JPS6348788A (ja) * | 1986-08-13 | 1988-03-01 | 安田 繁之 | 面状発熱体 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0533086U (ja) * | 1991-10-11 | 1993-04-30 | 株式会社チノー | 検知装置 |