JPH0525032Y2 - - Google Patents
Info
- Publication number
- JPH0525032Y2 JPH0525032Y2 JP15873287U JP15873287U JPH0525032Y2 JP H0525032 Y2 JPH0525032 Y2 JP H0525032Y2 JP 15873287 U JP15873287 U JP 15873287U JP 15873287 U JP15873287 U JP 15873287U JP H0525032 Y2 JPH0525032 Y2 JP H0525032Y2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- heat ray
- heat
- light emitting
- focal point
- 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
- 238000001514 detection method Methods 0.000 claims description 11
- 230000003287 optical effect Effects 0.000 description 5
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15873287U JPH0525032Y2 (zh) | 1987-10-19 | 1987-10-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15873287U JPH0525032Y2 (zh) | 1987-10-19 | 1987-10-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0164790U JPH0164790U (zh) | 1989-04-25 |
| JPH0525032Y2 true JPH0525032Y2 (zh) | 1993-06-24 |
Family
ID=31439323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15873287U Expired - Lifetime JPH0525032Y2 (zh) | 1987-10-19 | 1987-10-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0525032Y2 (zh) |
-
1987
- 1987-10-19 JP JP15873287U patent/JPH0525032Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0164790U (zh) | 1989-04-25 |
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