JPH0434680U - - Google Patents
Info
- Publication number
- JPH0434680U JPH0434680U JP7529890U JP7529890U JPH0434680U JP H0434680 U JPH0434680 U JP H0434680U JP 7529890 U JP7529890 U JP 7529890U JP 7529890 U JP7529890 U JP 7529890U JP H0434680 U JPH0434680 U JP H0434680U
- Authority
- JP
- Japan
- Prior art keywords
- projector
- optical fiber
- infrared
- facing
- receiver
- 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
- 239000013307 optical fiber Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims 1
- 230000003287 optical effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Burglar Alarm Systems (AREA)
- Electronic Switches (AREA)
Description
第１図は本考案に係る対向式赤外線検知器の一
実施例の構成を示す図、第２図は従来の対向式赤
外線検知器の構成例を示す図である。 ２０……受光器、２１……反射鏡、２２……光
フアイバー、２３……固定器具、２４……コネク
タ、２５……発光素子、２６……受光器回路系。
実施例の構成を示す図、第２図は従来の対向式赤
外線検知器の構成例を示す図である。 ２０……受光器、２１……反射鏡、２２……光
フアイバー、２３……固定器具、２４……コネク
タ、２５……発光素子、２６……受光器回路系。
Claims (1)
- 投光器と受光器が対向して設置してなる対向式
赤外線侵入者検知器において、受光器は投光器か
らの赤外線を光フアイバーの一端で受光し、前記
光フアイバーの他端に配置した光電素子で光電気
変換を行う光学系を備えることを特徴とする対向
式赤外線検知器。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7529890U JPH0434680U (ja) | 1990-07-16 | 1990-07-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7529890U JPH0434680U (ja) | 1990-07-16 | 1990-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0434680U true JPH0434680U (ja) | 1992-03-23 |
Family
ID=31615756
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7529890U Pending JPH0434680U (ja) | 1990-07-16 | 1990-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0434680U (ja) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5362552A (en) * | 1976-11-15 | 1978-06-05 | Matsushita Electric Works Ltd | Beam type detector |
-
1990
- 1990-07-16 JP JP7529890U patent/JPH0434680U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5362552A (en) * | 1976-11-15 | 1978-06-05 | Matsushita Electric Works Ltd | Beam type detector |