JPH0650741Y2 - 受動型赤外線検出装置 - Google Patents
受動型赤外線検出装置Info
- Publication number
- JPH0650741Y2 JPH0650741Y2 JP1989036040U JP3604089U JPH0650741Y2 JP H0650741 Y2 JPH0650741 Y2 JP H0650741Y2 JP 1989036040 U JP1989036040 U JP 1989036040U JP 3604089 U JP3604089 U JP 3604089U JP H0650741 Y2 JPH0650741 Y2 JP H0650741Y2
- Authority
- JP
- Japan
- Prior art keywords
- container
- receiving element
- fresnel lens
- infrared
- light receiving
- 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 30
- 230000007246 mechanism Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 230000003287 optical effect Effects 0.000 description 8
- 230000035945 sensitivity Effects 0.000 description 5
- 239000004698 Polyethylene Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920013716 polyethylene resin Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Radiation Pyrometers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989036040U JPH0650741Y2 (ja) | 1989-03-29 | 1989-03-29 | 受動型赤外線検出装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989036040U JPH0650741Y2 (ja) | 1989-03-29 | 1989-03-29 | 受動型赤外線検出装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02128534U JPH02128534U (en]) | 1990-10-23 |
| JPH0650741Y2 true JPH0650741Y2 (ja) | 1994-12-21 |
Family
ID=31541923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989036040U Expired - Lifetime JPH0650741Y2 (ja) | 1989-03-29 | 1989-03-29 | 受動型赤外線検出装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0650741Y2 (en]) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4702768B2 (ja) * | 2004-07-05 | 2011-06-15 | アツミ電氣株式会社 | 受動型赤外線センサの警戒範囲調整方法 |
| JP7350227B2 (ja) * | 2019-10-25 | 2023-09-26 | 竹中エンジニアリング株式会社 | 遮光シートを備えた受動型赤外線検知装置 |
| DE102022114124A1 (de) * | 2022-06-03 | 2023-12-14 | Steinel Gmbh | Sensor mit Abdeckvorrichtung und Abdeckvorrichtung für diesen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH053993Y2 (en]) * | 1988-04-01 | 1993-01-29 |
-
1989
- 1989-03-29 JP JP1989036040U patent/JPH0650741Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02128534U (en]) | 1990-10-23 |
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