JPS611156U - Gas concentration measuring device - Google Patents
Gas concentration measuring deviceInfo
- Publication number
- JPS611156U JPS611156U JP8595184U JP8595184U JPS611156U JP S611156 U JPS611156 U JP S611156U JP 8595184 U JP8595184 U JP 8595184U JP 8595184 U JP8595184 U JP 8595184U JP S611156 U JPS611156 U JP S611156U
- Authority
- JP
- Japan
- Prior art keywords
- photodetector
- laser light
- measuring device
- gas
- concentration measuring
- 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
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来例および本考案の一実施例を説明するため
の概略斜視図であって、１はレーザ光源、２は光検出器
、３はフィルタ、４は測定用セル、９，１１は光入射窓
、１０．１２は光出射窓を夫々示している。FIG. 1 is a schematic perspective view for explaining a conventional example and an embodiment of the present invention, in which 1 is a laser light source, 2 is a photodetector, 3 is a filter, 4 is a measurement cell, and 9 and 11 are 10 and 12 indicate a light entrance window and a light exit window, respectively.
Claims (1)
を受光する光検出器と、前記レーザ光源とこの光検出器
との間に介挿された測定用セルと、を備え、前記測定用
セルを被測定ガス中に配置して、前記レーザ光の前記被
測定ガスによる吸収を前記光検出器にて検出することに
よって被測定ガスの濃度を測定するガス濃度測定装置に
おいて、 前記測定用セルには前記レーザ光が入射される光入射窓
と、前記レーザ光が出射される光出射窓とが、前記光検
出器には前記レーザ光をこの光検出器内部に通過させる
フィルタが設けられており、前記測定用セルの前記光出
射窓と前記光検出器の前記フィルタとは表面が光散乱面
とされていることを特徴とするガス濃度測定装置。[Claims for Utility Model Registration] A laser light source, a photodetector that receives laser light emitted from the laser light source, and a measurement cell inserted between the laser light source and the photodetector. A gas concentration measuring device comprising: arranging the measurement cell in the gas to be measured and measuring the concentration of the gas to be measured by detecting absorption of the laser beam by the gas to be measured with the photodetector; , the measurement cell has a light entrance window through which the laser light is incident, and a light exit window through which the laser light is output, and the photodetector has a light entrance window through which the laser light passes through the inside of the photodetector. A gas concentration measuring device characterized in that a filter is provided, and surfaces of the light exit window of the measurement cell and the filter of the photodetector are light scattering surfaces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8595184U JPS611156U (en) | 1984-06-08 | 1984-06-08 | Gas concentration measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8595184U JPS611156U (en) | 1984-06-08 | 1984-06-08 | Gas concentration measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS611156U true JPS611156U (en) | 1986-01-07 |
Family
ID=30636805
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8595184U Pending JPS611156U (en) | 1984-06-08 | 1984-06-08 | Gas concentration measuring device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS611156U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61166454A (en) * | 1985-01-18 | 1986-07-28 | Fuji Xerox Co Ltd | Paper transporting device |
-
1984
- 1984-06-08 JP JP8595184U patent/JPS611156U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61166454A (en) * | 1985-01-18 | 1986-07-28 | Fuji Xerox Co Ltd | Paper transporting device |
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