JPS5990848U - gas detector - Google Patents

gas detector

Info

Publication number
JPS5990848U
JPS5990848U JP18868482U JP18868482U JPS5990848U JP S5990848 U JPS5990848 U JP S5990848U JP 18868482 U JP18868482 U JP 18868482U JP 18868482 U JP18868482 U JP 18868482U JP S5990848 U JPS5990848 U JP S5990848U
Authority
JP
Japan
Prior art keywords
laser beam
gas detector
detector
processing device
signal
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
Application number
JP18868482U
Other languages
Japanese (ja)
Inventor
亮 澤田
土肥 正二
Original Assignee
富士通株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 富士通株式会社 filed Critical 富士通株式会社
Priority to JP18868482U priority Critical patent/JPS5990848U/en
Publication of JPS5990848U publication Critical patent/JPS5990848U/en
Pending legal-status Critical Current

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  • 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は従来のガス検知器の光学系を示す説明図、第2
図は本考案に基づ(受光素子廻りの機構を示す説明図で
ある。 図において、1はレーザ光源、2はレーザ光線、3は被
検出ガス、4はレトロ反射鏡、5は検知器、6、 7.
 8. 9は放物面鏡、10は平面反射鏡、11は信号
処理装置、12は積分球、13は受光素子、14は開口
部、15は窓をそれぞれ示す。
Figure 1 is an explanatory diagram showing the optical system of a conventional gas detector, Figure 2
The figure is an explanatory diagram showing the mechanism around the light receiving element based on the present invention. In the figure, 1 is a laser light source, 2 is a laser beam, 3 is a gas to be detected, 4 is a retro reflector, 5 is a detector, 6, 7.
8. 9 is a parabolic mirror, 10 is a plane reflecting mirror, 11 is a signal processing device, 12 is an integrating sphere, 13 is a light receiving element, 14 is an aperture, and 15 is a window.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] レーザ光線を発射するレーザ光線源と、該レーザ光線に
所定の光路を形成させるための光学系と、該レーザ光線
を受光して光電変換して電気信号に変換する検知器と、
前記電気信号を処理する信号処理装置より構成されたガ
ス検知器であって、前記検知器の受光面に前記レーザ光
線を入射させる開口部を有する積分球を付設したことを
特徴とするガス検知器。
A laser beam source that emits a laser beam, an optical system that causes the laser beam to form a predetermined optical path, and a detector that receives and photoelectrically converts the laser beam into an electrical signal.
A gas detector comprising a signal processing device that processes the electric signal, characterized in that the gas detector is equipped with an integrating sphere having an opening through which the laser beam is incident on the light-receiving surface of the detector. .
JP18868482U 1982-12-13 1982-12-13 gas detector Pending JPS5990848U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18868482U JPS5990848U (en) 1982-12-13 1982-12-13 gas detector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18868482U JPS5990848U (en) 1982-12-13 1982-12-13 gas detector

Publications (1)

Publication Number Publication Date
JPS5990848U true JPS5990848U (en) 1984-06-20

Family

ID=30406985

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18868482U Pending JPS5990848U (en) 1982-12-13 1982-12-13 gas detector

Country Status (1)

Country Link
JP (1) JPS5990848U (en)

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