JPH0445931U - - Google Patents

Info

Publication number
JPH0445931U
JPH0445931U JP8724790U JP8724790U JPH0445931U JP H0445931 U JPH0445931 U JP H0445931U JP 8724790 U JP8724790 U JP 8724790U JP 8724790 U JP8724790 U JP 8724790U JP H0445931 U JPH0445931 U JP H0445931U
Authority
JP
Japan
Prior art keywords
photoelectric switch
light
receiving element
optical axis
cold mirror
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
JP8724790U
Other languages
English (en)
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 filed Critical
Priority to JP8724790U priority Critical patent/JPH0445931U/ja
Publication of JPH0445931U publication Critical patent/JPH0445931U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Control Of Conveyors (AREA)
  • Controlling Sheets Or Webs (AREA)

Description

【図面の簡単な説明】
第１図はこの考案の一実施例を示す光電スイツ
チの断面図、第２図は第１図に示す光電スイツチ
の照準器を拡大して示す斜視図、第３図はコール
ドミラーの透過特性図である。第４図及び第５図
は従来例を示し、第４図は鉄鋼設備に取付けられ
た光電スイツチを示す斜視図、第５図は第４図の
光電スイツチの概略構成を示す断面図である。 １３……光電スイツチ、１４……受光器、１５
……箱形ケース、１６……集光レンズ、１７……
受光素子、２０……コールドミラー、２１……照
準器、２２……照尺、２２ａ……照準線、２３…
…接眼レンズ。

Claims (1)

  1. 【実用新案登録請求の範囲】 対向する投光器から照射されるレーザ光を検出
    空間を通して受け、集光レンズで集光して受光素
    子に入射させる構成を持ち、この入射の有無によ
    り検出空間における物体の有無を判定して電気信
    号で出力する光電スイツチの受光器において、 集光レンズと受光素子の間の光軸上に、熱線を
    透過し、可視光を反射するコールドミラーを光軸
    と傾斜させて配置するとともに、 受光器のケース側壁に、コールドミラーと対向
    させて、照準線が描かれた照尺と接眼レンズから
    なる照準器を設けたことを特徴とする光電スイツ
    チ。
JP8724790U 1990-08-20 1990-08-20 Pending JPH0445931U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8724790U JPH0445931U (ja) 1990-08-20 1990-08-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8724790U JPH0445931U (ja) 1990-08-20 1990-08-20

Publications (1)

Publication Number Publication Date
JPH0445931U true JPH0445931U (ja) 1992-04-20

Family

ID=31819443

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8724790U Pending JPH0445931U (ja) 1990-08-20 1990-08-20

Country Status (1)

Country Link
JP (1) JPH0445931U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002279538A (ja) * 2001-03-19 2002-09-27 Optex Co Ltd 防犯用センサ装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5436582A (en) * 1977-08-26 1979-03-17 Hokuyo Automatic Co Device for adjusting optical axis of optoelectronic switch

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5436582A (en) * 1977-08-26 1979-03-17 Hokuyo Automatic Co Device for adjusting optical axis of optoelectronic switch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002279538A (ja) * 2001-03-19 2002-09-27 Optex Co Ltd 防犯用センサ装置

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