JPH0311209U - - Google Patents

Info

Publication number
JPH0311209U
JPH0311209U JP7176689U JP7176689U JPH0311209U JP H0311209 U JPH0311209 U JP H0311209U JP 7176689 U JP7176689 U JP 7176689U JP 7176689 U JP7176689 U JP 7176689U JP H0311209 U JPH0311209 U JP H0311209U
Authority
JP
Japan
Prior art keywords
light
optical axis
photoelectric detector
prism
adjustment device
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
JP7176689U
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 JP7176689U priority Critical patent/JPH0311209U/ja
Publication of JPH0311209U publication Critical patent/JPH0311209U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Mounting And Adjusting Of Optical Elements (AREA)

Description

【図面の簡単な説明】
第１図は本考案の実施例１を示す要部概略構成
図、第２図は同上に用いるプリズムの動作説明図
、第３図は本考案の実施例２に用いるプリズムの
断面図、第４図は本考案の実施例３を示す要部斜
視図、第５図は本考案の実施例４を示す要部斜視
図、第６図ａ〜ｃはそれぞれ本考案に係る光電式
検知器の概略構成図、第７図および第８図はそれ
ぞれ同上の使用形態を示す概略構成図、第９図は
従来例を示す要部斜視図、第１０図ａ，ｂはそれ
ぞれ同上の要部側面図と要部平面図である。 １……投光部、２……受光部、３……基台、７
……プリズム、８……プリズム小体、９，９′…
…プリズムホルダ。

Claims (1)

  1. 【実用新案登録請求の範囲】 (1) 監視空間に検知光を投光する投光部と、上
    記検知光を受光する受光部とを備え、受光部にお
    ける検知光の受光光量の変化を検出して監視空間
    内での検知対象の存否を検知する光電式検知器に
    おいて、投光部と受光部との少なくともいずれか
    一方の前方には、入射光線と射出光線とが所定の
    偏角をなすプリズムが配設されて成る光電式検知
    器の光軸調節装置。 (2) 上記プリズムは、それぞれ入射光線と射出
    光線とが所定の偏角をなす複数個の帯状のプリズ
    ム小体を略平面上に配列して構成されて成る請求
    項１記載の光電式検知器の光軸調節装置。 (3) 投光部と受光部との少なくともいずれか一
    方は、光軸の向きを調節自在とする基台に取り付
    けられて成る請求項１または請求項２のいずれか
    に記載の光電式検知器の光軸調節装置。 (4) 上記プリズムは投光部と受光部との少なく
    ともいずれか一方に対して着脱自在に配置されて
    成る請求項１ないし請求項３のいずれかに記載の
    光電式検知器の光軸調節装置。
JP7176689U 1989-06-20 1989-06-20 Pending JPH0311209U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7176689U JPH0311209U (ja) 1989-06-20 1989-06-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7176689U JPH0311209U (ja) 1989-06-20 1989-06-20

Publications (1)

Publication Number Publication Date
JPH0311209U true JPH0311209U (ja) 1991-02-04

Family

ID=31609094

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7176689U Pending JPH0311209U (ja) 1989-06-20 1989-06-20

Country Status (1)

Country Link
JP (1) JPH0311209U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS512270Y1 (ja) * 1970-08-08 1976-01-23

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60186710A (ja) * 1984-03-05 1985-09-24 Konishiroku Photo Ind Co Ltd 光電装置
JPS61138911A (ja) * 1984-12-11 1986-06-26 Omron Tateisi Electronics Co 光軸調整装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60186710A (ja) * 1984-03-05 1985-09-24 Konishiroku Photo Ind Co Ltd 光電装置
JPS61138911A (ja) * 1984-12-11 1986-06-26 Omron Tateisi Electronics Co 光軸調整装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS512270Y1 (ja) * 1970-08-08 1976-01-23

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