JPS59109047U - photoelectric switch - Google Patents

photoelectric switch

Info

Publication number
JPS59109047U
JPS59109047U JP356483U JP356483U JPS59109047U JP S59109047 U JPS59109047 U JP S59109047U JP 356483 U JP356483 U JP 356483U JP 356483 U JP356483 U JP 356483U JP S59109047 U JPS59109047 U JP S59109047U
Authority
JP
Japan
Prior art keywords
lens holder
photoelectric switch
optical fiber
tip
lens
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.)
Granted
Application number
JP356483U
Other languages
Japanese (ja)
Other versions
JPH0342594Y2 (en
Inventor
槙野　節夫
Original Assignee
北陽電機株式会社
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 北陽電機株式会社 filed Critical 北陽電機株式会社
Priority to JP356483U priority Critical patent/JPS59109047U/en
Publication of JPS59109047U publication Critical patent/JPS59109047U/en
Application granted granted Critical
Publication of JPH0342594Y2 publication Critical patent/JPH0342594Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lens Barrels (AREA)
  • Switches Operated By Changes In Physical Conditions (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 drawings]

第１図は透過型光電スイッチの平面図、第２図は反射型
光電スイッチの投受光用の光ファイバーとレンズホルダ
ーの平面図、第３図は従来の投受光用の光ファイバーと
レンズホルダーの断面概略図、第４図は従来のレンズホ
ルダー内で、レンズと光ファイバーの間にスペースを設
けた場合の光束の強度分布を示す説明図で、第５図は前
記スペースを設けない場合の光束の強度分布を示す説明
図、第６図は本考案に係るレンズホルダーの断面概略図
、第７図は本考案に係るレンズホルダー内゛　を通過す
る光束を示す説明図である。 ２・・・光ファイバー、２′・・曲投光用光ファイバー
、２＃・・・受光用光ファイバー、３・・・レンズホル
ダー、３′・・・投光用レンズホルダー、３″・・・受
光用レンズホルダー、５・・・レンズ、７・・・ネジ面
。Fig. 1 is a plan view of a transmission type photoelectric switch, Fig. 2 is a plan view of an optical fiber for emitting and receiving light and a lens holder of a reflective photoelectric switch, and Fig. 3 is a schematic cross-sectional view of a conventional optical fiber for emitting and receiving light and a lens holder. Figure 4 is an explanatory diagram showing the intensity distribution of the luminous flux when a space is provided between the lens and the optical fiber in a conventional lens holder, and Fig. 5 is the intensity distribution of the luminous flux when the space is not provided. FIG. 6 is a schematic cross-sectional view of a lens holder according to the present invention, and FIG. 7 is an explanatory diagram showing a light beam passing through the lens holder according to the present invention. 2...Optical fiber, 2'...Optical fiber for curved light emission, 2#...Optical fiber for light reception, 3...Lens holder, 3'...Lens holder for light emission, 3''...For light reception Lens holder, 5...lens, 7...screw surface.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一端にレンズを有するレンズホルダーの他端内に投光又
は受光用の光ファイバーの先端を挿通し、前記レンズホ
ルダーにおいて光ファイバーの先端からレンズホルダー
の先端に到る内周面を粗面に形成したことを特徴とする
光電スイッチ。The tip of an optical fiber for transmitting or receiving light is inserted into the other end of a lens holder having a lens at one end, and the inner peripheral surface of the lens holder from the tip of the optical fiber to the tip of the lens holder is formed into a rough surface. A photoelectric switch featuring
JP356483U 1983-01-14 1983-01-14 photoelectric switch Granted JPS59109047U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP356483U JPS59109047U (en) 1983-01-14 1983-01-14 photoelectric switch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP356483U JPS59109047U (en) 1983-01-14 1983-01-14 photoelectric switch

Publications (2)

Publication Number Publication Date
JPS59109047U true JPS59109047U (en) 1984-07-23
JPH0342594Y2 JPH0342594Y2 (en) 1991-09-06

Family

ID=30135177

Family Applications (1)

Application Number Title Priority Date Filing Date
JP356483U Granted JPS59109047U (en) 1983-01-14 1983-01-14 photoelectric switch

Country Status (1)

Country Link
JP (1) JPS59109047U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6265741U (en) * 1985-10-14 1987-04-23

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6265741U (en) * 1985-10-14 1987-04-23

Also Published As

Publication number Publication date
JPH0342594Y2 (en) 1991-09-06

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