JPS59121621U - Optical fiber coupling device - Google Patents

Optical fiber coupling device

Info

Publication number
JPS59121621U
JPS59121621U JP1488183U JP1488183U JPS59121621U JP S59121621 U JPS59121621 U JP S59121621U JP 1488183 U JP1488183 U JP 1488183U JP 1488183 U JP1488183 U JP 1488183U JP S59121621 U JPS59121621 U JP S59121621U
Authority
JP
Japan
Prior art keywords
lens
sleeve
optical fiber
coupling device
ferrule
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
JP1488183U
Other languages
Japanese (ja)
Inventor
喜久 葉上
正夫 橘
間島 秀夫
岩切 豊和
Original Assignee
セイコーインスツルメンツ株式会社
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 セイコーインスツルメンツ株式会社 filed Critical セイコーインスツルメンツ株式会社
Priority to JP1488183U priority Critical patent/JPS59121621U/en
Publication of JPS59121621U publication Critical patent/JPS59121621U/en
Pending legal-status Critical Current

Links

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、従来の光フアイバー結合装置の断面図、第2
図〜第4図は本考案の種々の実施例の断面図である。 1・・・スリーブ、2・・・レンズ、3・・・スペーサ
ー、6…フエルール、7・・・光ファイバー、8・・・
フェルール止め、9・・・弾性部材。
Figure 1 is a cross-sectional view of a conventional optical fiber coupling device;
4 are cross-sectional views of various embodiments of the present invention. 1... Sleeve, 2... Lens, 3... Spacer, 6... Ferrule, 7... Optical fiber, 8...
Ferrule stopper, 9... elastic member.

Claims (4)

【実用新案登録請求の範囲】[Scope of utility model registration request] (1)光ファイバーを芯出し保持したフェルールを嵌合
したスリーブと、前記スリーブの先端開口内に前記フェ
ルールを位置決めするフェルール止めおよびレンズを有
し、前記スリーブ先端外周に取り付けられ前記レンズを
フェルール止めとの間で保持する支持部材を有してなる
光フアイバー結合装置において、前記支持部材は前記レ
ンズを支持固定する面と、前記スリーブの先、端面に相
対する面を有し、前記スリーブの先端面とこのスリーブ
の先端面に相対する支持部材の面との間に弾性部材を介
在し、前記弾性部材の弾性範囲内で前記レンズの位置を
微動調整できるようにしたことを特徴とする光フアイバ
ー結合装置。
(1) A sleeve fitted with a ferrule that holds the optical fiber centered; a ferrule stopper and a lens that position the ferrule within the opening at the tip of the sleeve; In an optical fiber coupling device, the support member has a surface for supporting and fixing the lens, and a surface facing the tip, end surface of the sleeve, An optical fiber coupling characterized in that an elastic member is interposed between the front end surface of the sleeve and the surface of the support member opposite to the distal end surface of the sleeve, so that the position of the lens can be finely adjusted within the elastic range of the elastic member. Device.
(2)  レンズは、その外周が光軸に対して芯出しさ
れ、その外径がスリーブと嵌合するフェルールの外径と
等しいレンズであることを特徴とする実用新案登録請求
の範囲第1項記載による光フアイバー結合装置。
(2) Utility model registration claim 1, wherein the lens is a lens whose outer periphery is centered with respect to the optical axis and whose outer diameter is equal to the outer diameter of the ferrule that fits into the sleeve. Fiber optic coupling device as described.
(3)レンズは、その外径がスリーブと嵌合するフェル
ールの外径と等しい球レンズである実用新  ′本登録
請求の範囲第1項記載による光フアイバー結合装置。
(3) The optical fiber coupling device according to claim 1, wherein the lens is a spherical lens whose outer diameter is equal to the outer diameter of the ferrule fitted with the sleeve.
(4)レンズは、屈折率分布円柱レンズである実用新案
登録請求の範囲第1項記載による光フアイバー結合装置
(4) The optical fiber coupling device according to claim 1, wherein the lens is a gradient index cylindrical lens.
JP1488183U 1983-02-03 1983-02-03 Optical fiber coupling device Pending JPS59121621U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1488183U JPS59121621U (en) 1983-02-03 1983-02-03 Optical fiber coupling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1488183U JPS59121621U (en) 1983-02-03 1983-02-03 Optical fiber coupling device

Publications (1)

Publication Number Publication Date
JPS59121621U true JPS59121621U (en) 1984-08-16

Family

ID=30146222

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1488183U Pending JPS59121621U (en) 1983-02-03 1983-02-03 Optical fiber coupling device

Country Status (1)

Country Link
JP (1) JPS59121621U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6382203U (en) * 1986-11-19 1988-05-30
JP2009047612A (en) * 2007-08-21 2009-03-05 Toyota Motor Corp Exhaust gas analysis sensor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6382203U (en) * 1986-11-19 1988-05-30
JP2009047612A (en) * 2007-08-21 2009-03-05 Toyota Motor Corp Exhaust gas analysis sensor

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