JPS5979812U - Optical coupling structure of thin film optical waveguide - Google Patents

Optical coupling structure of thin film optical waveguide

Info

Publication number
JPS5979812U
JPS5979812U JP17538482U JP17538482U JPS5979812U JP S5979812 U JPS5979812 U JP S5979812U JP 17538482 U JP17538482 U JP 17538482U JP 17538482 U JP17538482 U JP 17538482U JP S5979812 U JPS5979812 U JP S5979812U
Authority
JP
Japan
Prior art keywords
thin film
optical
substance
optical coupling
waveguide
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
JP17538482U
Other languages
Japanese (ja)
Inventor
直久 井上
和彦 森
俣野　正治
山下　牧
Original Assignee
オムロン株式会社
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 オムロン株式会社 filed Critical オムロン株式会社
Priority to JP17538482U priority Critical patent/JPS5979812U/en
Publication of JPS5979812U publication Critical patent/JPS5979812U/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) [Abstract] 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図はこの考案が対象とする薄膜先導波路の結合構造
の従来例を示す概略側面断面図、第２図ａ、　　ｂはこ
の考案に係る薄膜先導波路の製造工程を示す概略側面断
面図、第３図は光ファイバとの結合例を示す概略側面断
面図である。 ２１・・・・・・光学基板、２２・・・・・・薄膜光導
波路、２２ａ・・・・・・光結合領域、３・・・・・・
光ファイバ。FIG. 1 is a schematic side sectional view showing a conventional example of a coupling structure of a thin film guided waveguide to which this invention is applied; FIGS. FIG. 3 is a schematic side sectional view showing an example of coupling with an optical fiber. 21... Optical substrate, 22... Thin film optical waveguide, 22a... Optical coupling region, 3...
optical fiber.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 光学基板の表面に第１の物質を拡散して薄膜先導波路を
形成するとともに、上記光学基板の表面と側端面との角
部に、上記第１の物質よりも拡散定数が大なる第２の物
質を拡散することにより、上記基板の側端面に大きな面
積を占める光結合面を有して上記薄膜光導波路に比較的
緩かな傾斜でもって連続する光結合領域を形成したこと
を特徴とする薄膜先導波路の光結合構造。A first substance is diffused on the surface of the optical substrate to form a thin film guided waveguide, and a second substance having a diffusion constant larger than that of the first substance is formed at the corner between the surface of the optical substrate and the side end surface. A thin film characterized by having an optical coupling surface occupying a large area on the side end face of the substrate and forming a continuous optical coupling region with a relatively gentle slope in the thin film optical waveguide by diffusing a substance. Optical coupling structure of leading waveguide.
JP17538482U 1982-11-19 1982-11-19 Optical coupling structure of thin film optical waveguide Pending JPS5979812U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17538482U JPS5979812U (en) 1982-11-19 1982-11-19 Optical coupling structure of thin film optical waveguide

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17538482U JPS5979812U (en) 1982-11-19 1982-11-19 Optical coupling structure of thin film optical waveguide

Publications (1)

Publication Number Publication Date
JPS5979812U true JPS5979812U (en) 1984-05-30

Family

ID=30381581

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17538482U Pending JPS5979812U (en) 1982-11-19 1982-11-19 Optical coupling structure of thin film optical waveguide

Country Status (1)

Country Link
JP (1) JPS5979812U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62293202A (en) * 1986-06-12 1987-12-19 Matsushita Electric Ind Co Ltd Manufacture of tapered optical waveguide
JP2001330763A (en) * 2000-03-15 2001-11-30 Hoya Corp Condenser parts as well as light source module, laser device and signal amplifier device using the same

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62293202A (en) * 1986-06-12 1987-12-19 Matsushita Electric Ind Co Ltd Manufacture of tapered optical waveguide
JP2001330763A (en) * 2000-03-15 2001-11-30 Hoya Corp Condenser parts as well as light source module, laser device and signal amplifier device using the same

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