JPS6133017U - optical isolator - Google Patents
optical isolatorInfo
- Publication number
- JPS6133017U JPS6133017U JP11699684U JP11699684U JPS6133017U JP S6133017 U JPS6133017 U JP S6133017U JP 11699684 U JP11699684 U JP 11699684U JP 11699684 U JP11699684 U JP 11699684U JP S6133017 U JPS6133017 U JP S6133017U
- Authority
- JP
- Japan
- Prior art keywords
- faraday
- polarizer
- optical isolator
- elements
- end faces
- 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
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
第１図は本考案の光アイソレーターの一実施例を示す構
成図、第２図は第１図の光アイソレータのアイソレーシ
ョンを説萌するだめの説明図、第３図は従来の光アイソ
レータの正面図である。
１， ３． ５・・・偏光子、２，４・・・ファラデ
ー回転素子、６・・・永久磁石、７：・・光学接着剤、
８・・・小孔。Fig. 1 is a configuration diagram showing an embodiment of the optical isolator of the present invention, Fig. 2 is an explanatory diagram to explain the isolation of the optical isolator of Fig. 1, and Fig. 3 is a front view of a conventional optical isolator. It is a diagram. 1, 3. 5... Polarizer, 2,4... Faraday rotation element, 6... Permanent magnet, 7:... Optical adhesive,
8...Small hole.
Claims (3)
光子、第１のファラデー回転素子、偏光子、第２のファ
ラデー回転素子、偏光子の順に前記各ファラデ一回転素
子の両端面にそれぞれ前記各偏光子を配列して縦続し、
前記各ファラデ一回転素子の外周には永久磁石を配設し
た構成としてあることを特徴とする光アイソレータ。(1) At least two Faraday rotation elements are provided, and a polarizer, a first Faraday rotation element, a polarizer, a second Faraday rotation element, and a polarizer are arranged on both end faces of each of the Faraday rotation elements, respectively. Arrange polarizers in tandem,
An optical isolator characterized in that a permanent magnet is disposed on the outer periphery of each Faraday one-rotation element.
構成する光学ガラスに対して無反射となる無反射コート
を施してあり、前記各ファラデー回転素子の両端面と前
記各偏光子とは、それぞれ光学接着剤で接着して一体化
してある実用新案登録請求の範囲第１項記載の光アイソ
レータ。(2) Both end faces of each of the Faraday rotary elements are coated with an anti-reflection coating that prevents reflection from the optical glass constituting the polarizer, and both end faces of each of the Faraday rotator elements and each of the polarizers The optical isolator according to claim 1, wherein are each bonded together with an optical adhesive.
光子の反射光をそれぞれ通過させる複数個の小孔を設け
てある実用新案登録請求の範囲第１項または第２項記載
の光アイソレータ。(3) The permanent magnet is configured in a cylindrical shape and is provided with a plurality of small holes through which the reflected light from each of the polarizers passes. optical isolator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11699684U JPS6133017U (en) | 1984-07-30 | 1984-07-30 | optical isolator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11699684U JPS6133017U (en) | 1984-07-30 | 1984-07-30 | optical isolator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6133017U true JPS6133017U (en) | 1986-02-28 |
Family
ID=30675909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11699684U Pending JPS6133017U (en) | 1984-07-30 | 1984-07-30 | optical isolator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6133017U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01142525A (en) * | 1987-11-27 | 1989-06-05 | Mitsubishi Kasei Corp | Optical isolator |
| WO2024121905A1 (en) * | 2022-12-05 | 2024-06-13 | 日本電信電話株式会社 | Optical device and optical amplification device |
-
1984
- 1984-07-30 JP JP11699684U patent/JPS6133017U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01142525A (en) * | 1987-11-27 | 1989-06-05 | Mitsubishi Kasei Corp | Optical isolator |
| WO2024121905A1 (en) * | 2022-12-05 | 2024-06-13 | 日本電信電話株式会社 | Optical device and optical amplification device |
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