JPH0432054U - - Google Patents
Info
- Publication number
- JPH0432054U JPH0432054U JP7416690U JP7416690U JPH0432054U JP H0432054 U JPH0432054 U JP H0432054U JP 7416690 U JP7416690 U JP 7416690U JP 7416690 U JP7416690 U JP 7416690U JP H0432054 U JPH0432054 U JP H0432054U
- Authority
- JP
- Japan
- Prior art keywords
- light
- collimator
- polarizer
- output
- optical fiber
- 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
- 239000013307 optical fiber Substances 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 claims description 4
- 230000010287 polarization Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Testing Of Optical Devices Or Fibers (AREA)
- Light Guides In General And Applications Therefor (AREA)
Description
第１図はこの考案による光フアイバ偏光特性測
定器の構成図、第２図はこの考案による偏光器の
実施例の構成図、第３図は従来技術による光フア
イバ偏光特性測定器の構成図、第４図は従来技術
による偏光器の構造図、第５図は偏光子の機能説
明図、第６図は光の透過パワーと偏光子の回転角
度との関係を示すグラフである。
１……光源、２……光フアイバ、３Ａ……光ア
ダプタ、３・５……コリメータ、４……偏光器、
４Ａ……偏光子、７……光検出器、８……光電力
計。
Fig. 1 is a block diagram of an optical fiber polarization characteristic measuring device according to this invention, Fig. 2 is a block diagram of an embodiment of a polarizer according to this invention, and Fig. 3 is a block diagram of an optical fiber polarization characteristic measuring device according to the prior art. FIG. 4 is a structural diagram of a polarizer according to the prior art, FIG. 5 is a functional diagram of the polarizer, and FIG. 6 is a graph showing the relationship between the transmitted power of light and the rotation angle of the polarizer. 1... Light source, 2... Optical fiber, 3A... Optical adapter, 3.5... Collimator, 4... Polarizer,
4A...Polarizer, 7...Photodetector, 8...Photovoltaic meter.
Claims (1)
イバ２内を進行した前記光が入力端に取り付けら
れた第１の光アダプタ３Ａから入射光となり、前
記入射光を平行光に変換する第１のコリメータ３
と、 第１のコリメータ３の出力光が入射され、回転
自在に保持される偏光子４Ａと、 偏光子４Ａの偏光出力が入射され、前記偏光出
力を集光し、出力端に第２の光アダプタ５Ａが取
り付けられる第２のコリメータ５とを備え、 第１の光アダプタ付き第１のコリメータ３と、
偏光子４Ａと第２の光アダプタ５Ａ付き第２のコ
リメータ５を同軸上に一体に連結して偏光器４を
形成する光フアイバの偏光特性測定器。[Claims for Utility Model Registration] Light from a light source 1 enters an optical fiber 2, and the light that travels through the optical fiber 2 becomes incident light from the first optical adapter 3A attached to the input end, and the incident light The first collimator 3 converts the light into parallel light.
The output light of the first collimator 3 is inputted into a polarizer 4A which is rotatably held, and the polarized light output of the polarizer 4A is inputted, the polarized light output is condensed, and the second light is outputted at the output end. a second collimator 5 to which an adapter 5A is attached; a first collimator 3 with a first optical adapter;
This is an optical fiber polarization characteristic measuring instrument in which a polarizer 4 is formed by integrally connecting a polarizer 4A and a second collimator 5 with a second optical adapter 5A on the same axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7416690U JPH0432054U (en) | 1990-07-12 | 1990-07-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7416690U JPH0432054U (en) | 1990-07-12 | 1990-07-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0432054U true JPH0432054U (en) | 1992-03-16 |
Family
ID=31613627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7416690U Pending JPH0432054U (en) | 1990-07-12 | 1990-07-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0432054U (en) |
-
1990
- 1990-07-12 JP JP7416690U patent/JPH0432054U/ja active Pending
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