JPH0195648U - - Google Patents
Info
- Publication number
- JPH0195648U JPH0195648U JP19072687U JP19072687U JPH0195648U JP H0195648 U JPH0195648 U JP H0195648U JP 19072687 U JP19072687 U JP 19072687U JP 19072687 U JP19072687 U JP 19072687U JP H0195648 U JPH0195648 U JP H0195648U
- Authority
- JP
- Japan
- Prior art keywords
- acousto
- optic
- fiber
- optical path
- light
- 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
- 230000003287 optical effect Effects 0.000 claims description 8
- 239000004606 Fillers/Extenders Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims 2
- 241000282326 Felis catus Species 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
Landscapes
- Spectrometry And Color Measurement (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
Description
第１図〜第３図は本考案の３つの実施例を示し
、第１図はキヤツツアイ式の光路延長器を用いた
音響光学光スイツチの基本構成の平面図であり、
第２図はコーナーキユーブ式の光路延長器を用い
た音響光学光スイツチの基本構成の平面図であり
、第３図はビームスプリツター式の光路延長器を
用いた音響光学光スイツチの基本構成の平面図で
あり、第４図と第５図は従来の音響光学光スイツ
チの基本構成を示す平面図である。
１……入射光フアイバー、２……レンズ、３…
…被測定フアイバー、４……音響光学素子、５…
…反射鏡、６……両凸レンズ、７……フオトダイ
オード、８……コーナーキユーブ、９……ビーム
スプリツター。
1 to 3 show three embodiments of the present invention, and FIG. 1 is a plan view of the basic configuration of an acousto-optic switch using a cat's eye type optical path extender.
Figure 2 is a plan view of the basic configuration of an acousto-optic optical switch using a corner cube type optical path extender, and Figure 3 is a plan view of the basic configuration of an acousto-optic optical switch using a beam splitter type optical path extender. FIG. 4 and FIG. 5 are plan views showing the basic configuration of a conventional acousto-optic switch. 1...Incoming optical fiber, 2...Lens, 3...
... Fiber to be measured, 4... Acousto-optic element, 5...
...reflector, 6...biconvex lens, 7...photodiode, 8...corner cube, 9...beam splitter.
Claims (1)
、被測定フアイバーからの戻り光を回折させる音
響光学素子と、波長により回折角の異なる回折光
を検出する検出手段とからなる音響光学光スイツ
チにおいて、前記検出手段と音響光学素子との間
に、波長により回折角の異なる回折光の光路を延
長し分離するための光路延長器を配置したことを
特徴とする音響光学光スイツチ。 In the acousto-optic switch, which comprises a light source that makes pulsed light incident on the fiber to be measured, an acousto-optic element that diffracts the return light from the fiber to be measured, and a detection means that detects the diffracted light having different diffraction angles depending on the wavelength, 1. An acousto-optic optical switch characterized in that an optical path extender for extending and separating the optical path of diffracted light having different diffraction angles depending on the wavelength is disposed between a detection means and an acousto-optic element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19072687U JPH0195648U (en) | 1987-12-17 | 1987-12-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19072687U JPH0195648U (en) | 1987-12-17 | 1987-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0195648U true JPH0195648U (en) | 1989-06-23 |
Family
ID=31481673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19072687U Pending JPH0195648U (en) | 1987-12-17 | 1987-12-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0195648U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002533747A (en) * | 1998-12-22 | 2002-10-08 | カール ツァイス イエナ ゲーエムベーハー | Separation structure of excitation light and emission light in microscope |
-
1987
- 1987-12-17 JP JP19072687U patent/JPH0195648U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002533747A (en) * | 1998-12-22 | 2002-10-08 | カール ツァイス イエナ ゲーエムベーハー | Separation structure of excitation light and emission light in microscope |