JPS61160403U - - Google Patents
Info
- Publication number
- JPS61160403U JPS61160403U JP11897084U JP11897084U JPS61160403U JP S61160403 U JPS61160403 U JP S61160403U JP 11897084 U JP11897084 U JP 11897084U JP 11897084 U JP11897084 U JP 11897084U JP S61160403 U JPS61160403 U JP S61160403U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- electric field
- field sensor
- optical
- piezoelectric body
- 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 8
- 230000005684 electric field Effects 0.000 claims 3
- 230000003287 optical effect Effects 0.000 claims 2
- 230000000694 effects Effects 0.000 claims 1
- 230000001902 propagating effect Effects 0.000 claims 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Light Guides In General And Applications Therefor (AREA)
Description
第1図は光電界センサの基本的構成を示すブロ
ツク図、第2図は本考案の実施例を示す模式的断
面図、第3図は他の実施例を示す模式的断面図で
ある。
1……レーザ発振器、3M……測定用光フアイ
バ、3R……参照用光フアイバ、11……内部導
体、12……絶縁体、14……外被、15……内
部圧電体、16……外部圧電体、50……検出部
、52……圧電体。
FIG. 1 is a block diagram showing the basic structure of a photoelectric field sensor, FIG. 2 is a schematic cross-sectional view showing an embodiment of the present invention, and FIG. 3 is a schematic cross-sectional view showing another embodiment. DESCRIPTION OF SYMBOLS 1...Laser oscillator, 3M...Optical fiber for measurement, 3R...Optical fiber for reference, 11...Internal conductor, 12...Insulator, 14...Outer cover, 15...Internal piezoelectric body, 16... External piezoelectric body, 50... detection section, 52... piezoelectric body.
Claims (1)
、圧電効果により光フアイバに歪みを与える圧電
体とを具備し、光フアイバ中を伝播する光の位相
変化を測定することにより電界を光学的に検出す
るようにしたことを特徴とする光電界センサ。 2 前記光フアイバはコイル状に巻回されている
実用新案登録請求の範囲第1項記載の光電界セン
サ。 3 前記圧電体は光フアイバのコイルの内側及び
/又は外側に配されている実用新案登録請求の範
囲第2項記載の光電界センサ。[Claims for Utility Model Registration] 1. Comprising an optical fiber and a piezoelectric body disposed in close proximity to the optical fiber and applying distortion to the optical fiber through a piezoelectric effect, the device measures the phase change of light propagating through the optical fiber. An optical electric field sensor is characterized in that the electric field is detected optically. 2. The optical electric field sensor according to claim 1, wherein the optical fiber is wound into a coil. 3. The photoelectric field sensor according to claim 2, wherein the piezoelectric body is arranged inside and/or outside a coil of an optical fiber.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11897084U JPS61160403U (en) | 1984-07-31 | 1984-07-31 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11897084U JPS61160403U (en) | 1984-07-31 | 1984-07-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61160403U true JPS61160403U (en) | 1986-10-04 |
Family
ID=30677847
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11897084U Pending JPS61160403U (en) | 1984-07-31 | 1984-07-31 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61160403U (en) |
-
1984
- 1984-07-31 JP JP11897084U patent/JPS61160403U/ja active Pending
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