JPH0262502U - - Google Patents
Info
- Publication number
- JPH0262502U JPH0262502U JP14211888U JP14211888U JPH0262502U JP H0262502 U JPH0262502 U JP H0262502U JP 14211888 U JP14211888 U JP 14211888U JP 14211888 U JP14211888 U JP 14211888U JP H0262502 U JPH0262502 U JP H0262502U
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- substrate
- fiber coupler
- substrates
- metals
- 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
- 239000000758 substrate Substances 0.000 claims description 6
- 239000013307 optical fiber Substances 0.000 claims description 5
- 238000005253 cladding Methods 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims 1
- 238000005498 polishing Methods 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
- 229910001374 Invar Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
Landscapes
- Light Guides In General And Applications Therefor (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Description
第１図は本考案の一実施例を示す斜視図、第２
図、第３図は結合度測定の構成例を示す図、第４
図は基板とクラツド部の高さの関係を示す拡大図
、第５図は従来例を示す斜視図、第６図は従来の
概略製作工程を示す斜視図である。
１０……金属基板（スーパーインバー）、２…
…光フアイバ、３……クラツド、４……コア。
Fig. 1 is a perspective view showing one embodiment of the present invention;
Figure 3 is a diagram showing a configuration example of coupling degree measurement, Figure 4
The figure is an enlarged view showing the relationship between the heights of the substrate and the cladding part, FIG. 5 is a perspective view showing a conventional example, and FIG. 6 is a perspective view showing a schematic conventional manufacturing process. 10... Metal substrate (super invar), 2...
...Optical fiber, 3... Clad, 4... Core.
Claims (1)
部を前記基板とともに研磨して露出させ、その露
出させたクラツド部同士を密着させてなる研磨型
光フアイバカプラにおいて、前記基板として熱膨
脹係数が光フアイバと同程度で溶接可能な金属を
用い、２つの基板を溶接により固定したことを特
徴とする光フアイバカプラ。 In a polishing type optical fiber coupler in which the cladding portion of an optical fiber buried in the surface of a substrate is polished together with the substrate and the exposed cladding portions are brought into close contact with each other, the substrate has a coefficient of thermal expansion similar to that of the optical fiber. An optical fiber coupler characterized in that two substrates are fixed by welding using metals that can be welded to the same degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14211888U JPH0262502U (en) | 1988-10-31 | 1988-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14211888U JPH0262502U (en) | 1988-10-31 | 1988-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0262502U true JPH0262502U (en) | 1990-05-10 |
Family
ID=31407792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14211888U Pending JPH0262502U (en) | 1988-10-31 | 1988-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0262502U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014021225A (en) * | 2012-07-17 | 2014-02-03 | Sumitomo Electric Ind Ltd | Optical component, optical fiber amplifier and optical fiber ring resonator |
| JP5728614B1 (en) * | 2014-09-24 | 2015-06-03 | 株式会社石原産業 | Optical coupler and optical branching method using the optical coupler |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60107008A (en) * | 1983-11-15 | 1985-06-12 | Fujikura Ltd | Manufacture of optical fiber coupler |
| JPS62180308A (en) * | 1986-02-05 | 1987-08-07 | Toshiba Corp | Method and device for manufacturing optical directional coupler |
-
1988
- 1988-10-31 JP JP14211888U patent/JPH0262502U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60107008A (en) * | 1983-11-15 | 1985-06-12 | Fujikura Ltd | Manufacture of optical fiber coupler |
| JPS62180308A (en) * | 1986-02-05 | 1987-08-07 | Toshiba Corp | Method and device for manufacturing optical directional coupler |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014021225A (en) * | 2012-07-17 | 2014-02-03 | Sumitomo Electric Ind Ltd | Optical component, optical fiber amplifier and optical fiber ring resonator |
| JP5728614B1 (en) * | 2014-09-24 | 2015-06-03 | 株式会社石原産業 | Optical coupler and optical branching method using the optical coupler |
| WO2016047233A1 (en) * | 2014-09-24 | 2016-03-31 | 株式会社石原産業 | Optical coupler and method for branching light using optical coupler |
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