JPH01172004U - - Google Patents
Info
- Publication number
- JPH01172004U JPH01172004U JP6960588U JP6960588U JPH01172004U JP H01172004 U JPH01172004 U JP H01172004U JP 6960588 U JP6960588 U JP 6960588U JP 6960588 U JP6960588 U JP 6960588U JP H01172004 U JPH01172004 U JP H01172004U
- Authority
- JP
- Japan
- Prior art keywords
- core
- cladding layer
- boundary
- laser light
- support layer
- 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.)
- Granted
Links
- 239000000835 fiber Substances 0.000 claims description 5
- 238000005253 cladding Methods 0.000 claims 6
- 239000010453 quartz Substances 0.000 claims 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 3
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims 1
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims 1
- 229910052796 boron Inorganic materials 0.000 claims 1
- 229910052731 fluorine Inorganic materials 0.000 claims 1
- 239000011737 fluorine Substances 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Description
第１図は本考案の一実施例の全体側面図、第２
図〜第６図は製造工程説明用要部拡大図、第７図
は第５図の―断面図である。
２……レーザー導光用フアイバ、６……コア、
７……クラツド層、８……サポート層、１０……
入射端部。
Fig. 1 is an overall side view of one embodiment of the present invention;
6 to 6 are enlarged views of main parts for explaining the manufacturing process, and FIG. 7 is a cross-sectional view of FIG. 5. 2... Laser light guide fiber, 6... Core,
7...Claim layer, 8...Support layer, 10...
Incidence end.
Claims (1)
ド層の熱膨脹係数が、上記コアとサポート層の熱
膨脹係数よりも大きいレーザー導光用フアイバに
於て、 レーザー入射端部のみを高温に加熱して、上記
クラツド層とコアとの境界、及び、上記クラツド
層とサポート層との境界の内部応力を、除去して
構成したことを特徴とするレーザー導光用フアイ
バ。 ２ 石英コアと、フツ素又はボロンを加えた石英
系クラツド層と、石英サポート層とを、順次同心
状に積層して成るレーザー導光用フアイバに於て
、 レーザー入射端部のみを１８００°Ｃ〜２１０
０°Ｃに加熱して、上記クラツド層とコアとの境
界、及び、上記クラツド層とサポート層との境界
の内部応力を、除去して構成したことを特徴とす
るレーザー導光用フアイバ。[Claims for Utility Model Registration] 1. In a fiber for laser light guiding, the thermal expansion coefficient of the cladding layer interposed between the core and the support layer is larger than the thermal expansion coefficient of the core and the support layer. A fiber for laser light guiding, characterized in that it is constructed by heating only the end portion to a high temperature to remove internal stress at the boundary between the cladding layer and the core and the boundary between the cladding layer and the support layer. . 2. In a laser light guide fiber made of a quartz core, a quartz-based cladding layer containing fluorine or boron, and a quartz support layer, which are successively laminated concentrically, only the laser input end is heated to 1800°C. ~210
A fiber for laser light guiding, characterized in that it is heated to 0°C to remove internal stress at the boundary between the cladding layer and the core and the boundary between the cladding layer and the support layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988069605U JPH0736326Y2 (en) | 1988-05-26 | 1988-05-26 | Fiber for laser light guide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988069605U JPH0736326Y2 (en) | 1988-05-26 | 1988-05-26 | Fiber for laser light guide |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01172004U true JPH01172004U (en) | 1989-12-06 |
| JPH0736326Y2 JPH0736326Y2 (en) | 1995-08-16 |
Family
ID=31294882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988069605U Expired - Lifetime JPH0736326Y2 (en) | 1988-05-26 | 1988-05-26 | Fiber for laser light guide |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0736326Y2 (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5394944A (en) * | 1978-01-31 | 1978-08-19 | Sumitomo Electric Ind Ltd | Optical transmission path and its production |
| JPS60260904A (en) * | 1984-06-08 | 1985-12-24 | Mitsubishi Rayon Co Ltd | Treatment of end face of plastic optical fiber |
| JPS6150106A (en) * | 1984-08-18 | 1986-03-12 | Dainichi Nippon Cables Ltd | Multiple optical fiber having radiation resistance |
| JPS6215841A (en) * | 1985-07-12 | 1987-01-24 | Matsushita Electronics Corp | Semiconductor device |
-
1988
- 1988-05-26 JP JP1988069605U patent/JPH0736326Y2/en not_active Expired - Lifetime
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5394944A (en) * | 1978-01-31 | 1978-08-19 | Sumitomo Electric Ind Ltd | Optical transmission path and its production |
| JPS60260904A (en) * | 1984-06-08 | 1985-12-24 | Mitsubishi Rayon Co Ltd | Treatment of end face of plastic optical fiber |
| JPS6150106A (en) * | 1984-08-18 | 1986-03-12 | Dainichi Nippon Cables Ltd | Multiple optical fiber having radiation resistance |
| JPS6215841A (en) * | 1985-07-12 | 1987-01-24 | Matsushita Electronics Corp | Semiconductor device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0736326Y2 (en) | 1995-08-16 |
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