JP2014238526A - 光ファイバ - Google Patents
光ファイバ Download PDFInfo
- Publication number
- JP2014238526A JP2014238526A JP2013121562A JP2013121562A JP2014238526A JP 2014238526 A JP2014238526 A JP 2014238526A JP 2013121562 A JP2013121562 A JP 2013121562A JP 2013121562 A JP2013121562 A JP 2013121562A JP 2014238526 A JP2014238526 A JP 2014238526A
- Authority
- JP
- Japan
- Prior art keywords
- refractive index
- cladding
- optical fiber
- core
- added
- 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
- 239000013307 optical fiber Substances 0.000 title claims abstract description 41
- 238000005253 cladding Methods 0.000 claims abstract description 57
- 239000011521 glass Substances 0.000 claims description 34
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 25
- 229910052731 fluorine Inorganic materials 0.000 claims description 13
- 239000011737 fluorine Substances 0.000 claims description 13
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 claims 2
- 230000000994 depressogenic effect Effects 0.000 abstract description 8
- 230000005540 biological transmission Effects 0.000 description 19
- 238000000034 method Methods 0.000 description 13
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 11
- 239000004071 soot Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
- G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
- G02B6/03638—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only
- G02B6/03644—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 3 layers only arranged - + -
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
- G02B6/0283—Graded index region external to the central core segment, e.g. sloping layer or triangular or trapezoidal layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
- G02B6/0286—Combination of graded index in the central core segment and a graded index layer external to the central core segment
Abstract
Description
Claims (2)
- 少なくともClが添加されたSiO2ガラスからなるコアと、
前記コアを取り囲み、前記コアの屈折率より低い屈折率を有し、少なくともフッ素が添加されたSiO2ガラスからなる第一クラッドと、
前記第一クラッドを取り囲み、前記コアの屈折率より低く前記第一クラッドの屈折率より高い屈折率を有し、少なくともフッ素が添加されたSiO2ガラスからなる第二クラッドと、
を備え、
前記第二クラッドが、一様な屈折率を有する外側領域と、前記外側領域より内側にあって前記外側領域の屈折率より高い屈折率を有する内側領域とに区分され、
前記内側領域の最大屈折率と前記外側領域の屈折率との差が0.10%以下であり、
前記内側領域の径方向の厚みが25μm以下である、
ことを特徴とする光ファイバ。 - 前記内側領域の最大屈折率と前記第一クラッドの屈折率との差が0.05%以上0.15%以下であることを特徴とする請求項1に記載の光ファイバ。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013121562A JP6268758B2 (ja) | 2013-06-10 | 2013-06-10 | 光ファイバ |
PCT/JP2014/065112 WO2014199922A1 (ja) | 2013-06-10 | 2014-06-06 | 光ファイバ |
CN201480029719.6A CN105324691B (zh) | 2013-06-10 | 2014-06-06 | 光纤 |
EP14811519.9A EP3009868B1 (en) | 2013-06-10 | 2014-06-06 | Optical fiber |
US14/897,192 US9588286B2 (en) | 2013-06-10 | 2014-06-06 | Optical fiber |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013121562A JP6268758B2 (ja) | 2013-06-10 | 2013-06-10 | 光ファイバ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014238526A true JP2014238526A (ja) | 2014-12-18 |
JP6268758B2 JP6268758B2 (ja) | 2018-01-31 |
Family
ID=52022218
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013121562A Active JP6268758B2 (ja) | 2013-06-10 | 2013-06-10 | 光ファイバ |
Country Status (5)
Country | Link |
---|---|
US (1) | US9588286B2 (ja) |
EP (1) | EP3009868B1 (ja) |
JP (1) | JP6268758B2 (ja) |
CN (1) | CN105324691B (ja) |
WO (1) | WO2014199922A1 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019172197A1 (ja) | 2018-03-06 | 2019-09-12 | 住友電気工業株式会社 | 光ファイバ |
GB2583575A (en) * | 2019-03-14 | 2020-11-04 | Sumitomo Electric Industries | Optical fiber |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018022413A1 (en) * | 2016-07-29 | 2018-02-01 | Corning Incorporated | Single mode optical fiber with chlorine doped core and low bend loss |
WO2018022411A1 (en) * | 2016-07-29 | 2018-02-01 | Corning Incorporated | Low loss single mode fiber with chlorine doped core |
WO2018093451A2 (en) | 2016-09-21 | 2018-05-24 | Corning Incorporated | Optical fibers having a varying clad index and methods of forming same |
WO2022010667A1 (en) * | 2020-07-07 | 2022-01-13 | Corning Incorporated | Optical fiber with inverse triangular trench design |
JP2023553985A (ja) * | 2020-12-11 | 2023-12-26 | コーニング インコーポレイテッド | 低トレンチ量のシングルモード超低損失光ファイバ |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6021009A (ja) * | 1983-06-29 | 1985-02-02 | ア−・エヌ・テ−・ナツハリヒテンテヒニ−ク・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | 単一モ−ドw−フアイバ− |
JPH09127354A (ja) * | 1995-08-31 | 1997-05-16 | Sumitomo Electric Ind Ltd | 分散補償ファイバ |
JPH1152161A (ja) * | 1997-06-05 | 1999-02-26 | Lucent Technol Inc | 光ファイバ |
WO2000017685A1 (fr) * | 1998-09-18 | 2000-03-30 | Sumitomo Electric Industries, Ltd. | Fibre a compensation de dispersion |
WO2000042458A1 (fr) * | 1999-01-18 | 2000-07-20 | Sumitomo Electric Industries, Ltd. | Fibre optique et son procede de fabrication |
US20020000104A1 (en) * | 1998-10-29 | 2002-01-03 | Sumitomo Electric Industries, Ltd. | Methods of making preform and optical fiber |
JP2003075674A (ja) * | 2001-08-31 | 2003-03-12 | Hitachi Cable Ltd | 低非線形低分散スロープ光ファイバ |
JP2003146680A (ja) * | 2001-11-07 | 2003-05-21 | Sumitomo Electric Ind Ltd | 光ファイバの製造方法 |
WO2003086997A1 (fr) * | 2002-04-16 | 2003-10-23 | Sumitomo Electric Industries, Ltd. | Procede de production d'une preforme de fibre optique, procede de production d'une fibre optique et fibre optique elle-meme |
JP2008058663A (ja) * | 2006-08-31 | 2008-03-13 | Furukawa Electric Co Ltd:The | 光ファイバおよび光ファイバテープならびに光インターコネクションシステム |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE181595T1 (de) * | 1984-11-15 | 1986-09-04 | Polaroid Corp., Cambridge, Mass. | Dielektrischer wellenleiter mit chlordopierung. |
CN1174268C (zh) * | 1998-09-18 | 2004-11-03 | 住友电气工业株式会社 | 色散补偿光纤 |
JP3784656B2 (ja) * | 2001-03-15 | 2006-06-14 | 株式会社フジクラ | 分散補償光ファイバおよびこれを用いた分散補償モジュールと光ファイバ複合伝送路 |
WO2005021455A2 (en) * | 2003-08-29 | 2005-03-10 | Corning Incorporated | Optical fiber containing an alkali metal oxide and methods and apparatus for manufacturing same |
US7570844B2 (en) * | 2005-01-18 | 2009-08-04 | Doron Handelman | Photonic integrated circuit device and elements thereof |
JP2006293117A (ja) * | 2005-04-13 | 2006-10-26 | Furukawa Electric Co Ltd:The | 光ファイバおよびそれを用いた光通信システム |
US7088900B1 (en) * | 2005-04-14 | 2006-08-08 | Corning Incorporated | Alkali and fluorine doped optical fiber |
JP4999063B2 (ja) * | 2006-10-19 | 2012-08-15 | 古河電気工業株式会社 | 光ファイバ |
US7844155B2 (en) * | 2007-05-07 | 2010-11-30 | Corning Incorporated | Optical fiber containing alkali metal oxide |
KR101720138B1 (ko) * | 2010-03-10 | 2017-03-28 | 헤래우스 크바르츠글라스 게엠베하 & 컴파니 케이지 | 광섬유를 제조하기 위한 방법 및 관형 반제품 |
JP5974488B2 (ja) * | 2011-04-15 | 2016-08-23 | 住友電気工業株式会社 | 光ファイバおよび光ファイバ母材 |
JP2013032241A (ja) * | 2011-08-01 | 2013-02-14 | Sumitomo Electric Ind Ltd | 光ファイバ母材製造方法 |
JP6136261B2 (ja) * | 2012-01-23 | 2017-05-31 | 住友電気工業株式会社 | 光ファイバ |
CN102654602B (zh) * | 2012-05-08 | 2014-02-26 | 长飞光纤光缆有限公司 | 一种光纤及其制造方法 |
EP2952490A4 (en) * | 2013-02-04 | 2016-10-05 | Sumitomo Electric Industries | OPTICAL FIBER PREFORM AND PROCESS FOR PRODUCING THE SAME |
US9658395B2 (en) * | 2014-10-21 | 2017-05-23 | Ofs Fitel, Llc | Low loss optical fiber and method of making the same |
-
2013
- 2013-06-10 JP JP2013121562A patent/JP6268758B2/ja active Active
-
2014
- 2014-06-06 US US14/897,192 patent/US9588286B2/en active Active
- 2014-06-06 EP EP14811519.9A patent/EP3009868B1/en active Active
- 2014-06-06 CN CN201480029719.6A patent/CN105324691B/zh active Active
- 2014-06-06 WO PCT/JP2014/065112 patent/WO2014199922A1/ja active Application Filing
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6021009A (ja) * | 1983-06-29 | 1985-02-02 | ア−・エヌ・テ−・ナツハリヒテンテヒニ−ク・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング | 単一モ−ドw−フアイバ− |
JPH09127354A (ja) * | 1995-08-31 | 1997-05-16 | Sumitomo Electric Ind Ltd | 分散補償ファイバ |
JPH1152161A (ja) * | 1997-06-05 | 1999-02-26 | Lucent Technol Inc | 光ファイバ |
WO2000017685A1 (fr) * | 1998-09-18 | 2000-03-30 | Sumitomo Electric Industries, Ltd. | Fibre a compensation de dispersion |
US20020000104A1 (en) * | 1998-10-29 | 2002-01-03 | Sumitomo Electric Industries, Ltd. | Methods of making preform and optical fiber |
WO2000042458A1 (fr) * | 1999-01-18 | 2000-07-20 | Sumitomo Electric Industries, Ltd. | Fibre optique et son procede de fabrication |
JP2003075674A (ja) * | 2001-08-31 | 2003-03-12 | Hitachi Cable Ltd | 低非線形低分散スロープ光ファイバ |
JP2003146680A (ja) * | 2001-11-07 | 2003-05-21 | Sumitomo Electric Ind Ltd | 光ファイバの製造方法 |
WO2003086997A1 (fr) * | 2002-04-16 | 2003-10-23 | Sumitomo Electric Industries, Ltd. | Procede de production d'une preforme de fibre optique, procede de production d'une fibre optique et fibre optique elle-meme |
JP2008058663A (ja) * | 2006-08-31 | 2008-03-13 | Furukawa Electric Co Ltd:The | 光ファイバおよび光ファイバテープならびに光インターコネクションシステム |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019172197A1 (ja) | 2018-03-06 | 2019-09-12 | 住友電気工業株式会社 | 光ファイバ |
JPWO2019172197A1 (ja) * | 2018-03-06 | 2021-03-04 | 住友電気工業株式会社 | 光ファイバ |
US11181684B2 (en) | 2018-03-06 | 2021-11-23 | Sumitomo Electric Industries, Ltd. | Optical fiber |
JP7380546B2 (ja) | 2018-03-06 | 2023-11-15 | 住友電気工業株式会社 | 光ファイバ |
GB2583575A (en) * | 2019-03-14 | 2020-11-04 | Sumitomo Electric Industries | Optical fiber |
Also Published As
Publication number | Publication date |
---|---|
EP3009868A1 (en) | 2016-04-20 |
EP3009868A4 (en) | 2016-07-13 |
JP6268758B2 (ja) | 2018-01-31 |
CN105324691A (zh) | 2016-02-10 |
CN105324691B (zh) | 2018-09-11 |
WO2014199922A1 (ja) | 2014-12-18 |
EP3009868B1 (en) | 2019-09-04 |
US20160131832A1 (en) | 2016-05-12 |
US9588286B2 (en) | 2017-03-07 |
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