WO2008108459A1 - 光ファイバ心線 - Google Patents

光ファイバ心線 Download PDF

Info

Publication number
WO2008108459A1
WO2008108459A1 PCT/JP2008/054150 JP2008054150W WO2008108459A1 WO 2008108459 A1 WO2008108459 A1 WO 2008108459A1 JP 2008054150 W JP2008054150 W JP 2008054150W WO 2008108459 A1 WO2008108459 A1 WO 2008108459A1
Authority
WO
WIPO (PCT)
Prior art keywords
optical fiber
layer
core
fiber core
colored
Prior art date
Application number
PCT/JP2008/054150
Other languages
English (en)
French (fr)
Inventor
Yasuo Nakajima
Kouji Mochizuki
Hiroki Tanaka
Original Assignee
The Furukawa Electric Co., Ltd.
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by The Furukawa Electric Co., Ltd. filed Critical The Furukawa Electric Co., Ltd.
Priority to EP08721568A priority Critical patent/EP2120075A4/en
Priority to CN200880000496.5A priority patent/CN101542347B/zh
Publication of WO2008108459A1 publication Critical patent/WO2008108459A1/ja
Priority to US12/235,123 priority patent/US7876991B2/en

Links

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
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4479—Manufacturing methods of optical cables
    • G02B6/4482—Code or colour marking
    • 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
    • G02B6/02395—Glass optical fibre with a protective coating, e.g. two layer polymer coating deposited directly on a silica cladding surface during fibre manufacture
    • 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
    • G02B6/44—Mechanical structures for providing tensile strength and external protection for fibres, e.g. optical transmission cables
    • G02B6/4401—Optical cables
    • G02B6/4403—Optical cables with ribbon structure

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)

Abstract

高湿度状態や水浸状態においても伝送損失が増加しにくい光ファイバ心線を提供する。本発明の光ファイバ心線は、上記課題を解決するため、本発明の光ファイバ心線は、少なくとも軟質層と硬質層の２層の被覆層により被覆されたガラス光ファイバからなる光ファイバ素線に、着色樹脂からなる被覆層によりさらに被覆してなる光ファイバ着色心線であって、該硬質層と該着色層について陽電子消滅法から求めた自由体積半径が0.290nm以上であることを特徴とする。
PCT/JP2008/054150 2007-03-08 2008-03-07 光ファイバ心線 WO2008108459A1 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP08721568A EP2120075A4 (en) 2007-03-08 2008-03-07 AME OF OPTICAL FIBER
CN200880000496.5A CN101542347B (zh) 2007-03-08 2008-03-07 光纤芯线
US12/235,123 US7876991B2 (en) 2007-03-08 2008-09-22 Optical fiber

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007058833A JP2008224744A (ja) 2007-03-08 2007-03-08 光ファイバ心線
JP2007-058833 2007-03-08

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US12/235,123 Continuation US7876991B2 (en) 2007-03-08 2008-09-22 Optical fiber

Publications (1)

Publication Number Publication Date
WO2008108459A1 true WO2008108459A1 (ja) 2008-09-12

Family

ID=39738324

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/054150 WO2008108459A1 (ja) 2007-03-08 2008-03-07 光ファイバ心線

Country Status (5)

Country Link
US (1) US7876991B2 (ja)
EP (1) EP2120075A4 (ja)
JP (1) JP2008224744A (ja)
CN (1) CN101542347B (ja)
WO (1) WO2008108459A1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017223730A (ja) * 2016-06-13 2017-12-21 住友電気工業株式会社 光ファイバケーブル

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009222855A (ja) * 2008-03-14 2009-10-01 Furukawa Electric Co Ltd:The 光ファイバ心線
JP2010217800A (ja) * 2009-03-19 2010-09-30 Furukawa Electric Co Ltd:The 光ファイバ
JP5323664B2 (ja) * 2009-12-17 2013-10-23 古河電気工業株式会社 光ファイバ心線
JP4865891B1 (ja) * 2010-07-22 2012-02-01 古河電気工業株式会社 光ファイバ素線、光ファイバテープ心線および光ファイバケーブル
JP5041450B2 (ja) 2010-11-24 2012-10-03 古河電気工業株式会社 光ファイバ着色心線
WO2013046799A1 (ja) 2011-09-28 2013-04-04 株式会社フジクラ コネクタ付きケーブル及びコネクタ付きケーブルの製造方法
JP5705714B2 (ja) * 2011-12-05 2015-04-22 古河電気工業株式会社 光ファイバ着色心線及びそれを用いた光ファイバテープ心線及び光ファイバオーバーコート心線
JP5255690B2 (ja) 2011-12-27 2013-08-07 古河電気工業株式会社 光ファイバ着色心線、光ファイバテープ心線および光ファイバケーブル
JP5465741B2 (ja) * 2012-02-17 2014-04-09 古河電気工業株式会社 光ファイバ心線、光ファイバテープ心線および光ケーブル
JP2020140079A (ja) * 2019-02-28 2020-09-03 住友電気工業株式会社 光ファイバ

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000275483A (ja) * 1999-03-26 2000-10-06 Fujikura Ltd 光ファイバ素線
JP2006011309A (ja) * 2004-06-29 2006-01-12 Furukawa Electric Co Ltd:The 着色光ファイバ素線
JP2006113103A (ja) * 2004-10-12 2006-04-27 Hitachi Cable Ltd 着色光ファイバ

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4962992A (en) * 1989-05-15 1990-10-16 At&T Bell Laboratories Optical transmission media and methods of making same
US5402516A (en) * 1993-09-30 1995-03-28 At&T Bell Laboratories Optical fiber apparatus
JP3166602B2 (ja) * 1996-04-04 2001-05-14 住友電気工業株式会社 光ファイバの製造方法
TW420757B (en) * 1996-11-18 2001-02-01 Sumitomo Electric Industries Divided type optical fiber tape core wires
JP2004341297A (ja) * 2003-05-16 2004-12-02 Hitachi Cable Ltd 光ファイバ心線
US7495720B2 (en) * 2005-07-21 2009-02-24 Konica Minolta Opto, Inc. Polarizing plate and liquid crystal display device
TWI422913B (zh) * 2005-08-26 2014-01-11 Konica Minolta Opto Inc A thin film and a method for manufacturing the same, and a polarizing plate and a liquid crystal display device using the same
JP2007322893A (ja) 2006-06-02 2007-12-13 Furukawa Electric Co Ltd:The 光ファイバ心線とその評価方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000275483A (ja) * 1999-03-26 2000-10-06 Fujikura Ltd 光ファイバ素線
JP2006011309A (ja) * 2004-06-29 2006-01-12 Furukawa Electric Co Ltd:The 着色光ファイバ素線
JP2006113103A (ja) * 2004-10-12 2006-04-27 Hitachi Cable Ltd 着色光ファイバ

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP2120075A4 *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017223730A (ja) * 2016-06-13 2017-12-21 住友電気工業株式会社 光ファイバケーブル
WO2017217559A1 (ja) * 2016-06-13 2017-12-21 住友電気工業株式会社 光ファイバケーブル

Also Published As

Publication number Publication date
US7876991B2 (en) 2011-01-25
JP2008224744A (ja) 2008-09-25
EP2120075A1 (en) 2009-11-18
EP2120075A4 (en) 2012-02-15
CN101542347B (zh) 2013-09-25
US20090022461A1 (en) 2009-01-22
CN101542347A (zh) 2009-09-23

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