JP2004233364A5 - - Google Patents

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Publication number
JP2004233364A5
JP2004233364A5 JP2004022953A JP2004022953A JP2004233364A5 JP 2004233364 A5 JP2004233364 A5 JP 2004233364A5 JP 2004022953 A JP2004022953 A JP 2004022953A JP 2004022953 A JP2004022953 A JP 2004022953A JP 2004233364 A5 JP2004233364 A5 JP 2004233364A5
Authority
JP
Japan
Prior art keywords
optical fiber
projection
fiber
length
processing logic
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
Application number
JP2004022953A
Other languages
English (en)
Japanese (ja)
Other versions
JP2004233364A (ja
JP3926801B2 (ja
Filing date
Publication date
Priority claimed from US10/354,277 external-priority patent/US6937325B2/en
Application filed filed Critical
Publication of JP2004233364A publication Critical patent/JP2004233364A/ja
Publication of JP2004233364A5 publication Critical patent/JP2004233364A5/ja
Application granted granted Critical
Publication of JP3926801B2 publication Critical patent/JP3926801B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

JP2004022953A 2003-01-30 2004-01-30 光ファイバの偏心測定システム Expired - Lifetime JP3926801B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/354,277 US6937325B2 (en) 2003-01-30 2003-01-30 Method and apparatus for measuring eccentricity in a optical fiber

Publications (3)

Publication Number Publication Date
JP2004233364A JP2004233364A (ja) 2004-08-19
JP2004233364A5 true JP2004233364A5 (enExample) 2005-05-26
JP3926801B2 JP3926801B2 (ja) 2007-06-06

Family

ID=32770328

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004022953A Expired - Lifetime JP3926801B2 (ja) 2003-01-30 2004-01-30 光ファイバの偏心測定システム

Country Status (2)

Country Link
US (1) US6937325B2 (enExample)
JP (1) JP3926801B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005308717A (ja) * 2004-03-23 2005-11-04 Shin Etsu Chem Co Ltd 光ファイバ母材のコア部非円率の測定方法及びその装置
JP4825430B2 (ja) 2005-02-22 2011-11-30 信越化学工業株式会社 光ファイバ母材のコア部非円率測定方法。
US7461463B1 (en) * 2007-05-16 2008-12-09 Beta Lasermike, Inc. Eccentricity gauge for wire and cable and method for measuring concentricity
US8111957B2 (en) * 2008-07-10 2012-02-07 Corning Incorporated +cylindrical polarization beams
GB0919902D0 (en) * 2009-11-13 2009-12-30 Qinetiq Ltd Improvements in fibre optic cables for distributed sensing
EP4442656A4 (en) 2021-11-29 2025-03-26 Sumitomo Electric Industries, Ltd. Method for measuring twist of optical fiber and method for manufacturing optical fiber
JP7868448B2 (ja) * 2022-08-10 2026-06-02 住友電気工業株式会社 光ファイバの製造方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU585728B2 (en) * 1986-08-15 1989-06-22 Sumitomo Electric Industries, Ltd. Method and apparatus of measuring outer diameter and structure of optical fiber
CA2242989A1 (en) * 1996-01-22 1997-07-24 Corning Incorporated Optical fiber of modulated spin for reduced polarisation mode dispersion as well as process and apparatus for its manufacture
US6020584A (en) * 1997-02-14 2000-02-01 Corning Incorporated Method of measuring the polarization mode dispersion of an optical waveguide device
JP3340370B2 (ja) * 1997-12-08 2002-11-05 スタンレー電気株式会社 ヘッドランプ
JP4018298B2 (ja) 1999-06-30 2007-12-05 株式会社フジクラ 光ファイバの捻じれ検出方法

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