JPS6218491B2 - - Google Patents

Info

Publication number
JPS6218491B2
JPS6218491B2 JP57178164A JP17816482A JPS6218491B2 JP S6218491 B2 JPS6218491 B2 JP S6218491B2 JP 57178164 A JP57178164 A JP 57178164A JP 17816482 A JP17816482 A JP 17816482A JP S6218491 B2 JPS6218491 B2 JP S6218491B2
Authority
JP
Japan
Prior art keywords
glass tube
cladding
wall
glass layer
glass
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.)
Expired
Application number
JP57178164A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5969436A (ja
Inventor
Toshihide Tokunaga
Masaaki Kato
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Cable Ltd
Original Assignee
Hitachi Cable 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 Hitachi Cable Ltd filed Critical Hitachi Cable Ltd
Priority to JP57178164A priority Critical patent/JPS5969436A/ja
Publication of JPS5969436A publication Critical patent/JPS5969436A/ja
Publication of JPS6218491B2 publication Critical patent/JPS6218491B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
    • C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
    • C03B37/01884—Means for supporting, rotating and translating tubes or rods being formed, e.g. lathes
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
    • C03B37/01—Manufacture of glass fibres or filaments
    • C03B37/012—Manufacture of preforms for drawing fibres or filaments
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01211—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube
    • C03B37/01217—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments by inserting one or more rods or tubes into a tube for making preforms of polarisation-maintaining optical fibres
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/30—Polarisation maintaining [PM], i.e. birefringent products, e.g. with elliptical core, by use of stress rods, "PANDA" type fibres

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP57178164A 1982-10-09 1982-10-09 偏波面保存光フアイバ母材の製造法 Granted JPS5969436A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57178164A JPS5969436A (ja) 1982-10-09 1982-10-09 偏波面保存光フアイバ母材の製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57178164A JPS5969436A (ja) 1982-10-09 1982-10-09 偏波面保存光フアイバ母材の製造法

Publications (2)

Publication Number Publication Date
JPS5969436A JPS5969436A (ja) 1984-04-19
JPS6218491B2 true JPS6218491B2 (enrdf_load_stackoverflow) 1987-04-23

Family

ID=16043735

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57178164A Granted JPS5969436A (ja) 1982-10-09 1982-10-09 偏波面保存光フアイバ母材の製造法

Country Status (1)

Country Link
JP (1) JPS5969436A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2649690B1 (fr) * 1989-07-11 1994-01-28 Cie Generale D Electricite Procede de fabrication de preformes pour fibres optiques sans symetrie de revolution
KR100417000B1 (ko) * 2001-12-03 2004-02-05 삼성전자주식회사 저 편광 모드 분산을 위한 장치

Also Published As

Publication number Publication date
JPS5969436A (ja) 1984-04-19

Similar Documents

Publication Publication Date Title
CA1277124C (en) Method of making low loss fiber optic coupler
US4478489A (en) Polarization retaining single-mode optical waveguide
US4274854A (en) Polarization-preserving optical fiber
US4529426A (en) Method of fabricating high birefringence fibers
GB2221903A (en) Method of producing elliptic core type polarization-maintaining optical fibre
JPS60103046A (ja) ロツドインチユーブ光フアイバ製造方法
JPS5969438A (ja) 光フアイバ母材の製造方法
CN105985014B (zh) 一种菱形包层保偏光纤及其制造方法
JPS6218491B2 (enrdf_load_stackoverflow)
JPH0548445B2 (enrdf_load_stackoverflow)
JPS6218492B2 (enrdf_load_stackoverflow)
US4289522A (en) Support member for an optical waveguide preform
JP2762571B2 (ja) 偏波保持光ファイバの製造方法
JP3491642B2 (ja) 光ファイバ母材、光ファイバおよびこれらの製造方法
JPS6150887B2 (enrdf_load_stackoverflow)
JPS6350291B2 (enrdf_load_stackoverflow)
JPS62167235A (ja) 光フアイバ用母材の製造方法
JPS596265B2 (ja) 光フアイバの製造方法
JPS60108334A (ja) 偏波面保存光ファイバ母材の製造方法
JPH0930823A (ja) 光ファイバ母材、光ファイバ及びこれらの製造方法
JPH0130768B2 (enrdf_load_stackoverflow)
JPS6288B2 (enrdf_load_stackoverflow)
RU2043314C1 (ru) Способ изготовления заготовки одномодового волоконного световода, сохраняющего поляризацию излучения
JPS58115037A (ja) 偏波面保存光フアイバ母材の製法
JP4413738B2 (ja) 光ファイバ製造用石英ガラスチューブ、ならびに光ファイバ製造用石英ガラスチューブ、光ファイバ製造用プリフォームおよび光ファイバの製造方法