JPH0524093B2 - - Google Patents

Info

Publication number
JPH0524093B2
JPH0524093B2 JP58167352A JP16735283A JPH0524093B2 JP H0524093 B2 JPH0524093 B2 JP H0524093B2 JP 58167352 A JP58167352 A JP 58167352A JP 16735283 A JP16735283 A JP 16735283A JP H0524093 B2 JPH0524093 B2 JP H0524093B2
Authority
JP
Japan
Prior art keywords
glass layer
fluorine
porous
porous glass
core
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 - Lifetime
Application number
JP58167352A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6060937A (ja
Inventor
Kunio Ogura
Kazuaki Yoshida
Akira Iino
Katsumi Orimo
Nobuo Inagaki
Motohiro Nakahara
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.)
Furukawa Electric Co Ltd
Nippon Telegraph and Telephone Corp
Original Assignee
Furukawa Electric Co Ltd
Nippon Telegraph and Telephone Corp
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 Furukawa Electric Co Ltd, Nippon Telegraph and Telephone Corp filed Critical Furukawa Electric Co Ltd
Priority to JP16735283A priority Critical patent/JPS6060937A/ja
Publication of JPS6060937A publication Critical patent/JPS6060937A/ja
Publication of JPH0524093B2 publication Critical patent/JPH0524093B2/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]
    • C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/08—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant
    • C03B2201/12—Doped silica-based glasses doped with boron or fluorine or other refractive index decreasing dopant doped with fluorine
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/06—Doped silica-based glasses
    • C03B2201/30—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi
    • C03B2201/31—Doped silica-based glasses doped with metals, e.g. Ga, Sn, Sb, Pb or Bi doped with germanium
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2203/00—Fibre product details, e.g. structure, shape
    • C03B2203/10—Internal structure or shape details
    • C03B2203/22—Radial profile of refractive index, composition or softening point
    • C03B2203/26—Parabolic or graded index [GRIN] core profile

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Thermal Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP16735283A 1983-09-10 1983-09-10 石英系光フアイバ母材の製造方法 Granted JPS6060937A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16735283A JPS6060937A (ja) 1983-09-10 1983-09-10 石英系光フアイバ母材の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16735283A JPS6060937A (ja) 1983-09-10 1983-09-10 石英系光フアイバ母材の製造方法

Publications (2)

Publication Number Publication Date
JPS6060937A JPS6060937A (ja) 1985-04-08
JPH0524093B2 true JPH0524093B2 (en, 2012) 1993-04-06

Family

ID=15848131

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16735283A Granted JPS6060937A (ja) 1983-09-10 1983-09-10 石英系光フアイバ母材の製造方法

Country Status (1)

Country Link
JP (1) JPS6060937A (en, 2012)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6148437A (ja) * 1984-08-17 1986-03-10 Sumitomo Electric Ind Ltd ＧｅＯ↓２−ＳｉＯ↓２系ガラス母材の製造方法
US6438786B2 (en) 1999-01-04 2002-08-27 Stephen D. Harada Toothbrush with longitudinal bristle reinforcement
US6230355B1 (en) 1999-01-04 2001-05-15 Stephen D. Harada Lingual toothbrush
TWI233430B (en) * 2000-01-28 2005-06-01 Shinetsu Chemical Co Method for manufacturing glass base material, glass base material, and optical fiber

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5767037A (en) * 1980-10-06 1982-04-23 Nippon Telegr & Teleph Corp <Ntt> Manufacture of base material for single-mode optical fiber

Also Published As

Publication number Publication date
JPS6060937A (ja) 1985-04-08

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