JPS5740204A - Production of core clad type ionic crystal optical fiber - Google Patents

Production of core clad type ionic crystal optical fiber

Info

Publication number
JPS5740204A
JPS5740204A JP55115275A JP11527580A JPS5740204A JP S5740204 A JPS5740204 A JP S5740204A JP 55115275 A JP55115275 A JP 55115275A JP 11527580 A JP11527580 A JP 11527580A JP S5740204 A JPS5740204 A JP S5740204A
Authority
JP
Japan
Prior art keywords
fiber
crystal
ionic crystal
gradually
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.)
Granted
Application number
JP55115275A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0219921B2 (de
Inventor
Takao Shioda
Takeru Fukuda
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.)
Fujikura Ltd
Original Assignee
Fujikura 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 Fujikura Ltd filed Critical Fujikura Ltd
Priority to JP55115275A priority Critical patent/JPS5740204A/ja
Publication of JPS5740204A publication Critical patent/JPS5740204A/ja
Publication of JPH0219921B2 publication Critical patent/JPH0219921B2/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
    • C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
    • C03B37/022—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from molten glass in which the resultant product consists of different sorts of glass or is characterised by shape, e.g. hollow fibres, undulated fibres, fibres presenting a rough surface
    • C03B37/023—Fibres composed of different sorts of glass, e.g. glass optical fibres, made by the double crucible technique
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2201/00—Type of glass produced
    • C03B2201/80—Non-oxide glasses or glass-type compositions
    • C03B2201/82—Fluoride glasses, e.g. ZBLAN glass
    • C03B2201/83—Ionic or single crystal type, e.g. NaF, LiF, CaF2
    • 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
    • C03B2203/14—Non-solid, i.e. hollow products, e.g. hollow clad or with core-clad interface
    • C03B2203/16—Hollow core
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B2205/00—Fibre drawing or extruding details
    • C03B2205/02—Upward drawing

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
JP55115275A 1980-08-21 1980-08-21 Production of core clad type ionic crystal optical fiber Granted JPS5740204A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55115275A JPS5740204A (en) 1980-08-21 1980-08-21 Production of core clad type ionic crystal optical fiber

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55115275A JPS5740204A (en) 1980-08-21 1980-08-21 Production of core clad type ionic crystal optical fiber

Publications (2)

Publication Number Publication Date
JPS5740204A true JPS5740204A (en) 1982-03-05
JPH0219921B2 JPH0219921B2 (de) 1990-05-07

Family

ID=14658621

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55115275A Granted JPS5740204A (en) 1980-08-21 1980-08-21 Production of core clad type ionic crystal optical fiber

Country Status (1)

Country Link
JP (1) JPS5740204A (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62231945A (ja) * 1986-04-01 1987-10-12 Fuji Photo Film Co Ltd 光波長変換素子の製造方法
JPH05305393A (ja) * 1991-06-19 1993-11-19 Morikawa Sangyo Kk 鋳物の鋳造方法及び鋳造装置
WO2021139087A1 (zh) * 2020-01-09 2021-07-15 华南理工大学 一种纤芯单晶化后处理方法以及纤芯单晶化装置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5160534A (de) * 1974-09-24 1976-05-26 Post Office

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5160534A (de) * 1974-09-24 1976-05-26 Post Office

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62231945A (ja) * 1986-04-01 1987-10-12 Fuji Photo Film Co Ltd 光波長変換素子の製造方法
JPH05305393A (ja) * 1991-06-19 1993-11-19 Morikawa Sangyo Kk 鋳物の鋳造方法及び鋳造装置
WO2021139087A1 (zh) * 2020-01-09 2021-07-15 华南理工大学 一种纤芯单晶化后处理方法以及纤芯单晶化装置

Also Published As

Publication number Publication date
JPH0219921B2 (de) 1990-05-07

Similar Documents

Publication Publication Date Title
JPS57116304A (en) Optical fiber for infrared and its production
AU8490082A (en) Double crucible method of fibre production
US3119678A (en) Method of forming multifiber structure
JPS56104302A (en) Optical fiber for infrared light and its manufacture
GB1290408A (de)
JPH04231338A (ja) 細長いガラス物品を延伸する方法および装置
JPS5740204A (en) Production of core clad type ionic crystal optical fiber
JPS5738331A (en) Manufacture of base material for multicore fiber
GB1223805A (en) Glass tube manufacture
JPS5735801A (en) Manufacture of infrared-ray optical fiber
JPS5654237A (en) Preparation of optical fiber for infrared
JPS593030A (ja) 赤外光フアイバ母材の製造方法
JPS56101105A (en) Ionic crystal optical fiber and its production
JPS55140726A (en) Manufacture of optical fiber
JPS57200245A (en) Covering of optical fiber with metal film
JPS57188422A (en) Manufacture of glass base material for optical fiber
JPS57186722A (en) Reinforcing method for optical fiber connection part
JPS55108602A (en) Production of optical branch coupler for communication
JPS596264B2 (ja) 光フアイバの紡糸方法
JPS54134132A (en) Manufacturing device of light transmission wire
JPS5792539A (en) Preparation of optical fiber coated with metal
JPS5627624A (en) Compound wire made up of glass and metal multi-core and method of producing the same
JPS57196741A (en) Metal coating method for optical fiber with
JPS57208505A (en) Polycrystalline optical fiber for infrared ray and its manufacture
JPS6321232A (ja) 光フアイバ用プリフオ−ムの製造方法