JPS52150641A - Production of optical transmission glass - Google Patents

Production of optical transmission glass

Info

Publication number
JPS52150641A
JPS52150641A JP6725776A JP6725776A JPS52150641A JP S52150641 A JPS52150641 A JP S52150641A JP 6725776 A JP6725776 A JP 6725776A JP 6725776 A JP6725776 A JP 6725776A JP S52150641 A JPS52150641 A JP S52150641A
Authority
JP
Japan
Prior art keywords
production
optical transmission
transmission glass
powder
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.)
Pending
Application number
JP6725776A
Other languages
Japanese (ja)
Inventor
Naoki Yoshioka
Masao Hoshikawa
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries 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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP6725776A priority Critical patent/JPS52150641A/en
Publication of JPS52150641A publication Critical patent/JPS52150641A/en
Pending 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
    • C03B37/0128—Manufacture of preforms for drawing fibres or filaments starting from pulverulent glass
    • C03B37/01282—Manufacture of preforms for drawing fibres or filaments starting from pulverulent glass by pressing or sintering, e.g. hot-pressing

Abstract

PURPOSE:A preform is formed by pressing and compacting the powder that can become a clad material around a core material and sintering the powder, whereby the unevenness of the core-clad interface is prevented.
JP6725776A 1976-06-09 1976-06-09 Production of optical transmission glass Pending JPS52150641A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6725776A JPS52150641A (en) 1976-06-09 1976-06-09 Production of optical transmission glass

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6725776A JPS52150641A (en) 1976-06-09 1976-06-09 Production of optical transmission glass

Publications (1)

Publication Number Publication Date
JPS52150641A true JPS52150641A (en) 1977-12-14

Family

ID=13339702

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6725776A Pending JPS52150641A (en) 1976-06-09 1976-06-09 Production of optical transmission glass

Country Status (1)

Country Link
JP (1) JPS52150641A (en)

Similar Documents

Publication Publication Date Title
JPS52121341A (en) Production of optical fiber base materials and production apparatus fo r the same
GB2038311B (en) Method of fabricating optical fibre preforms
JPS52152244A (en) Method of manufacturing optical fiber preform
GB1541798A (en) Production of preforms for optical fibres
JPS52150641A (en) Production of optical transmission glass
GB1340849A (en) Optical fibres
JPS5389751A (en) Optical fiber end part and its production
JPS52120841A (en) Optical fiber producing apparatus
JPS52119949A (en) Method of reducing variations in wire diameter of optical fibers
JPS5414250A (en) Production of fiber base material for optical communication
JPS5711838A (en) Preparation of cylindrical base material for optical fiber
JPS53123940A (en) Production of mother material of fibers for optical communication
JPS52113757A (en) Manufacture of optical circuit
JPS5313932A (en) Manufacture of optical fiber material
JPS57196728A (en) Manufacture of base material for optical fiber
JPS5348536A (en) Production of optical fibers
JPS5512947A (en) Light communication fiber
JPS52143037A (en) Manufacture of base material for optical fiber
JPS52156641A (en) Preparation of optical fiber
JPS5413351A (en) Production of mother material for optical communication fiber
JPS52149134A (en) Preparation of mother material for optical fiber
JPS525538A (en) Method of producing a clad type fiber for light transmission
JPS5292735A (en) Producing method for base materials for optical transmission fibers
JPS5280133A (en) Mode filter
JPS53134450A (en) Production of optical fiber