Title:
OPTICAL FIBER
Document Type and Number:
Japanese Patent JPS60176945
Kind Code:
A
Abstract:
PURPOSE: Optical fibers, containing specific glass as the core part and glass consisting essentially of SiO2 as the clad part and having a low loss.
CONSTITUTION: Optical fibers for optical transmission formed from TiO2-F- SiO2 based glass (prepared composition is 3W10wt% TiO2, 0.1W1wt% F and the remainder of SiO2) as the core part and glass consisting essentially of SiO2 as the clad part. The above-mentioned core glass has little light absorption and low transmission loss due to suppressed formation of Ti3+ in the production process thereof.
Inventors:
SHINBA HIROSHI
TANAKA GOUTAROU
KIYOUDOU TSUNEHISA
OOSAKA KEIJI
INAGAKI NOBUO
TANAKA GOUTAROU
KIYOUDOU TSUNEHISA
OOSAKA KEIJI
INAGAKI NOBUO
Application Number:
JP3402884A
Publication Date:
September 11, 1985
Filing Date:
February 23, 1984
Export Citation:
Assignee:
SUMITOMO ELECTRIC INDUSTRIES
NIPPON TELEGRAPH & TELEPHONE
NIPPON TELEGRAPH & TELEPHONE
International Classes:
C03C3/112; C03C13/04; G02B6/00; G02B6/02; (IPC1-7): C03B8/04; C03C3/112; C03C13/04; G02B6/10
Domestic Patent References:
| JPS6081038A | 1985-05-09 | |||
| JPS6096545A | 1985-05-30 | |||
| JPS5711849A | 1982-01-21 |
Attorney, Agent or Firm:
Hidemi Aoki