Title:
PRODUCTION OF OPTICAL FIBER PREFORM
Document Type and Number:
Japanese Patent JPH06135732
Kind Code:
A
Abstract:
PURPOSE: To produce an optical fiber preform with reduced eccentricity of a cylindrical glass body in a high yield.
CONSTITUTION: Molding tools 2, 3 are filled with powder 4 contg. silica powder as principal starting material and a cylindrical glass body 1 with at least a quartz glass rod la at the center part is inserted into the powder 4 and disposed at the center of the tool 3. The powder 4 in the tools 2, 3 is then compacted and vitrified by sintering.
Inventors:
HIHARA HIROSHI
OKU MASATO
SATO TSUGIO
YOSHIDA KAZUAKI
OKU MASATO
SATO TSUGIO
YOSHIDA KAZUAKI
Application Number:
JP29047392A
Publication Date:
May 17, 1994
Filing Date:
October 28, 1992
Export Citation:
Assignee:
FURUKAWA ELECTRIC CO LTD
International Classes:
C03B19/00; C03B20/00; C03B37/012; C03B37/014; C03C13/04; G02B6/00; (IPC1-7): C03B37/014; C03B19/00; C03B20/00; C03C13/04
Attorney, Agent or Firm:
Takehiko Suzue
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