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Patent Searching and Data


Title:
REFRACTIVE INDEX DISTRIBUTION TYPE POLYMER CLAD OPTICAL FIBER AND OPTICAL FIBER CORD WITH CONNECTOR
Document Type and Number:
Japanese Patent JPH08136744
Kind Code:
A
Abstract:

PURPOSE: To obtain a polymer clad optical fiber with which fast and large- capacity optical transmission for optical communication in medium or short distance is possible, in which connectors can be easily caulked, a mirror surface can be easily obtd. when the fiber is broken by stress fracture, and which has excellent installing property for practical use, reliability for construction and long-term reliability.

CONSTITUTION: This refractive index-distribution type polymer clad optical fiber consists of a quartz core having distributed refractive index and a clad comprising a polymer tightly adhering around the core. In this fiber, the clad consists of a hard polymer having 2.05×10-4 to 2.95×10-4/deg coefft. of linear thermal expansion and ≥60 Shore hardness, and the clad has 5 to 30μm thickness.


Inventors:
KOBAYASHI HISAAKI
TANEICHI SEISHIRO
YAMAMOTO TETSUYA
FUKUDA SEIJI
Application Number:
JP23577695A
Publication Date:
May 31, 1996
Filing Date:
September 13, 1995
Export Citation:
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Assignee:
TORAY INDUSTRIES
International Classes:
G02B6/36; G02B6/00; G02B6/028; (IPC1-7): G02B6/00; G02B6/18; G02B6/36