Glass base material, optical fiber, method for manufacturing...

Details Glass base material, optical fiber, method for manufacturing... Glass base material, optical fiber, method for manufacturing...

2006-04-25

2006-04-25

Palmer, Phan T. H. (Department: 2874)

Optical waveguides

Optical fiber waveguide with cladding

C385S124000

Reexamination Certificate

active

07035514

ABSTRACT:
A glass base material, which is a base material of an optical fiber, comprising: a core; and a clad surrounding the core; wherein: a rate of change in a relative-refractive-index-difference between the core and the clad in a longitudinal direction of the glass base material is substantially 6% or less.

REFERENCES:
patent: 5191206 (1993-03-01), Boiarski et al.
patent: 6614512 (2003-09-01), Sakamoto et al.
patent: 6717659 (2004-04-01), Haung et al.
patent: 2003/0030786 (2003-02-01), Shurgalin et al.
patent: 3207323 (2001-09-01), None

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