High numerical aperture optical fiber

Details High numerical aperture optical fiber High numerical aperture optical fiber

2005-10-20

2008-12-09

Doan, Jennifer (Department: 2874)

Optical waveguides

Optical fiber waveguide with cladding

C385S124000, C385S125000, C385S126000, C385S127000, C385S128000

Reexamination Certificate

active

07463805

ABSTRACT:
An optical fiber, comprising: a core with a first refractive index (n1); a silica based outer cladding surrounding the core, the outer cladding having a refractive index (n), such that the core is substantially surrounded by a gap situated between the core and the outer cladding, the gap containing at least one support structure adjacent to the outer cladding and situated between the outer cladding and the core, wherein the support structure is either hollow or gas filed and is not connected to any other support structure situated within the gap.

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