Method of creating an index grating in an optical fiber and a mo

Details Method of creating an index grating in an optical fiber and a mo Method of creating an index grating in an optical fiber and a mo

1991-02-19

1992-04-14

Ullah, Akm

Optical waveguides

With optical coupler

Particular coupling function

385 37, 359569, G02B 2700, G02B 634, G02B 2742

Patent

active

051042096

ABSTRACT:
This invention relates to a method of creating an index grating in an optical fiber comprising disposing a slit mask containing one or more slits over a side of an optical fiber, illuminating the fiber through the slit mask by substantially monochromatic ultraviolet light for a short interval, whereby an index grating line is created and stored in the core of the fiber.

REFERENCES:
patent: 4371264 (1983-02-01), Lacombat et al.
patent: 4725110 (1988-02-01), Glenn et al.
patent: 4807950 (1989-02-01), Glenn et al.
patent: 4974930 (1990-12-01), Blyler, Jr. et al.
patent: 4986623 (1991-01-01), Sorin

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