Patent 7817888 was granted and assigned to Pd-Ld Inc. on October, 2010 by the United States Patent and Trademark Office.
Disclosed herein is a method for manufacturing three-dimensional Bragg grating elements. The method for manufacturing three-dimensional Bragg gratings may include forming a first Bragg grating element using a pair of recording beams. The method may also include using a single recording beam to replicate the first Bragg grating element to form a second Bragg grating element.