More than 450 fiber Bragg gratings have been fabricated in line during the draw process in a period of 1 h with single pulses of a KrF excimer laser. Arrays of gratings have been written at different Bragg wavelengths by using an automated, computer-controlled interferometer.
© 1994 Optical Society of America
C. G. Askins, M. A. Putnam, G. M. Williams, and E. J. Friebele, "Stepped-wavelength optical-fiber Bragg grating arrays fabricated in line on a draw tower," Opt. Lett. 19, 147-149 (1994)