Abstract
We have written waveguides as long as 1 cm in silica glasses by tightly focusing femtosecond laser pulses from a regeneratively amplified Ti'.Sapphire laser (125 fs, 800 nm, 1 kHz) using a microscope objective (20x, NA = 0.40) and translating the glass parallel to the laser beam.
© 2001 Optical Society of America
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