Abstract (EN):
Femtosecond laser fabrication of optical waveguides in bulk silica glass is extended to integrated optical waveplates. Polarization retardation was controlled by laser exposure, providing for trimming of waveguide birefringence between 10(-5) and 10(-4).
Language:
English
Type (Professor's evaluation):
Scientific
Contact:
lfernandes@fc.up.pt
No. of pages:
2