作者: Bert Offrein , Ingmar Meijer , Dorothea W Wiesmann , Gian-Luca Bona , Huub L. Salemink
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摘要: A method for manufacturing an optical device with a defined total stress and therefrom resulting birefringence polarization dependence is disclosed. In preferred embodiment, lower cladding layer of amorphous material first refractive index provided above that upper second index, which latter manufactured from tunable in its stress. Between the waveguide core comprising having third larger than index. The thermally annealed, after it has to have together results