| http://www.w3.org/ns/prov#value | - Predetermined substrates according to the present invention include a substrate on which an SiO2 insulating film is formed, a wiring board on which an SiO2 insulating film is formed, an inorganic insulating film such as glass and silicon nitride, an optical glass such as a photomask, a lens and a prism, an inorganic conducting film such as ITO, an optical integrated circuit, an optical switching e
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