Optical waveguide moldings made from silicon nitride and a metho

Optical waveguides – Having particular optical characteristic modifying chemical... – Of waveguide core

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385127, 385128, 385141, 385144, 4273762, 264 124, 264 17, 501 97, 428698, G02B 602, B05D 302, B29D 1100

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054836140

ABSTRACT:
A transparent molded article for optical applications made from silicon nitride and a coating thereon of oxidic silicon nitride formed by chemical reaction of the silicon nitride with oxygen. The moldings can be shaped, depending on the area of application, to give various articles, for example optical waveguides, prisms, sensor elements or lenses, and are used in all areas where high optical demands are made.

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