Dry etching method and diffractive optical element
A dry etching method is provided, in which dry etching is performed in such a manner that a conductor to which an insulative substrate is attached is brought in electric, intimate contact with an electrode. In the dry etching method, the insulative substrate is attached to the conductor by means of...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | A dry etching method is provided, in which dry etching is performed in such a manner that a conductor to which an insulative substrate is attached is brought in electric, intimate contact with an electrode. In the dry etching method, the insulative substrate is attached to the conductor by means of a conductive grease. A diffractive optical element manufactured with the dry etching method is also provided. |
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