LITHOGRAPHIC APPARATUS AND DEVICE MANUFACTURING METHOD
PROBLEM TO BE SOLVED: To provide a liquid supply system for hooking a liquid meniscus at a predetermined position in a space between the final element and the substrate of a projection system. SOLUTION: Disclosed is a liquid immersion system used for a liquid immersion lithography in which a liquid...
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Sprache: | eng |
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Zusammenfassung: | PROBLEM TO BE SOLVED: To provide a liquid supply system for hooking a liquid meniscus at a predetermined position in a space between the final element and the substrate of a projection system. SOLUTION: Disclosed is a liquid immersion system used for a liquid immersion lithography in which a liquid meniscus between the liquid immersion system and its substrate is substantially hooked at a predetermined position by meniscus hook formation. The meniscus hook formation has a plurality of discrete outlets arranged in polygonal shape. COPYRIGHT: (C)2008,JPO&INPIT |
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