Lithographic projection apparatus and a method of operating the same

The present invention discloses a lithographic projection apparatus and a method of operating the same. A lithographic projection apparatus is also disclosed which includes a cleaning station. Severalembodiments of the cleaning station are disclosed. In an embodiment, measures are taken to avoid con...

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Hauptverfasser: JANSEN HANS, VAN DOMMELEN YOURI JOHANNES LA, VAN DE WINKEL JIMMY MATHEUS WILHELMUS, DE JONG ANTHONIUS MARTINUS CORNELIS, JACOBS JOHANNES HENRICUS WILHELMUS, LEENDERS MARTINUS HENDRIKUS ANTONIUS, WATSO ROBERT DOUGLAS, STEIJAERT PETER PAUL, TANASA GHEORGHE, VAN LIER HENRICUS MARTINUS DOR, DA PAZ SENA JOAO PAULO, MERTENS JEROEN JOHANNES SOPHIA, VAN DER LEE MAURICE MARTINUS JOHANNES
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The present invention discloses a lithographic projection apparatus and a method of operating the same. A lithographic projection apparatus is also disclosed which includes a cleaning station. Severalembodiments of the cleaning station are disclosed. In an embodiment, measures are taken to avoid contact of a cleaning fluid with the final element of the projection system. In an embodiment, measures are taken to avoid foaming of the cleaning fluid. The use of a thermally isolated island is also disclosed as well as its optimal position.