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US09541843B2 Lithographic apparatus and device manufacturing method involving a sensor detecting a radiation beam through liquid 有权
涉及通过液体检测辐射束的传感器的平版印刷设备和设备制造方法

Lithographic apparatus and device manufacturing method involving a sensor detecting a radiation beam through liquid
摘要:
A lithographic projection apparatus and device manufacturing method is disclosed in which a space between a projection system and an object on a substrate table, is at least partly filled with a liquid. A sensor is positioned to be illuminated by a beam of radiation once it has passed through the liquid. An edge seal member may be provided to at least partly surround an edge of the sensor and to provide a primary surface facing the projection system substantially co-planar with a primary surface of the sensor.
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