发明授权
US07196343B2 Optical element, lithographic apparatus including such an optical element, device manufacturing method, and device manufactured thereby 有权
光学元件,包括这种光学元件的光刻设备,器件制造方法以及由此制造的器件

Optical element, lithographic apparatus including such an optical element, device manufacturing method, and device manufactured thereby
摘要:
An optical element including an anti-reflection (AR) coating is configured to reflect Extreme-Ultra-Violet (EUV) radiation only.
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