发明名称 LITHOGRAPHIC APPARATUS
摘要 A substrate stage for an immersion type lithographic apparatus is arranged to project a patterned radiation beam from a patterning device onto a substrate, the substrate stage being constructed to hold the substrate and including at least a sensor for sensing the patterned radiation beam, the sensor including an at least partially transmissive layer having a front side facing the incoming radiation beam and a back side opposite the front side, wherein the back side is provided with at least a sensor mark to be subjected to the radiation beam transmitted through the layer.
申请公布号 KR101149841(B1) 申请公布日期 2012.05.24
申请号 KR20090053944 申请日期 2009.06.17
申请人 发明人
分类号 H01L21/027 主分类号 H01L21/027
代理机构 代理人
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