发明名称 Wavefront-aberration measuring method and device, and exposure apparatus including the device
摘要 The disclosure describes obtaining a first reference wavefront generated from a object plane mask slit, obtaining a second reference wavefront generated from a first image plane mask slit, measuring a wavefront of a target optical system including a reference wavefront error, and subtracting the first and the second reference wavefronts from the target optical system include the reference wavefront error.
申请公布号 US7724376(B2) 申请公布日期 2010.05.25
申请号 US20070760965 申请日期 2007.06.11
申请人 CANON KABUSHIKI KAISHA 发明人 TEZUKA TARO
分类号 G01B11/02 主分类号 G01B11/02
代理机构 代理人
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