发明申请
US20070013902A1 Apparatus for Inspecting a Wafer 审中-公开
检查晶圆的装置

Apparatus for Inspecting a Wafer
摘要:
The present invention relates to an apparatus and method for automatically inspecting a wafer, having a light source and an illumination optics for illuminating the wafer for inspection, wherein the illumination optics comprises a variable gray filter for adjusting the illumination power.
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