发明授权
US07247848B2 Electron beam apparatus and method of manufacturing semiconductor device using the apparatus 失效
电子束装置及使用该装置制造半导体器件的方法

Electron beam apparatus and method of manufacturing semiconductor device using the apparatus
摘要:
The present invention provides an electron beam apparatus for evaluating a sample surface, which has a primary electro-optical system for irradiating a sample with a primary electron beam, a detecting system, and a secondary electro-optical system for directing secondary electron beams emitted from the sample surface by the irradiation of the primary electron beam to the detecting system.
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