CHARGED PARTICLE-OPTICAL APPARATUS

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United States of America

APP PUB NO 20250087445A1
SERIAL NO

18960528

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Abstract

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A charged particle-optical apparatus for assessing a sample at an assessment location, the charged particle-optical apparatus comprising: an assessment charged particle-optical device configured to project an assessment charged particle beam along an assessment beam path toward an assessment location, the assessment charged particle beam for assessing a sample at the assessment location; a preparatory charged particle-optical device configured to project a preparatory charged particle beam along a preparatory beam path, the preparatory charged particle beam for preparing a sample for assessment; and a light source configured to project a light beam toward an illumination location; wherein a locational relationship between the illumination location and the assessment charged particle-optical device is different from a locational relationship between the assessment location and the assessment charged particle-optical device.

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Patent Owner(s)

Patent OwnerAddress
ASML NETHERLANDS B V5500 AH VELDHOVEN

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
WIELAND, Marco Jan-Jaco Delft, NL 104 1084

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