Metrology method and device
An inspection apparatus, including: an objective configured to receive diffracted radiation from a metrology target having positive and negative diffraction order radiation; an optical element configured to separate the diffracted radiation into portions separately corresponding to each of a plurali...
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| creator | Koolen, Armand Eugene Albert Shmarev, Yevgeniy Konstantinovich Pandey, Nitesh |
| description | An inspection apparatus, including: an objective configured to receive diffracted radiation from a metrology target having positive and negative diffraction order radiation; an optical element configured to separate the diffracted radiation into portions separately corresponding to each of a plurality of different values or types of one or more radiation characteristics and separately corresponding to the positive and negative diffraction orders; and a detector system configured to separately and simultaneously measure the portions. |
| format | Patent |
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an optical element configured to separate the diffracted radiation into portions separately corresponding to each of a plurality of different values or types of one or more radiation characteristics and separately corresponding to the positive and negative diffraction orders; and a detector system configured to separately and simultaneously measure the portions.</abstract><oa>free_for_read</oa></addata></record> |
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| language | eng |
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| subjects | APPARATUS SPECIALLY ADAPTED THEREFOR CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MATERIALS THEREFOR MEASURING ORIGINALS THEREFOR PHOTOGRAPHY PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES,e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTORDEVICES PHYSICS TESTING |
| title | Metrology method and device |
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