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Surface height determination of transparent film
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Local purge within metrology and inspection systems
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Scanning white-light interferometry system for characterization of patterned semiconductor features
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Optical metrology system for spectral imaging of a sample
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Optical metrology apparatus and method
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3D target for monitoring multiple patterning process
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Interferometric characterization of surface topography
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Optical metrology system for spectral imaging of a sample
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Protected lens cover plate for an optical metrology device
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Optical critical dimension target design
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Optical metrology with purged reference chip
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Optical metrology using differential fitting
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Via characterization for BCD and depth metrology
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Deconvolution to reduce the effective spot size of a spectroscopic optical metrology device
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Focusing system with filter for open or closed loop control
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Optical metrology with multiple angles of incidence and/or azimuth angles
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Optical metrology system for spectral imaging of a sample
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Dark field diffraction based overlay
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Plasma lamp ignition source
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Correction of angular error of plane-of-incidence azimuth of optical metrology device
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