Structured Light Wafer Scanner
Fringe projection structured light optical system for full-field 3D wafer shape measurement. Detects subtle global distortions affecting lithography overlay. HTS 9031.41.00.40 classification for specialized wafer inspection optics.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If general structured light 3D scanners
Industry-specific application determines Chapter 90 subheading.
If other optical 3D measurement systems
Measurement target specificity affects classification granularity.
If industrial 3D inspection machines for multiple uses
Loss of dedicated wafer inspection functionality.
Not sure which classification is right?
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Import Tips & Compliance
• Fringe pattern resolution and projector wavelength specifications needed
• Distinguish from general 3D scanners via semiconductor flatness standards
• Software metrology algorithms may require separate IT classification
Related Products under HTS 9031.41.00.40
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