Wafer Flatness Profiler from Japan
Non-contact optical profiler using white light interferometry to measure wafer thickness variation and surface flatness. Essential for ensuring silicon wafer planarity before lithographic processing. Specifically classified in HTS 9031.41.00.40 for semiconductor wafer optical inspection.
Duty Rate — Japan → United States
10%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Include interferometer wavelength specifications and resolution data in commercial invoice
• Classify vibration isolation tables separately if imported as components