Multi-Wavelength Wafer Metrology Tool from Mexico
Broadband spectrophotometry optical system measuring thin film stack thicknesses across entire semiconductor wafers. Essential for process control in advanced nodes. HTS 9031.41.00.40 covers this wafer-specific optical measuring instrument.
Duty Rate — Mexico → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Spectral range (UV-Vis-NIR) and spot size specifications mandatory
• Distinguish from wafer mappers by emphasizing spectroscopic capability
• Ellipsometry functionality may trigger 9027 classification review