Automated Wafer Particle Counter from Japan
Dark-field optical microscope system automatically counting and sizing contamination particles on unpatterned semiconductor wafers. Critical for yield optimization in wafer fabrication cleanrooms. HTS 9031.41.00.40 covers this specialized optical wafer inspection equipment.
Duty Rate — Japan → United States
0%
Rate breakdown
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Cleanroom packaging required; include material safety data sheets for optical fluids and laser safety
• Demonstrate wafer-specific design via technical drawings to distinguish from general microscopes
• Avoid delays by pre-submitting semiconductor end-user declarations to CBP