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Section XVIII — Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; clocks and watches; musical instruments; parts and accessories thereof

Chapter 90 — Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; parts and accessories thereof

Heading 9031 — Measuring or checking instruments, appliances and machines, not specified or included elsewhere in this Chapter; profile projectors.

National subdivision 9031.4 — Other optical instruments and appliances:

Subheading

9031.41 For inspecting semiconductor wafers or devices (including integrated circuits) or for inspecting photomasks or reticles used in manufacturing semiconductor devices (including integrated circuits)

Common commodities
Wafer prober with integrated opticsAutomated Optical Inspection (AOI) system for semiconductorsDefect inspection tool for integrated circuit wafersReticle inspection system for photomasksSemiconductor wafer optical quality control equipmentPhotomask checker with built-in opticsOptical microprober for semiconductor wafer inspectionAutomated optical defect detection tool for wafersIntegrated circuit wafer optical inspection systemSemiconductor photomask optical verification tool

HS codes