Laser Particle Surface Profiler
A laser scanning profiler that measures topography and particulate distribution on semiconductor device surfaces post-processing. It generates 3D contamination maps for yield analysis using optical scanning. This is an other optical measuring instrument under tariff item 9031.49.90.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the profiler measures non-optical surface properties
Non-optical measuring instruments are classified elsewhere in Chapter 90.
If the profiler uses radiation for measurement
Instruments using radiation for measurement fall under heading 90.22.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Classify the profiler as an optical instrument and include the laser scanning specifications in the import documentation
• Verify if the equipment is eligible for duty deferral under the Customs Tariff's end-use provisions
• Ensure the product is not classified as a laser appliance, which may fall under a different heading
Related Products under Tariff item 9031.49.90
Autocollimator Optical Alignment System
The Autocollimator Optical Alignment System is a precision instrument measuring small angular deviations for machine tool alignment and optical testing. It is an electronic autocollimator used in metrology laboratories, fitting under tariff item 9031.49.90 as an 'Other' optical measuring instrument.
Chromatic Confocal Sensor
The Chromatic Confocal Sensor is a non-contact optical sensor using chromatic aberration for high-speed surface profiling and thickness measurement. It is an advanced optical measuring technology under tariff item 9031.49.90 for inline production monitoring.
Confocal Laser Scanning Gauge
The Confocal Laser Scanning Gauge is a point sensor using confocal laser scanning for precise distance and thickness measurement in production lines. It is an industrial optical measuring instrument under tariff item 9031.49.90 for automated quality control.
Conoscopic Holography Sensor
The Conoscopic Holography Sensor is a compact optical sensor using conoscopic holography for 3D surface profiling and vibration analysis. It is an advanced optical measuring instrument under tariff item 9031.49.90 for R&D and production metrology applications.
Digital Holographic Microscope
The Digital Holographic Microscope combines digital holography with microscopy for 3D quantitative imaging and surface metrology. It falls under tariff item 9031.49.90 when the measurement function predominates over microscopic observation.
DUV Mask Metrology Station
A deep ultraviolet metrology station used to measure chrome patterns, quartz thickness, and defectivity on DUV photomasks in semiconductor fabs. It is automated for high-volume inspection and relies on optical measurement techniques. This places it under tariff item 9031.49.90 as an other optical measuring or checking instrument.