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Blackbody Calibration Source from Japan

Temperature-controlled blackbody radiator emitting known infrared spectral radiance for calibrating thermal imaging systems. Optical radiation source for heat/light measurement instrument calibration, HTS 9027.50.80. Lab metrology standard.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter

Import Tips

Include emissivity (>0.99) and temperature uniformity specifications

Classify complete systems vs. cavity inserts separately

NIST traceability certificates required for metrology customs clearance