9002.90.40.00/Interferometer Reference Mirror/Canada

Interferometer Reference Mirror from Canada

A super-polished flat mirror mounted in a vibration-isolated holder for use as a reference surface in laser interferometers for precision metrology. Classified in HTS 9002.90.40.00 for its role in mounted optical measuring instruments.

Duty Rate — Canada → United States

10%

Rate breakdown

9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
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Import Tips

• Certify flatness specs (e.g

• lambda/20); specify instrument compatibility; declare value based on optical quality not substrate

Interferometer Reference Mirror from Canada — Import Duty Rate | HTS 9002.90.40.00