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9031.49.90.00/Optical Flatness Tester/Germany

Optical Flatness Tester from Germany

Interferometric instrument measuring surface flatness of precision optical components and gauge blocks. Precision optical measuring instrument under HTS 9031.49.9000 for gauge and optical manufacturing.

Duty Rate — Germany → United States

10%

Rate breakdown

9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
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Import Tips

• Specify fringe interpretation method (Fizeau/Twyman-Green) and wavelength stability

• Include test plate material (fused silica/zerodur) and flatness specification

• Provide helium-neon laser stabilization documentation if applicable

Optical Flatness Tester from Germany — Import Duty Rate | HTS 9031.49.90.00