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9013.90.70.00/Fabry-Perot Interferometer Spacer/Japan

Fabry-Perot Interferometer Spacer from Japan

Precision invar spacer tube maintaining cavity length in Fabry-Perot laser spectrum analyzers. Falls under HTS 9013.90.70.00 as an optical instrument part.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Specify thermal expansion coefficient (1.2×10^-6/°C) proving precision function

• Include finesse calculation data showing spacer criticality

• Document material certification for dimensional stability

Fabry-Perot Interferometer Spacer from Japan — Import Duty Rate | HTS 9013.90.70.00