9013.90.70.00/Schlieren Imaging Lens Adapter/Japan

Schlieren Imaging Lens Adapter from Japan

Specialized adapter ring for knife-edge lenses in schlieren flow visualization systems. Classified under HTS 9013.90.70.00 for parts of unspecified optical instruments.

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

• Provide schlieren system schematic showing adapter integration

• Specify lens thread standards (e.g

• M72x0.75) confirming optical specificity

• Document as flow visualization component, not generic adapter