Schlieren Imaging Lens Adapter from Mexico
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 — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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