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9001.90.40.00/Unmounted Achromatic Doublet Lens/Mexico

Unmounted Achromatic Doublet Lens from Mexico

Crown-flint achromat lens pair cemented for color correction in microscopes. Still unmounted (no cell), qualifies HTS 9001.90.40.00 as composite optical lens. Eliminates chromatic aberration.

Duty Rate — Mexico → United States

10%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
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Import Tips

• Cement type and AR coating declaration

• Alignment-critical; secure packing

• Common misclassification as 'mounted' if cell included