</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Fused Silica Plano-Convex Lens from Germany

A high-precision plano-convex lens made from fused silica, used in laser systems and optical instruments for focusing light. It falls under HTS 9001.90.90.00 as an unmounted optical element of a material other than unworked glass, designed for precise beam manipulation. The lens is supplied individually without mounting for integration into various optical assemblies.

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%

Import Tips

Verify optical material specifications and provide test certificates confirming fused silica composition to avoid misclassification as glass elements

Ensure documentation includes proof of unmounted status; mounted lenses may shift to Chapter 90 optical instruments

Check for anti-dumping duties on certain silica products and maintain supply chain records for origin verification