Fused Silica Unmounted Lens from Canada
A high-purity fused silica lens for UV applications in lithography and spectroscopy, unmounted and optically polished. It qualifies under HTS 9001.90.40.00 as an 'other' optical lens material, distinct from unworked glass per chapter exclusions. Ideal for high-transmission in deep UV wavelengths.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Certify UV transmission specs to distinguish from common glass under 7007/7014 exclusions
• Use anti-static packaging to prevent dust adhesion on polished surfaces
• For high-value items, obtain advance ruling on material classification