Fused Silica Lens Preform from Canada
Fused silica preform shaped for UV lenses, not optically worked. Included as 'glass' per tariff note, under 7014.00.30.00 for lens parts. High purity for optical signaling.
Duty Rate — Canada → United States
13.4%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Specify SiO2 content >99% to confirm fused silica status
• Avoid 'quartz' misnomer; use 'fused silica glass'