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Fused Silica Lens Preform from Japan

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 — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Specify SiO2 content >99% to confirm fused silica status

Avoid 'quartz' misnomer; use 'fused silica glass'