Prism Glass Spectacle Lenses from China
Glass lenses incorporating prism diopters to correct eye alignment disorders such as strabismus or diplopia, featuring base-in/out prism ground into the prescription surface. These unmounted, optically worked lenses are essential for binocular vision therapy. They remain under HTS 9001.40.00.00 as their primary role is spectacle-based vision correction.
Duty Rate — China → United States
22%
Rate breakdown
9903.88.157.5%Except as provided in headings 9903.88.39, 9903.88.42, 9903.88.44, 9903.88.47, 9903.88.49, 9903.88.51, 9903.88.53, 9903.88.55, 9903.88.57, 9903.88.65, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(r) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(s)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Include ophthalmologist prescription specs showing prism base and power (e.g
• 2Δ BI) to confirm medical necessity
• Ensure bilateral/single eye marking to distinguish from paired orthopedic insoles classification rules