Optical Glass Balls 5mm Unworked from Canada
Specialty optical crown glass spheres at 5 mm, unworked for preforms in lens manufacturing. HTS 7002.10.10.00 covers these as unworked balls under 6 mm, prior to any grinding or polishing.
Duty Rate — Canada → United States
13.9%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify refractive index in docs if relevant, but it doesn't affect base classification
• Segregate from worked optical elements to prevent erroneous 7015 duties
• Comply with ITAR if for defense optics, separate from tariff classification