Crown Glass Single Vision Lenses from Germany
Traditional low-dispersion optical crown glass lenses (index 1.52) for everyday single vision correction, available in spherical powers from plano to ±20 diopters. Precision ground and polished for minimal chromatic aberration. Standard classification under HTS 9001.40.00.00 for unmounted glass spectacle lenses.
Duty Rate — Germany → United States
12%
Rate breakdown
9903.03.0110%Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Import Tips
• Specify glass type (Soda-Lime 1.523, Borosilicate 1.517) and verify with refractive index certificates
• Include power verification charts showing ±0.06D sphere, ±0.05D cylinder accuracy
• For high-volume imports, provide melt batch composition analysis ensuring consistent optical properties