Amsler Grid Projector Lens from Mexico
Projection optics displaying distortion grids for macular function screening. HTS 9018.90.20.00 covers optical projectors for sight-testing. Detects metamorphopsia in retinal disease.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify projection distance and grid angular size specifications
• Include fixation target luminance contrast ratio documentation
• Classify separately from chart projectors (non-medical vision charts)