Corneal Topographer Objective Lens from Mexico
Placido disc illumination optics for corneal surface mapping. Classifies under HTS 9018.90.20.00 as optical component of sight-testing videokeratography. Generates elevation maps for ectasia detection.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Specify ring pattern count and illumination wavelength for classification
• Require software validation documentation for topographic algorithms
• Separate from computer interface components to maintain optical classification