Long-Wave Infrared Observatory Telescope from Mexico
Large-aperture telescope for 8-14μm long-wave infrared astronomy, featuring specialized cold-stop baffling. Specifically classified under HTS 9005.80.40.20 for infrared optical telescopes used in observatories.
Duty Rate — Mexico → United States
18%
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
• Provide observatory mounting specifications; portable versions may classify differently under 9013
• Declare aspheric mirror polishing tolerances to justify precision optical instrument status
• Avoid bulk packaging that suggests machine parts; retail-ready assembly supports finished instrument classification