IR-Enhanced Schmidt-Cassegrain Telescope from Canada
A catadioptric Schmidt-Cassegrain optical design telescope optimized for infrared wavelengths, with special coatings and filters for near-IR stellar observation. Classified under HTS 9005.80.40.20 for its infrared-specific use in astronomical telescopes. Excludes radio-astronomy instruments per chapter exclusions.
Duty Rate — Canada → United States
18%
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
• Document optical coatings and IR transmission specs to prove infrared functionality and avoid reclassification as visible light optics
• Ensure mountings are specified as astronomical accessories; separate import of mounts may trigger parts classification under 9005