Cryogenically Cooled IR Telescope Assembly from China
Complete telescope system with cryogenic cooling for infrared detectors, enabling low-background thermal imaging of astronomical sources. HTS 9005.80.40.20 classification for infrared optical telescopes including mountings and accessories.
Duty Rate — China → United States
20.5%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify cooling system integration in technical literature; detachable cryostats risk parts classification under 9033
• Include vibration isolation specs for mountings to prove astronomical end-use versus laboratory vibration tables
• Watch for ozone-depleting refrigerants in cooling systems requiring EPA declarations