Telescope Secondary Mirror from Canada
An ellipsoidal mirror mounted in a cell for correcting aberrations in Cassegrain reflecting telescopes used in observatories. Falls under HTS 9002.90.40.00 excluding machine telescopes per note 5.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Include focal length and coating specs; verify not for section XVI machinery; use protective packaging for curvature