Observatory Telescope Drive Gearbox from Germany
Precision manual speed changer for observatory telescope tracking with handwheel ratio selection. Extremely low backlash for sidereal tracking accuracy. HTS 8483.40.50 classification for astronomical applications.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.97, articles the product of a member state of the European Union, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 10 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Specify tracking accuracy (<1 arcsecond) and periodic error specs
• Include temperature compensation documentation for -20°C to +40°C range
• Avoid classification under 9005 as optical instrument parts when mechanically separable