Corner Cube Prism from Japan
A solid glass prism with three mutually perpendicular faces that retroreflects incident light parallel to itself regardless of angle of incidence. Falls under HTS 9001.90.50.00 as an unmounted optical prism used in surveying, laser ranging, and alignment systems. Provides position-insensitive retroreflection for distance measurement.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Provide retroreflection efficiency data across specified angular field
• Solid corner cubes vs hollow designs affect classification and valuation
• Specify aperture size and clear aperture percentage for performance verification