Rhomboid Prism for Periscopes from Canada
Mounted rhomboid prism that displaces line of sight laterally in periscope optical systems. Classified HTS 9002.90.20.00 as mounted prism for navigational instruments. Maintains image orientation while offsetting optical axis.
Duty Rate — Canada → United States
10%
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
• ITAR restrictions apply to military periscope applications
• Displacement distance specifications define prism geometry
• Housing material (invar for thermal stability) affects duty calculations