Sapphire Unmounted Lens from Canada
A synthetic sapphire (alumina) lens for harsh environments in military optics and wear-resistant scanners. Classified in HTS 9001.90.40.00 as an unmounted optical element of 'any material' other than excluded glass. Offers extreme hardness and scratch resistance.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Document crystal orientation and polish specs to confirm optical classification
• ITAR/EAR compliance critical for defense applications
• Insure shipments; sapphire's value warrants tracked express