Sapphire Unmounted Lens
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.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If not optically worked
Unworked articles of crystalline alumina (sapphire) classify under 6815.
If for specific night vision devices
Parts dedicated to particular Chapter 90 apparatus go there.
If raw synthetic corundum material
Unfabricated synthetic precious stones exclude to Chapter 25.
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Import Tips & Compliance
• 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
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