|Top surface only polished
Sapphire Washers can be made with larger outer & inner diameter for larger applications. They serve as excellent insulators due to Sapphire's inertness. And because of the material's compressive strength it will stand up to most conditions.
We at the Swiss Jewel Company specialize in creating a wide range of custom optical components and custom mechanical components including a variety of shapes - from internal holes and tapers to outer flanges, angles and surface finishes. Contact us and we will consult with you to create a custom component that meets all of your specifications.