![R-sapphire Epitaxial Wafers-al2o3 Single Crystal Substrate-2"(50.8mm)*0.55mm-window Film-double Polishing - Flanges - AliExpress R-sapphire Epitaxial Wafers-al2o3 Single Crystal Substrate-2"(50.8mm)*0.55mm-window Film-double Polishing - Flanges - AliExpress](https://ae01.alicdn.com/kf/HTB191vSkqmgSKJjSsphq6Ay1VXae/R-Sapphire-epitaxial-wafers-Al2O3-Single-crystal-substrate-2-50-8mm-0-55mm-Window-film-double.jpg_Q90.jpg_.webp)
R-sapphire Epitaxial Wafers-al2o3 Single Crystal Substrate-2"(50.8mm)*0.55mm-window Film-double Polishing - Flanges - AliExpress
![Sapphire (AL2O3) Viewports | MDC Precision Viewports | MDC Precision Viewports & Glass Components | MDC Precision Products | MDC Precision Sapphire (AL2O3) Viewports | MDC Precision Viewports | MDC Precision Viewports & Glass Components | MDC Precision Products | MDC Precision](https://www.mdcprecision.com/media/catalog/product/cache/29a24dcd188195c2a448160ab95e195a/9/7/9711000.png)
Sapphire (AL2O3) Viewports | MDC Precision Viewports | MDC Precision Viewports & Glass Components | MDC Precision Products | MDC Precision
![Sapphire Crystals | Al2O3 Crystal Materials | Al2O3 Single Crystals | Al2O3 Infrared Crystals - AEM Deposition Sapphire Crystals | Al2O3 Crystal Materials | Al2O3 Single Crystals | Al2O3 Infrared Crystals - AEM Deposition](https://www.aemdeposition.com/fup/190624/1-1Z62416152GV.jpg)
Sapphire Crystals | Al2O3 Crystal Materials | Al2O3 Single Crystals | Al2O3 Infrared Crystals - AEM Deposition
![Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminium oxide Al2O3 with trace amo… | Precious gemstones, Gemstones, Crystals Sapphire is a precious gemstone, a variety of the mineral corundum, consisting of aluminium oxide Al2O3 with trace amo… | Precious gemstones, Gemstones, Crystals](https://i.pinimg.com/736x/52/fa/f1/52faf10ae802de88e79a41f6bc7a4d6a.jpg)