Profile: PhotonExport specializes in providing sputtering targets, evaporation materials, evaporation sources, optical coating materials, optics, and substrates. Our comprehensive list of materials covers metals, alloys, superconducting alloys, antimonides, arsenides, borides, carbides, fluorides, nitrides, oxides, selenides, silicides, sulfides, and tellurides. Synthetic sapphire can be grown in all common crystal orientations including A, C, R, & M plane. Sapphire Windows are manufactured from single crystal sapphire, making them ideal for demanding applications because of their extreme surface hardness and high thermal conductivity.