![]() |
Plaque carrée en saphir monocristallin Al₂O₃ 5.5x5.5mm Épaisseur 6.04 mm2025-08-14 11:19:09 |
![]() |
Système ultra-mince de Semicondutor Al2O3 Sapphire Substrate Plate For Laser2023-04-21 11:12:26 |