I-3D pro multilayer zirconia block cerec ukubukeka kwemvelo kokuhlukaniswa kombala.I-Yucera 3D pro esekelwe kubuchwepheshe be-multilayer ukuqinisekisa ukuthi isigaba se-cubic ngaphakathi kwe-zirconia singenziwa ukuze kuncishiswe i-birefringence yokukhanya kunoma yiluphi uhlobo lwe-tetragonal zirconia polycrystals ezinziswe nge-3mol% Y2O3 zirconia, ukuze ukukhanya kukhuphuke.