With IPS Empress Ivoclar, Vivadent, Liechstentein ceramic injection system three disks of different thicknesses 1, 1.5 and 2 mm were manufactured. These disks were made-up with A3 color to be used in the experiment.
Se fabricaron 3 discos de cerámica inyectada IPS Empress Ivoclar Vivadent, Liechtenstein de diferentes grosores: 1, 1.5 y 2 mm, mismos que fueron maquillados en color A3 para ser usados en el experimento.