Fig. 4From: Surface roughness and color measurements of glazed or polished hybrid, feldspathic, and Zirconia CAD/CAM restorative materials after hot and cold coffee immersionSEM images of tested CAD/CAM restorative materials ‘’VE, VM II, VS’’ at X 250 magnification after immersion in staining materials and thermocycling. A Glazed hot Arabic Qahwa, B Polished Cold Coffee sampleBack to article page