Sirona Dental Cerec AC Blue Cam CAD/CAM ScannerĬEREC (Chairside Economical Restoration of Esthetic Ceramics, or CEramic REConstruction) is a dental restoration product that allows a dental practitioner to produce an indirect ceramic dental restoration using a variety of computer assisted technologies, including 3D photography and CAD/CAM. Sirona Dental Cerec AC BlueCam CAD/CAM Scanner + MC XL Mill + Ivoclar Oven Autorefractors, Keratometers & Tonometers.