Our lasers systems have been formerly developed and validated in collaboration with research and conservation institutions, then extensively used in many important conservation-restoration works, such as for example those carried out on Florentine Renaissance masterpieces (Doors of Baptistery, David by Donatello, Porta della Mandorla, and other); Palace of Diocletian, Split; Portal of Cathedral of Maiorca; Portal of Cathedral of Dubrovnik; Catacombs and Domus Aurea of Rome; Royal Palace of Patan; Pauline Chapel, Vatican City; Villa of the Mysteries of Pompei; Temples of Venus and Bacchus, Baalbek in Lebanon; Temple of Mut, Gebel Barkal in Sudan.   .