Tecniche fotogrammetriche digitali per la conservazione e il restauro di apparati decorativi

The paper describes the photogrammetric survey of the frescoes in the church of Saints Cosma and Damiano in Cefalù and in the “Sala della Fontana” of the “Palazzo della Zisa” in Palermo. The use of the digital photogrammetry, besides guaranteeing the precision and the reliability of the measurements, allow a simplification of the operations for investigate the state of conservation. The photogrammetric operations have been carried out in different way in consideration of the different logistic situation. The interior of the Church of the Saints Cosma and Damiano didn't introduce particular problems of accessibility; the frescoes were situated in an enough favourable position for topographic…