Advanced laser renovation of old paintings, paper, parchment and metal objects

Picosecond laser ablation system with process control by optical coherence tomography

“…The general view of the whole ablation system, including laser, X-Y table, delivering mirrors and supporting structure, together with basic modules of OCT inspection system, are presented in Figure 1. The ablating system was designed and developed at Institute of Optoelectronics, Military University of Technology in Warsaw, Poland [12].…”