Ramiro Donoso, PhD student at the Departamento de Ciencias Físicas, Universidad de La Frontera, Temuco (Chile), is doing a research stay of three months at the UMH Optics & Optoelectronics Laboratory. This stay is part of the existing collaboration between the two centers, and has been financed with funds from both laboratories. During his stay, the researcher joined the lines of reserach on programmable diffractive optics developed at the UMH. In the picture, Ramiro Donoso appears between Dr. Ignacio Moreno, head of the laboratory, and Dr. José Luis Martínez, PhD Prize in the year 2012-13.