DOROGAN, V.; ZAPOROJAN, S.; VIERU, T.; MUNTEANU, E.; LARIN, V.; PAVEL, V.; VIERU, S.; CALMICOV, I.
(Romanian Inventors Forum, 2015)
The method consists in using of two collimating sets of visible light and two collimating sets with ultraviolet light, which include: light-emitting lens, collimating lens, optical shutters of rectangular or oval shapes, ...