[EN] The manipulation of focal patterns of acoustic underwater Soret Zone Plate lens in far fields, such as manipulation (optimization) of Sidelobe Level and the design of long depth of focus by selecting the simple free ...
Pérez-López, Sergio; Fuster Escuder, José Miguel; Candelas Valiente, Pilar; Rubio Michavila, Constanza(American Institute of Physics, 2019-06-03)
[EN] This work analyzes the influence of the distribution of transparent Fresnel regions over the focusing profile of Soret Zone Plates. It is shown that this effect becomes very significant in those fields where directional ...