Ojeda-Castaneda, Jorge, E. Yépez-Vidal, and E. García-Almanza. “Complex Amplitude Filters for Extended Depth of Field”. Photonics Letters of Poland 2, no. 4 (December 30, 2010): pp. 162–164. Accessed November 23, 2024. http://photonics.pl/PLP/index.php/letters/article/view/2-56.