TY - JOUR AU - Alda Serrano, Javier AU - Sánchez Brea, Luis Miguel AU - Salgado Remacha, Francisco Javier AU - Rico García, José María PY - 2010 DO - 10.1002/mop.25065 SN - 0895-2477 UR - https://hdl.handle.net/20.500.14352/44915 T2 - Microwave and Optical Technology Letters AB - A diffractive optical element having equal-width concentric square rings is analyzed in this article. This constant width makes possible its realization using spatial light modulators or square pixels phase screens. It allows a simple analytical... LA - eng M2 - 930 PB - John Wiley & Sons INC KW - Diffractive optics KW - Fresnel zone plates KW - Spatial light modulator TI - Diffractive optical elements with square concentric rings of equal width TY - journal article VL - 52 ER -