Srisungsitthisunti, Pornsak Beam propagation modeling of modified volume Fresnel zone plates fabricated by femtosecond laser direct writing. [electronic resource] - Journal of the Optical Society of America. A, Optics, image science, and vision Jan 2009 - 188-94 p. digital Publication Type: Journal Article ISSN: 1084-7529 Standard No.: 10.1364/josaa.26.000188 doi