Qieni Lu received the Ph.D. degree in optical engineering from Tianjin University, Tianjin, China, in 2003, and the M.S. degree in optics from Shaanxi Normal University, Shaanxi, China, in 2000. In 2005, she became an Associated Professor at Tianjin University. Her current research interests include optoelectronic imaging and detecting, particle field measurement, electro-holographic (EH) optical switching technique and optoelectronic instrument development, and 3D imaging technique.