Institute of Information Optics, Zhejiang Normal University, Jinhua, China;
Key Laboratory of Optical Information Detecting and Display Technology in Zhejiang Province, Jinhua, China;
Institute of Information Optics Engineering, Soochow University, Suzhou, China;
Department of Electrical and Computer Engineering, Virginia Tech, Biacksburg, VA, USA;
Optical; Encryption; Three-Dimensional; Object; Digital; Holography; Fresnel; Diffraction;