With the vigorous development of digital technologies, reproduction has become a fact that we could not keep away from on our everyday lives. At digital times, strings of 0 and 1 not only intensified the concept of reproduction but changed its original style to make the limit between reality and virtual world vaguely.

　　This creation,“Gesture duplication & Illusion”, tended to convey the concept of reproduction at digitals times, to express a virtual world between reality and unreality, and to show a bran-new sensational extension and physical experience through new media materials. In order to probe into the characteristic of the reproduction, therefore, chapter 2 literature review contained Photography Art, Video Art, New Media Art and other related works.

　　WebCam was used to catch the real images of interaction between viewers and creations. By interweaving the images into animations, the viewers became one of the elements of the creation. In addition to animations, the images picked from external environment instantaneously could also bring different vision-effect to represent unique esthetics of new media materials.