Peter Campus is one of the important video artist in the field of art video . To create the video, he used interface installation (1972) a dark room, a video capturing camera and glass. The video camera capture the environment from one side of a piece of transparent glass as a result two types of image are created one is mirror image which is reflected on the glass and other is reverse image. By applying this approach its possible to create different type of video art.
For example, one of his video art is ´Three Transitions´ which is shown in the following video