Propaganda is a way of making television, movies and cashing in. As a kind of communication camera, how should it apply the picture lens to achieve the optimal ideographic effect? The picture is the carrier of the whole propaganda film, all the content to be expressed by the film must be conveyed through the picture. And the visual embodiment is mainly reflected in the psychological activities and screen transformation, can be directly converted into the picture language. Visually conveying the image to the audience makes it easier to draw attention and visual pleasure. In this paper, "Briefly" in the propaganda film (The Ruins of the Family - the imprint of the Stone Age) in the picture features of the film to investigate the use of the picture lens, reported the role of the picture lens and practical application, through the performance of the propaganda film shooting techniques and theoretical knowledge to study the use of the propaganda film picture. Through the choice of the picture and the choice of picture composition, the editing of the later picture and other research further elaborated the picture in the propaganda film play a leading role.