The use of contrast On television filming and production practices;

Taking the example of the making of special-topic films of Human Provincial People s Hospital,the paper introduces how to write good scripts,arrange filming and make communications between the two parties.

In order to obtain the clear and flow visualization image and improve the quality of fluid visualization photographic image,it is usually necessary to make tracer particles enlarged for shooting or near shooting and to distinguish the contrast degree between the background and the tracer particles.

Photographs shooting by digital camera possess the same legal validity with traditional camera,have more convenient operation and lighten foundation units administration expenses.