在电视片拍摄过程中，常因片子情节、内容的需要或因自然效果的不足等，制作特殊色调的画面，使之达到一种特殊的艺术效果。开展检察宣传工作，拍摄电视片时，往往也需要运用特殊色调。下面介绍在没有彩色滤镜的情况下，利用摄像机白平衡原理和白备色片（或选择有色物）来调整 In the filming process, often due to the film’s plot, the content of the need or because of lack of natural effects, making special color screen, so as to achieve a special artistic effect. Prosecutorial publicity work, filming, often also need to use special color. The following describes the absence of color filters in the case, the use of white balance camera principle and white preparation film (or choose colored material) to adjust