What are the main roles of stage lighting in stage performance

The stage lighting plays a very important role in the stage performance, it belongs to the stage art of stage ilumination. through stage lighting, we can make the actor art imagine more impressive, highlighting the medium scene, and theme of artistic creation, and the performance of the entire stage. Only excellent stage lighting can show the needs of theatrical performances and comprehensive cultural performances.

The main role of stage lighting in stage performance can be summuried as following:

(1) to help the audiences to clearly see the stage scene and performance of the actors. 

(2) Guide the audience to see the highlighting part of performance.

(3) to make the role impressive, openly express emotion and present stage illusion. 

(4) create specific environment on the stage. 

(5) Exaggerate the atmosphere of the play.

(6) Display the transformation of time and space, beautify the stage art shape. with stage stunts, to enrich the artistic appeal.

The knowledge of stage lighting includes three parts: stage lighting engineering design, stage lighting scene design and culture and art foundation.

舞台灯光是舞台演出不可分割的一个组成部分，属于舞台艺术照明设计范畴。运用舞台灯光可以加强演员表演的艺术形象，美化舞台美术造型，突出剧中人物，阐明主题，烘托整个舞台的演出气氛。只有良好的舞台照明系统才能满足戏剧表演和综合文艺演出活动的需要。

舞台表演艺术家对舞台灯光的评价:“光是舞台上的灵魂”“光是舞台上的血液”“光是舞台气氛的权威”“舞台上是光的世界”“当代舞台美术是光景的时代”等。

现代舞台演出中舞台灯光的主要作用可归纳为:(1)使观众可清晰地看到演员表演和景物形象。(2)导引观众视线集中到关键演出部位。

(3)塑造人物形象，烘托情感和展现舞台幻觉。(4)创造剧中需要的空间环境。(5)渲染剧中气氛。

(6)显示时间、空间转换，美化舞台美术造型，配合舞台特技，丰富艺术感染力。

舞台灯光的知识结构包括舞台照明工程设计、舞台灯光场景设计和文化艺术基础三部分。