摘要：电脑灯相较于传统灯具，可以改变灯光的光影结构、明暗对比和光束移动的速度、位置和方向。它的主要作用是烘托演唱会现场的氛围，增强舞台艺术效果, 加强电视画面对受众视觉的冲击力和艺术感染力,是加强现场艺术感、空间感、层次感的重要灯具。它被广泛运用于各类演唱会、综艺节目、文艺晚会等，由于演唱会是一种视听兼备的综合性艺术，每场演唱会都有其自身的节奏、旋律、画面感，要给受众一场视听结合的饕餮盛宴，对电脑灯光效设计要求也相对苛刻。本文中笔者以陈奕迅演唱会为例，简要分析电脑灯在演唱会中的光效设计和运用方式。

关键词：电脑灯；演唱会灯光；光效

Abstract：Compared with the traditional scanner lamps and lanterns, can change the light of light structure, light and shade contrast and beam of light to move fast, position and direction. It is the main purpose of foil concert atmosphere, enhance stage art effect, strengthen the audience to join in the television images of the visual impact and artistic appeal, it is to strengthen the sense of art, and space, administrative levels feeling of important lamps and lanterns. It has been widely used in various concerts, variety show, the literature evening party, because the concert is a comprehensive art audio-visual and, every concert has its own rhythm and melody, scope, to give the audience a visual and audio combination of feeling feast, efficiency of laser design requirements is relatively strict. In this paper the author eason chan concert as an example, this paper briefly analyzes the efficacy in concert scanner design and operational mode.

Key Words：Fixtures;Concert Lighting;Luminous efficiency