照明，依其定义，是用光照亮物体的一种方式。这种光可用人眼、照相机或探测装置看到。本文将讨论的是人眼或照相机（模仿人眼）能看到的可见光。简史照明的概念始于数千年前，用燧石取火以获得基本的光和热。最初设计的光源是蜡烛和油灯。19世纪第一次推出煤气灯，到了该世纪 Lighting, by definition, is a way of illuminating objects with light. This light can be used human eyes, camera or detection device to see. This article will discuss the visible light visible to the human eye or camera (imitating the human eye). Brief History The concept of lighting began thousands of years ago, with flint fire to get the basic light and heat. The original design of the light source is a candle and oil lamp. The first gas burner was introduced in the 19th century and by that century