光是摄影上不可缺少的因素,它有两个作用:一是有了光,感光材料才有感光的可能；二是有了光,才有物体的形态、色彩和质感。摄影时用光是一项创造性的工作,它往往体现着摄影师的个性和风格,同时也关系到一幅照片的成败。1常用人造光源的类型和特点虽然摄影时光线千变万化,但从光 Light is an indispensable factor in photography. It has two functions: First, there is light, and only sensitivities of photosensitive materials are possible; second, there is light, and the shape, color and texture of objects are obtained. The use of light when photographing is a creative endeavor, which often embodies the personality and style of the photographer, as well as the success or failure of a photo. A common type of artificial light sources and characteristics Although the ever-changing photographic light, but from the light