在高原地区拍摄时,常会遇到画面反差过大的情形,令拍摄难度增大。为此,摄影者应熟知光比并合理运用曝光技巧,合理控制画面的反差。光比的概念当光线比较强烈时,景物必然会伴随着光线出现明显的阴影,这就引出了摄影上一个重要的概念——光比。光比,是指被摄体亮部和暗部的受光比例,对 When shooting in high altitude areas, often encounter the contrast of the screen is too large, so shooting more difficult. To this end, photographers should be familiar with light ratio and the rational use of exposure techniques, reasonable control of the screen contrast. The concept of light ratio When the light is strong, the scene will inevitably be accompanied by a clear shadow of light, which leads to an important concept photography - light ratio. Light ratio, refers to the subject light and dark light ratio, right