If the light source is at a slight angle relative to our point of view objects will have a rim of light defining one or more of their edges, the harder the light the more pronounced this rim will be.

• 如果光源正处于一个相对轻微的角度，以我们的角度看物体将有一个边缘的光确定一个或一个以上的边缘，就越难参照了更加突出这将篮筐。