n.视差；（几何）倾斜线
Find some nearby object to judge parallax with. 寻找一个附近物体,以此判断视差是否存在。
Thus parallax would be achieved for the simulated surface. 因此视差能在模拟的表面上表现出来。
Do not forget to keep the subject within the parallax correction mark. 别忘了让被摄主体保持在视差纠正线之内。
