In the vertical arrangement, the cameras are mounted at 90 degrees to each other on a specially designed stand, and a mirror reflects the image of the scene into the lens of the camera that is not pointing directly at the scene.
前者是利用特殊設計的支架與反射鏡，將原本呈 90 度直角擺放的兩台攝影機，折射成「一實體、一虛擬」的左右並排雙鏡頭。