View down the long-foreshortened チューブ, which pulls away from the searching 目, changing its perspective variables to show itself as a shorter 形回転する in 前面の of us. We get a momentary glance through this gizmo, before it softly twirls around in an attempt to present us with a view through the other end. The round edge of the 望遠鏡 will, without any contradiction at all, connect to the 四角 frame of the スクリーン.