Lens face is transparent, the object that glance, have enlarge the space, vision result that increases depth; And its flowing and shining surface, can cause the interior space effect like crystal.

• 镜面是透明、反光的物体，有扩大空间、增加深度的视觉效果；而其平滑光亮的表面，可造成水晶般的室内空间效果。