Projection Band
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This structure is created by repeating the above element. In one element, 
  4 layers are separated both vertically and horizontally (see 
  plan). 
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  Front view, Plan and Side view

  Inside the space
  
  
  This simulation shows how the light from the projector is picked up by 4 separated 
  levels. The distorted 
  model angles towards the lens of the projector. Mouse over the image to see 
  the light rays.