Optical diffusion of colour and light

 A thin layer of Lochaline Sand on stretched organza,
light and shade from structures behind this screen are radiated onto the surface.
 
 

Rear view:
Circles of sycamore veneer
attached to the  reverse side of the sand coated organza.

coloured paper

coloured paper

paper forms behind the screen
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American walnut veneer
coloured paper, sand screen

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Veneers of wood, sycamore and walnut, placed behind the screen,
create shadows on the surface of sand.

Leaves and oranges
  coloured paper, sand screen

Leaf Screen illuminated by TV light

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Invisible Picture
Shadows reveal the hidden forms behind a screen of sand