Suitability of Farm Machinery Using Vague Selection Knowledge

  title={Suitability of Farm Machinery Using Vague Selection Knowledge},
  author={Karan Singh},
A method for fabricating a thin-panel illuminator for uniform, high contrast lighting of large area graphic displays such as maps, photographs, charts, and the like. Light is introduced through one edge of a transparent substrate having front and back plane parallel opposed surfaces and thereby directed into the interior of the substrate. The back surface is textured with a multiplicity of shallow depressions such as grooves or dimples which have shallow sloped sides such that light is… CONTINUE READING

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