#declare Media =
media {
  emission .5
  intervals 25
  samples 1, 50
  confidence 0.99
  variance 1/100
  density {
    spherical
    ramp_wave
//    turbulence 1
    color_map {
      [0.000  rgb <0.01, 0.005, 0>]
      [0.025  rgb <0.04, 0.020, 0>]
      [0.050  rgb <0.03, 0.015, 0>] 
      [0.100  rgb <1.00, 0.500, 0>]

    } 
  }
}

      sphere { 0, 2 
     pigment { color rgbf<1, 1, 1, 1> }
      finish { ambient 0 diffuse 0    }
    interior { 
       media { Media scale .50        } 
       media { Media scale .50        }
             }
    scale 50 
      hollow 
             }

      camera { location  <0, 0, -230> look_at 0}

light_source {<0, 0, -20000> rgb 1}

-- 
Ken Tyler

mailto://tylereng@pacbell.net

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