Wolfram Demonstrations Projecthttp://demonstrations.wolfram.com/An Open Resource of Interactive Mathematica VisualizationsCopyright 2009 Wolfram Demonstrations Project & ContributorsOptimal Magnification in X-Ray Imaging Systemhttp://demonstrations.wolfram.com/OptimalMagnificationInXRayImagingSystem/]]>http://demonstrations.wolfram.com/OptimalMagnificationInXRayImagingSystem/