Rational Reducer - Version 3.0 The best 3D file optimization tool available. Huge files reduced 90% or more while retaining terrific visual quality. Fast and easy to use, it supports VRML, .DXF, .3DS and .FLT. Time-limited registrations available from $200 (3 days). Pay only for the time you use the product. Intelligent polygon reduction enhanced by instructions from built-in knowledge base. Used by NASA, Boeing, Daimler Chrysler and British Aerospace.