(Real-Time Interaction)(Stereo Viewing, Immersive VR...) Open Inventor ： [img]http://www.ncg.ac.cn/productpic/image002.jpg[/img] Business Graphics Cartography Chemistry Engineering Virtual Reality and VRML AEC and Simulations Mechanical CAE and CAD Architectural Design Medical and Scientific Imaging Geophysical Sciences Scientific Data Visualization Animation Open Inventor ： [img]http://www.ncg.ac.cn/productpic/image004.jpg[/img] Multithreading Remote Rendering Stereo Viewing NURBS Large Model Visualization Collision Detection HTML Image Maps 3D Textures Big Image Renderer [img]http://www.ncg.ac.cn/productpic/20.jpg[/img] VRML Enhanced Performance Image Output Formats Input Data formats： IGES 5.1 VDA-FS (automotive profile) STL ASCII (prototyping) DXF R14 (3D Solid not supported)