Autodesk killed ImageModeler around 2011. You cannot buy a legal license for the 2009 version. Any "Portable" version floating around on torrent sites or random forum threads is 100% cracked/pirated software.
Autodesk stopped selling it as a separate license in November 2009. It was then bundled only with subscriptions for 3ds Max 2010 or Maya 2010 . autodesk imagemodeler 2009 download portable
ImageModeler 2009 has modest hardware requirements (Windows XP/Vista, 2GB RAM, OpenGL 1.5) compared to modern photogrammetry tools that demand powerful GPUs. Autodesk killed ImageModeler around 2011
The software analyzes multiple photographs of an object or scene from different angles to determine the camera's original position and focal length. autodesk imagemodeler 2009 download portable