EM3DS 11.0 was available as a free download on our software library. This free software is an intellectual property of MEM Research. EM3DS 11.exe, EM3DS 12 64bit.exe, EM3DS 12.exe or ShapeEd.exe are the default file names to indicate this program's installer. The program lies within Education Tools, more precisely Science Tools. Our built-in antivirus checked this download and rated it as virus free. The most popular version among EM3DS users is 11.0.
From the developer:
EM3DS (ElectroMagnetic 3D Simulator) is an equation based electromagnetic wave simulator. It uses a technique called Generalized Transverse Resonance Diffraction (GTRD) , developed by MEM (Microwave and ElectroMagnetics) Research. This simulator accounts for thickness, conductivity, etc. of real conductors or dielectrics.
The free version is an educational tool with less functionality. For complete features, you have to buy the full version.
You may want to check out more software, such as CAEFEM, Photometric Toolbox32 or GenealogicaGrafica, which might be related to EM3DS.