This 3D model was originally created with Sketchup 13 and then converted to all other 3D formats. Native format is .skp 3dsmax scene is 3ds Max 2016 version, rendered with Vray 3.00 Interferometer Fabry-Perot for teaching wave optics. Developed by PCCO company on behalf of Didalab society. Non-motorized version, also available in motorized version