The 3D-scan data is provided in STL format by default. This is a polygon mesh that contains all the information about the shape and dimensions of the part. If color information is also required, we export the 3D scan as an OBJ+JPEG format.
We have provided a 3D scan as an example for you to download. It is the 3D scan of a compressor wheel from a turbocharger. The 3D-scan data is available in STL format. You can view it, for example, with the free 3D Viewer Meshlab: