Geometry:
No isolated verticesNo coincident verticesNo coincident/coplanar facesCorrect face normalsNo empty objects
Topology:
Quads and Triangles onlyModel can be cleanly subdividable
Other:
lighting and cameras are not included in the product (Model file includes only the 3D model)Model Scale: real-world scaleModel after 'reset xForm'Model centered at origin (0,0,0)all objects are named and logically grouped
Native Formats: MAX (Autodesk 3ds Max, filesize: 195 MB)
Exchange Formats: OBJ (OBJ, filesize: 52.1 MB), FBX (Autodesk FBX, filesize: 99.5 MB), MAX (Autodesk 3ds Max, filesize: 195 MB)