HIGH  |  | |
| Name | 3D Studio | STEP |
| File extension | .3ds | .stp, .step |
| Original software | 3D Studio (DOS) | |
| Binary | ■ | ■ |
| ASCII | ■ | |
| Polygonal | ■ | |
| NURBS | ■ | |
| Solids | ||
| Smoothing groups | ■ | ■ |
| Textures, materials | ■ | |
| Developer/Owner | Autodesk | ISO |
| Description | ||
| Specification | Download PDF | |
| Format features | Has a limit on the number of polygons in a single file. Today is considered obsolete | The basic format of the transfer surfaces between CAD-systems. See also IGES |
| Viewing software | GLC_Player (free), MeshLab (free) | Delcam Exchange 2012 (free), eDrawings (free) |
