MEDIUM ![]() | ![]() | |
| Name | ACIS SAT Model File | Rhino OpenNURBS |
| File extension | .sat, .sab, .asat, .asab | .3dm |
| Original software | Rhinoceros 3D | |
| Binary | ■ | ■ |
| ASCII | ■ | |
| Polygonal | ■ | |
| NURBS | ■ | ■ |
| Solids | ■ | ■ |
| Smoothing groups | ■ | ■ |
| Textures, materials | ■ | |
| Developer/Owner | Spatial | Robert McNeel & Associates |
| Description | ||
| Specification | Download PDF | OpenNURBS |
| Format features | File geometric kernel ACIS. Is used by CAD-systems such as AutoCAD, Inventor | The format of the first NURBS-Modeling software for Windows. Is currently open, so there are converters from/to lots of formats |
| Viewing software | RADF Viewer (free), Delcam Exchange 2012 (free) | Deep View (free) |