To Offset Facets
1. Select a subset of a facet feature or an entire facet model.
2. Click > 
Offset. The Offset dialog box opens.
Offset. The Offset dialog box opens.3. Type a value for Offset Value. The default is 1.000.
 | To reverse the direction of the offset, enter a negative value. |
4. Select the Maintain Mesh check box to maintain the existing mesh of triangulated facets while offsetting the facet model.
5. Select the Thicken check box to add thickness to the facet model. This thickness is equal to the value specified for Offset Value.
For example, if the Thicken check box is not selected, only the facet subset or model is offset by the specified Offset Value. If the Thicken check box is selected, then the facet subset or model is offset by the specified Offset Value and sidewalls are created.
6. If required, click Preview to preview the offset of the subset of the facet feature or model.
7. Click OK.