Specifies the layer of the Smart 3D document on which to conduct the search. Two options are available by default: All layers or the Default layer; however, if you have created additional layers in the Smart 3D document, they are also displayed.
Find Now - Executes the search based on the criteria specified. When found, the matching object appears highlighted on the active Drawing sheet.
Clear - Clears out the results of the last search conducted. All items that appeared selected in the Smart 3D drawing are cleared.
Reset - Returns the options on each of the Find dialog box tabs to their default settings.