Use and to create a temporary drawing view with selected objects isolated or hidden. This saves you the time of having to track objects across layers. If you isolate objects, only the isolated objects appear in the view. A light bulb icon on the status bar indicates when one or more objects are isolated or hidden. To redisplay objects, use . When you close and reopen the drawing, all previously hidden objects are displayed. Use the system variable to control whether objects remain hidden between drawing sessions.