By Object

Set the View Perpendicular to an Object

Use the By Object option to set the 3D view perpendicular to the plane of a selected object.

Note:   The selected object should be planer and consist of more than three points.

Instructions

On the View menu, point to Change View, and then click By Object.

Select the object on which you want to base your view.

The selected object will then be highlighted, and you will be asked to confirm that it is the correct object. Incorrect prompts you to select another object. Correct object sets the view and you can select another object as the base view.