You can view an object along a
perpendicular to a selected plane.
Select View > Modify > Normal View or click
Normal View
in the View toolbar.
Select a plane.
The object is projected
onto the selected plane so you can now view along a normal to the
plane.
Before
After
Important:
If
you select an element other than a plane, the object is
projected onto an imaginary plane tangent to the selected
element. This plane is created at the point where you clicked
and is set parallel to the screen.