The Boeing Company
Dual hidden point bars

Abstract:

A system is provided including a first elongated object proximate a first surface on a first side of a structure and a second elongated object proximate a second surface on a second side of the structure, the second surface and the second side opposite the structure relative to the first surface and the first side, the first object aligned with the second object at a first point on the first surface. The system also includes a first plurality of corner cubes affixed to the first object at first known distances from each other and from the first point, wherein the first object abuts the first surface at the first point. The system also includes a second plurality of corner cubes affixed to the second object at second known distances from each other and from the first point, wherein the second object abuts second surface at second point opposite first point.