A combined reflex and laser sighting device with co-aligned iron sights is provided. In one aspect, the laser elements are co-aligned with each other, the reflex sight is co-aligned with the laser elements, and the iron sights are then co-aligned with the reflex sight and lasers, such that both the reflex sight, laser sight, and iron sights can all be calibrated or boresighted to a weapon together in a single operation. In another aspect, one or more laser elements are mounted to a laser bench and aligned with a reflex sight and iron sights attached to the laser bench. In yet another aspect, a plurality of laser elements are provided on the laser bench and are co-aligned with each other, the reflex sight, and the iron sights. In yet another aspect, an elevation adjustment apparatus for a laser sight includes selectable primary and secondary adjustment assemblies.