After the reflective panels that form the surface of the shaped surface reflector have been installed, the next step is the “Big Lift,” lifting the reflector on top of the alidade. At the center of the reflector, the pass through for the BWG assembly is visible.
After the reflective panels that form the surface of the shaped surface reflector have been installed, the next step is the “Big Lift,” lifting the reflector on top of the alidade. At the center of the reflector, the pass through for the BWG assembly is visible.