DUQUESNE, Mo. — The 1942 Sperry carbon arc lamp ‘searchlight’ or spotlight was used originally to locate enemy bombers so anti-aircraft guns could see their target in the night skies. Specifically ...

Abstract: NASA Engineers at the Kennedy Space Center required a more effective floodlighting system to illuminate Launch Complex 39 for photographic monitoring and review of the fueling, final ...

A post shared by Joplin News First (@joplinnewsfirst) on Jul 5, 2019 at 5:48am PDT (Joplin, Mo.) — The 1942 Sperry carbon arc lamp ‘searchlight’ or spotlight was used originally to locate enemy ...

Arc lamps are a category of lamps that produce light by an electric arc (also known as a voltaic arc). The lamp consists of two electrodes that are separated by a gas. The lamp is named based on the ...