NEW ANTI-AIRCRAFT APPLICATIONS SEARCHLIGHT
This new projector produced by Major Savage of London emits 3,000,000,000
(three thousand million) candle power and has the longest range in
the world. Its unique optical feature is that it throws a wide beam
in the form of a grid, can pick up enemy aeroplanes at once and gives
immediate data of their height, speed and direction. It has other
valuable applications for naval and military purposes.