Test of DMZ Fence Lighting Method in Which Lighting Glare Effect is Used as a Visual Barrier to Intruders
ARMY LAND WARFARE LAB ABERDEEN PROVINGGROUND MD
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The practice of depending upon the lighting glare effect from standard light fixtures installed on a DMZ line security fence as a visual barrier to intruders was simulated by test, and is evaluated in this report. Results of the evaluation show that regular light fixtures installed six feet high on a fence provide a visual barrier to intruders 100-watt standard incandescent fixture spaced ten meters apart with regular oval reflectors facing out perpendicular from the fence or 300-watt Crouse-Hinds Model No. PLB 47574 incandescent fixtures spaced 30 meters apart. The 300-watt Crouse-Hinds light was more effective due to its wider angle light beam 180 Deg and its higher intensity.
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