NVG 1 : Night Vision Goggles (NVGs) are used to spot objects from the air at night. The goggles intensify the ambient light. They are particularly effective in full moon conditions. (Marine SAR)
Federal Emergency Management Agency, U.S. Department of Homeland Security, Acronyms Abbreviations &Terms (A Capability Assurance Job Aid), FEMA P-524, Washington, DC, USA 2009. http://www.fema.gov/pdf/plan/prepare/faatlist07_09 .pdf, (D&E - Amer) {844}