The following awesome pictures show the F-35B STOVL (Short Take Off Vertical Landing) aircraft BF-4 hovering in the darkness during a night test flight at NAS Patuxent River, Maryland, on Dec. 13, 2012.
NVGs concentrate and intensify light by optical means the typical monochrome green tint of the night vision goggles is by design: it is the one that is better perceived and distingued by the human eye.
Image credit: Lockheed Martin