aerospace
aiming
air
airplane
alert
army
black
blip
blue
circle
computer
control
danger
defense
design
detect
detection
digital
discovery
display
equipment
flying
graphic
icon
illustration
map
military
monitor
object
protection
radar
radar map
radar screen
scan
scanner
scanning
screen
search
sight
sonar
submarine
symbol
system
target
technology
vector
vision
visual
war
weapon