facsimile

fair drawing

false color film

false parallax

feature

feature line overlap

fiducial mark

field control

fighter

fighter direction aircraft

fighting patrol

filler point

filtering

fire coordination area

fire direction center

fire for effect

firepower umbrella

fire support

fire support area

fire support coordination center

fire support coordination line

fission

fixer network

flat

flight readiness firing

floating lines

floating mark or dot

fluxgate

fluxvalve

focal plane

folded optics

follow-on echelon

follow-up

forces allocated to NATO

forming up place

forward air controller

forward line of own troops

forward observer

found shipment

fragmentary order

free fall

full command

fully planned movement

functional command

fusion

fuze