перископна артилерійська бусоль
declination aiming circle (declinated aiming circle)
aiming circle
aiming circle monocular
artillery aiming circle
azimuth aiming circle head
kill circle / aiming reticle
day/night periscopic sight
periscopic sight
aiming dot; aiming mark; crosshair; crosswires; pointing mark; telescope laying mark
aiming lamp / aiming light
aiming post lamp / aiming post light
horizontal circle clamp
killing circle
circle
danger circle
elevation circle
paraselenic circle
parhelic circle
antarctic circle
circle of position
great circle course
great circle distance
great circle heading
great circle route
polar circle
primary great circle spherical coordinate system
calibration circle
great-circle range
range circle
range marker circle
effects circle
watch circle