
30
BALLISTIC & ENVIRONMENTAL QUICK REFERENCECON'T
Rt 75% – distance at which a bullet is 75% through
the transonic range
Rsubs – range at which bullet velocity
becomes subsonic
Range Estimation Screen
Target – the size of the target on which estimation
is based
Image – the apparent size of the target as it appears
in a telescopic sight
Range – the calculated range, based on the target
and image sizes
Speed Estimation Screen
Range – the range at which the speed estimation
will be done
Mvmt – the apparent movement of the target as it
appears in a telescopic sight
Time – the time (in seconds) during which
movement was measured
Speed – the calculated speed, based on range,
movement and time
Cal MV Screen
Range – the range at which test ring is being done
Drp – the elevation correction calculated for the
specied range, updated by user with observed
drop
MV – the muzzle velocity used in the current elevation
calculation
Cal DSF Screen
Range – the range at which test ring is being done
Drp – the elevation correction calculated for the
specied range, updated by user with observed drop
DSF – the drop scale factor used in the current elevation
calculation
Kommentare zu diesen Handbüchern