this ADI is calibrated in degrees and cosines give you an instant read out which can go directly into ballistic software program on your pocket pc or use with a pre-printed graph drop angle to achieve high accurate shooting.
the needle moves with your red rifle and displays a number that indicates the percentage of your rifle is off level. multiply the percent indicated up to the target distance to easily calculate the distance adjusted for gravity.
the bubble level that can be flipped to the side also allows you to have an additional gauge to achieve much higher accuracy.
Angle Indicator and Scope Level Long Range Precision Shooting Support