US 6516699 B2 An improved shooting system is provided by using a
firearm having a telescopic gunsight mounted a predetermined
distance above the barrel in conjunction with a computer
including a controller, memory; a program stored in memory for
calculating targeting information. The computer can be a hand-
held, personal digital assistant type device which enables the
user to input information regarding weather, gun and ammunition
characteristics, and target information, including range to
target, and which quickly calculates the adjustments which need
to be made to a conventional scope, or the location on the
reticle which should be used as an aiming point, in order to hit
the target. 1. A hand-held electronic ballistics calculator for
use by a sport shooter with a firearm having a barrel for firing
a predetermined cartridge containing a bullet, said firearm
equipped with a telescopic gunsight mounted adjacent to said
barrel, said gunsight including an aiming reticle, said hand-
held electronic ballistics cal