Congratulations! You have purchased a Leupold RX
™
Series digital laser
rangefinder that has been designed by Leupold’s engineers and designers
to be the best rangefinder on the market and to provide you with years of
solid performance in the field. Following are detailed instructions regarding
the proper use and employment of your RX Series rangefinder. To ensure top
performance for the life of the product, please read these instructions before
operating your RX-I, RX-II, RX-III, or RX-IV.
Your new Leupold RX Series digital laser rangefinder is a revolutionary, range-
finding device that incorporates advanced digital electronics with state-of-
the-art ballistic algorithms. True Ballistic Range
™
algorithms were developed
by the same engineers who developed Sierra Infinity
®
Exterior Ballistics
Software and who helped develop navigation and guidance systems for ICBMs
and other missiles with far more demanding trajectory requirements than a
hunting bullet. Other useful features that are included are an inclinometer,
thermometer, compass, and the Match 13
™
Reticle System
™
, but the truly
Introduction
1