DESC: Leupold's RX series of laser rangefinders sets new standards of rangefinder performance and incorporates a wide variety of functions including 13 selectable reticles, fold-down rubber eye cup and advanced digital instrument panel with digital signal processing, accurate range ±1 yard, clicking fast focus eyepiece and True Ballistic Range™ for most popular rifle loads and archery ballistics. True Ballistic Range gives a firearm or bow hunter the correct range when shooting up or down hills for precise shot placement all the time, every time!