Leupold Mark 4 12-40X60mm P4 Tactical Spotting Sco, Leupold Mark 4 12-40X60mm P4 Tactical Spotting Scope The Leupold Mark 4 12-40X60mm P4 Tactical Spotting Scope with the P4 reticle gives you the brightness and clarity necessary for positive target identification in any conditions. Built to survive shocks, blows, drops, and impacts, it's not only tough, it's also 100% waterproof and fogproof.  Boasting Leupolds Professional-Grade Optical System, it offers unmatched light transmission thats designed to outperform in the most challenging lighting conditions. Its industry leading glare reduction provides a clear image in harsh, direct light, while the resolution and clarity will meet the demands of any professional guide or shooter in the field.