Leupold VX-3 Handgun 2.5-8x32mm The Xtended Twilight lens SystemTM optimizes the transmission of low-light wavelengths, so you see the details of low-light scenes in greater, brighter detail than with any other riflescope available Diamondcoat 2TM lens coatings on exterior lens surfaces provide the highest level of scratch resistance Leupold has ever offered Tactile power indicator also features built-in range estimation functions and graphite O-Rings for easy operation