Redfield Revolution Accu-Range, 3-9x50mm, Matte Resettable stainless steel finger-click Accu-Trac adjustments Accu-Range reticle combines long-range precision with ease of target acquisition Waterproof, fog proof and shock proof for a lifetime of field use Rapid Target Acquisition (RTA) eyepiece helps you align your eye with the eyepiece faster Premium lenses with cutting edge vapor-deposition coatings offer best-in-class light transmission in the critical low-light/blue wavelengths most common when game is active