Leupold VX-R 3-9x40mm Patrol Rifle Scope, Illuminated FireDot TMR, 30mm Reticle has various sized and spaced hash marks along the vertical and horizontal stadia Daylight visible illuminated FireDot in the center of the reticle aids with target acquisition and shot placement Index Matched Lens System eliminates reflections and maximizes light transmission 2nd Generation Argon/Krypton Waterproofing Motion Sensor Technology offers several intensity settings and a high/low indicator