On target. Fast. The Vortex Spitfire 1X Prism Scope puts your dot on the spot quickly and reliably for close-range and medium range engagements. And it's sleek, slim and small... a perfect fit for your CQB rifle. Sophisticated prism-based design delivers razor-sharp clarity and allows for multiple reticle designs that are easily visible with or without illumination. Parallax free for heads-up, both-eyes-open target acquisition. See it. Shoot it. Day or night. Unlike traditional red dot scopes, the Vortex Spitfire 1X's etched DRT reticle is daylight visible with no power. That means even with a dead battery, you're still in business. And come nighttime, you'll be more than impressed with the sharpness and visibility offered by five adjustable brightness settings. Reliable. Rugged. Ready for action. Close-range engagements demand the utmost in durability, and the Vortex Spitfire 1X delivers with an extremely rugged build, hard anodized finish, nitrogen-purged, O-ring sealed optics and an effective operating temperature that guarantees performance in conditions ranging from -22 degreesF to a sweltering +122 degreesF. Multiple anti-reflective coatings on all air-to-glass surfaces for increased light transmission and brightness Single-piece chassis is compact and lightweight to deliver precision results without slowing you down or hindering your movement Hard anodized, low-glare matte black finish provides superior durability Rugged construction withstands recoil and impact Nitrogen gas-purged and o-ring-sealed for fogproof and waterproof performance Red or green illumination settings, with five levels of adjustable brightness DRT (Dual Ring Tactical) Reticle is etched directly on the prism to ensure consistent point-of-aim at all times Variable mount heights. Comes mounted at a lower 1/3 co-witness height of 40.4mm from the optic center to base surface. Mount riser can be removed to achieve lower 30mm Vortex VIP Warrantyheight Includes 2mm