Patriot Optics Response Enclosed Emitter Reflex Sight Matte Black 1x. This combination of segmented circle/middle dot configuration provides lightning-fast target acquisition allowing you to put the center of the reticle on your target quickly and precisely with ease. Designed for bolt action rifles shotguns and carbines the RESPONSE can be used in the most demanding conditions. The RESPONSE is incredibly rugged and highly durable as it is made of 6061-T6 aircraft grade aluminum alloy. This aerospace material protects all of the inner electronics and the LED emitter that is found inside of the sealed nitrogen purged housing. The housing also provides a 800G/s shock rating as well as professional grade IPX8 waterproof/fog proof reliability. This rugged optic is resistant to impacts heavy recoil and harsh environments allowing you to confidently attach it to a standard Picatinny rail on your weapon; and not worry about the hard to avoid bumps jolts and unexpected weather that can happen when in the field at the range or on a mission. The lenses of the RESPONSE feature PATRIOT OPTICSS proprietary and professional grade multi-coatings that provide scratch resistance anti-reflective properties and industry leading light transmission for a clear and precise sight box in whatever lighting you might find yourself in. The 11 levels of red illumination allow you to operate the RESPONSE in all situations ranging from night vision use to broad daylight operational needs. The power for the RESPONSE comes from two readily available AAA batteries providing you with up to 50000 hours of battery life. Step into the future of reflex sights with PATRIOT OPTICSS fully enclosed rugged and ready RESPONSE you will be glad you did Specifications for Patriot Optics Response Enclosed Emitter Reflex Sight: Manufacturer: Patriot Optics Color: Black Finish: Matte Magnification: 1 x Objective Window Size: 20x26 mm Reticle: 2 MOA Dot Illumination Color: Red Eye Relief: Unlimited Adjustment Click Value: 0.5 MOA Emitter Type: Enclosed Red Dot Sights-Footprint: Not Applicable Features of Patriot Optics Response Enclosed Emitter Reflex Sight Fully Enclosed Reflex Sight 11 Levels Of Illumination Rugged Construction Readily Available AAA Power Supply Nitrogen Purged Weatherproof Operation Aircraft Grade 6061 T-6 Aluminum Housing Provides Both Eyes Open 1x Shooting Fully Multi-Coated Scratch Resistant Lenses Precise 2 MOA Centering Dot Quick Target Acquisition Segmented Circle Reticle Package Contents: Patriot Optics Response Enclosed Emitter Reflex Sight 1x Protective Rubber Cover 1x Instruction Manuel 1x Lens Cleaning Cloth Patriot Optics PO-RS-R: Response Enclosed Emitter Reflex Sight Matte Black 1x