Trijicon ACOG 3.5x35 Scope LED Red Chevron MRAD Reticle w/ Colt Knob Matte Black 3.5x35mm. 5x35 ACOG Scope w/ Red Donut BAC Reticle - Features Dual Illumination (Fiber Optic provides daylight illumination and tritium illuminates reticle at night) and Ranging out to 800 Meters for 5.56 (.223 cal) see Reticle diagram. The ACOGs are internally-adjustable compact telescopic sights with tritium illuminated reticle patterns for use in low light or at night. Bindon Aiming Concept (BAC) feature bright daytime reticles using fiber optics which collect ambient light. Trijicon Scope ACOG 3.5x35 combine traditional precise distance marksmanship with close-in aiming speed. Although the Trijicon ACOG sight have many features which are very advantageous for military use they were developed by Trijicon without government funding. ACOG is designed for use with the M16 family every feature of its mechanical and optical design was chosen for a single purpose: to provide increased hit potential in all lighting conditions -- without failure-prone Specifications for Trijicon ACOG 3.5x35mm Rifle Scope: Manufacturer: Trijicon Objective Lens Diameter: 35 mm Magnification: 3.5 x Reticle Focal Plane: Prismatic Exit Pupil: 10 mm Illumination Color: Red Field of View Linear: 28.9 ft at 100 yds Field of View Angle: 5.5 degrees Eye Relief: 2.4 in Length: 8 in Caliber: .223 Remington 5.56x45mm NATO Battery Type: AA Width: 2.1 in Fabric/Material: Forged Aluminum Adjustment Range: 40 MOA Height: 2.9 in Lens Material: Glass Optical Coating: Multi-Coated Brightness Settings: 6 Battery Life: 12000 hours Weather Resistance: Yes Water Resistance Level: Waterproof Shockproof: Yes Fogproof: Yes Battery Quantity: 1 Package Type: Polymer Hard Case Magnification Type: Fixed Gun Type: Rifle Housing/Frame Material: Forged Aluminum Features of Trijicon ACOG 3.5x35 Rifle Scope w/ Red Donut BAC Reticle True Mrad Reticle That Is Not Tied To A Caliber-Specific BDC Battery-Free Tritium/Fiber-Optic Illumination Forged 7075-T6 Aluminum Housing Compatible With Most 3.5X35 Acog Accessories Waterproof To 20 Meters Package Contents: Trijicon ACOG 3.5x35 Rifle Scope w/ Red Donut BAC Reticle Trijicon Logo Sticker Scopecoat Lenspen ACOG Manual Warranty Card Using the 55001: Docter Acog Mount - 55001 you can mount the Docter Red Dot Scopes to the Trijicon ACOG 4x32 Advanced Combat Optical Gunsight w/ Yellow Center Illumination TA51 and Trijicon TA31DOC ACOG 4x32 BAC Illuminated Crosshair Rifle Scope. In addition to Trijicon 3.5x35mm ACOG Scope w/ Red Donut BAC Reticle - TA11 make sure to check other Trijicon Rifle Scopes and other Trijicon products offered in our store. Trijicon TA110-C-100807: ACOG 3.5x35 Scope LED Red Chevron MRAD Reticle w/ Colt Knob Matte Black 3.5x35mm