Trijicon ACOG 4x32 Scope LED Red Chevron MRAD Reticle w/ Colt Knob Matte Black 4x32mm. The reticle of the Trijicon TA31 ACOG 4x32 Tactical Scope ranges out to 800 Meters for 5.56(.223 cal) and hit fast in any light. Trijicon ACOG 4 x 32 Rifle Scopes are internally-adjustable compact telescopic sights with tritium illuminated reticle patterns for use in low light or at night. The Bindon Aiming Concept (BAC) scope features bright daytime reticles using fiber optics which collect ambient light. Trijicon 4x32 ACOGs Fiber Optics & Tritium Illumination Scope combine traditional precise distance marksmanship with close-in aiming speed. Although Trijicon ACOG 4 x 32 Scopes w/ Donut Reticle have many features which are very advantageous for military use they were developed by Trijicon without government funding. 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 batteries. The mount is NOT included Specifications for Trijicon ACOG 4x32mm Rifle Scope: Manufacturer: Trijicon Objective Lens Diameter: 32 mm Magnification: 4 x Tube Diameter: 32 mm Reticle Focal Plane: Prismatic Exit Pupil: 8.13 mm Field of View Linear: 36.8 ft at 100 yds Field of View Angle: 7 degrees Eye Relief: 1.5 in Parallax: Fixed Battery Type: AA Width: 2 in Fabric/Material: Forged Aluminum Height: 2.3 in Lens Material: Glass Optical Coating: Multi-Coated Brightness Settings: 6 Battery Life: 12000 hours Weather Resistance: Yes Water Resistance Level: Waterproof Water Resistant Mark: 100 m Shockproof: Yes Fogproof: Yes Battery Quantity: 1 Magnification Type: Fixed Condition: New Gun Type: Rifle Housing/Frame Material: Forged Aluminum Attachment Type: TA51 Features of Trijicon ACOG 4x32 Scope w/Dual Illumination 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 4X32 Acog Accessories Waterproof To 20 Meters Package Contents: Trijicon ACOG 4x32 Scope w/Dual Illumination Trijicon Logo Sticker LENSPEN Set of Lenscaps Manual Warranty Card Trijicon TA02-C-100833: ACOG 4x32 Scope LED Red Chevron MRAD Reticle w/ Colt Knob Matte Black 4x32mm