Trijicon 1.5x16S Compact ACOG® Scope Low Height, Dual Illuminated Red Ring & 2 MOA Center Dot Reticle Wrapped In a smaller Package, at 4.9 ounces, This ACOG Is Perfect For Fast-Moving Tactical teams operating In Close quarters Or For Speed-oriented Competition venues. This Very Compact Model provides Weapons Like The M16/M4 With Excellent Fire Control Capability. Targets Are easier And quicker To Acquire Through The 1.5X16 Models Because Of The larger Field Of View (7.4 degrees) And Eye-Friendly Design. Specifications: - Magnification: 1.5X - Objective Size (mm): 16mm - Bullet Drop Compensator: No - Length (In): 4 In. / 101.6mm - Weight (Oz): 5.1 Oz. / 144.5G - Illumination Source: Fiber Optics & Tritium - Reticle Pattern: Circle Dot - Day Reticle Color: Red - Night Reticle Color: Red - Bindon Aiming Concept: Yes - Eye Relief (In): 2.4 In. / 61mm - Exit Pupil (mm): 0.42 In. / 10.7mm - Field Of View (Degrees): 7.4º - Field Of View @ 100 yards (ft): 39 ft. / 11.9M - Adjustment @ 100 yards (clicks/In): 2 clicks/In - Housing Material: Forged Aluminum Manufacturer: Trijicon Model: Ta44C400141