Tube Size: 30mm - Magnification: 2.5-12 - Objective Size (mm): 42mm - Reticle Pattern: Triangle Post - Bullet Drop Compensator: No - Weight (oz): 22.4 oz. (635g) - Illumination Source: Fiber Optics & Tritium - Day Reticle Color: Red - Night Reticle Color: Red - Bindon Aiming Concept: No - Eye Relief (in): 3.9 in. Constant (100mm Constant) - Exit Pupil (mm): 0.42 - 0.13 in. (10.6 - 3.3mm) - Field of View (Degrees): 7.8