Sonora(R) HD 1800 HCD Corrected Shoot-To Range Reticle Battery Type CR2 Magnification 6x Objective Lens Diameter 21 mm Reticle HCD Corrected Shoot-To Range Eye Relief 15.00mm Angular Field of View 6.0deg Linear Field of View 314' @ 1000 yds. Range Reflective (yards) Up to 1,800 yds. Range Tree (yards) Up to 1,000 yds. Range Deer (yards) Up to 700 yds. Min Range 6 yds. Accuracy 1 yds. @100 yds. Length 4.0" Height 3.0" Width 1.8" Weight 6.1 oz. Max Angle Reading +/-65deg