Focusing System : Central Focus Magnification : 12 x Objective Diameter : 50 mm Angular Field of View (Real) : 5.2 Angular Field of View (Apparent) : 57.2 FOV at 1000 yds : 272 ft Close Focus Distance : 26.2 ft Exit Pupil : 4.2 mm Relative Brightness : 17.6 Eye Relief : 11.5 mm Size (Length x Width) : 7 x 7.8 in Weight : 32.1 oz Prism : Porro