Swarovski X5i 3,5-18x50 P 1/4 MOA BRM-I+, Swarovski X5i 3,5-18x50 P 1/4 MOA BRM-I+ Technical Data Effective objective lens diameter (mm): 34.2-50 Exit pupil diameter (mm): 9.5-2.8 Exit pupil distance (mm) (Eye relief): 95 Field of view (ft/100 yds / m/100 m): 30-6.3 / 10-2.1 Field of view (degrees): 5.8-1.2 Field of view, apparent (degrees): 21.4 Dioptric compensation (dpt): -3 to +2 Light transmission (%): 91 Twilight factor acc. to ISO 14132-1: 10-30 Impact point corr. per click (mm/100 m): 5 Max. elevation / windage adjustment range (in/100 yds / m/100 m): 122.4/72 / 3.4/2 Impact point corr. per click (mm/100 m): 5 Max. elevation / windage adjustment range (in/100 yds / m/100 m): 122.4/72 / 3.4/2 Elevation/windage impact point correction per rotation (clicks): 100/90 Option to go below sight-in distance SUBZERO (clicks): 80 Parallax correction (yds / m): 55-∞ / 50-∞