Swarovski 59610 Z6 3-18x50 BT HD Plex

Technical Data 
Magnification3-18x
Effective objective lens diameter (mm)29.0-50
Exit pupil diameter (mm)9.5-2.8
Exit pupil distance (mm) (Eye relief)95
Field of view (ft/100 yds / m/100 m)39.9-6.6 / 13.3-2.2
Field of view (degrees)7.6-1.3
Field of view, apparent (degrees)22.8
Dioptric compensation (dpt)-3 to +2
Light transmission (%)90
Twilight factor acc. to ISO 14132-18.5-30
Impact point corr. per click elevation / windage (in/100 yds / mm/100 m)0.36/10 / 0.18/5
Max. elevation / windage adjustment range (in/100 yds / m/100 m)64.8-36 / 1.8-1
Parallax correction (yds / m)55-∞ / 50-∞
Objective filter thread M 52x0.75 

Length (in / mm)15 / 381
Weight (oz / g)21 / 595
Central tube diameter (in / mm)1.18 / 30
Functional temperature-4 °F to +131 °F (-20 °C / +55 °C)
Storage temperature-22 °F to +158 °F (-30 °C / +70 °C)
Submersion tightness13 ft / 4 m water depth (inert gas filling)