The Z8i marks a milestone by SWAROVSKI OPTIK. This rifle scope's 8x zoom and outstanding optics ensure that you couldn't be better equipped for every type of hunting. The slim 30-mm (1.2 in) central tube also blends seamlessly with any hunting firearm. In addition, the ballistic turret flex and FLEXCHANGE, the first switchable reticle, provide you with maximum versatility in every hunting situation.With a large field of view of 25.2 m and light weight of just 620 g, the illuminated Z8i 1.7-13.3x42mm P L is the perfect choice for stalking and driven hunting. Equipped with the switchable FLEXCHANGE 4A-IF reticle, this rifle scope is particularly versatile to use.Whether you're involved in a driven hunt, stalking, or mountain hunting, the Z8i 1.7-13.3x42 P is a versatile rifle scope to have at hand. Its remarkable field of view offers the overview you need for driven hunting, while you can benefit from its lightweight design and powerful performance during mountain hunting.Field of view: 14.4-1.8 degreesField of view, apparent 24 degreesDioptric compensation: -3 to +2 dptLight transmission: 93%Twilight factor acc. to ISO 14132-1: 4.8-23.6Impact point corr. per click (in/100 yds / mm/100 m): 0.36 / 10Max. elevation / windage adjustment range (in/100 yds / m/100 m): 54 / 1.5Parallax correction (yds / m): 55-8 / 50-8Objective filter thread: M 44x0.75Central tube diameter (in / mm) 1.18 / 30Functional temperature -4 AdegF to +131 AdegF (-20 AdegC / +55 AdegC)Storage temperature -22 AdegF to +158 AdegF (-30 AdegC / +70 AdegC)Submersion tightness 13 ft / 4 m water depth (inert gas filling)Brightness levels: Twilight: 0 - 32 / Day: 33 - 64Operating time (h): Twilight factor at medium brightness: 1,400; daylight factor at medium brightness: 180