Magnification............... 2.5x to 10x Objective.....................42mm FOV @ 100yds..............41' to 11.9' Eye Relief................... 3.5" Diopter........................+4 to -4 Adj. Range...................80 MOA Click Value...................1/2 MOA Tube............................30 mm Length..........................13.5" Weight..........................19 oz.