Originally Posted by Big Dave
if at 45yds poi is 6mm from crosshair, will the poi at say 15yds, still be 6mm from crosshair, assuming correct elevation is given?
It'll be :-
2mm at 15 yards
4mm at 30 yards
6mm at 45 yards
If the clicks are 1/2 MOA on both turrets you could be out by up to 6mm at 45 yards on both windage and elevation. So at worst, just over a pellet width out.
Not a massive problem, but certainly not an advantage.
What's the scope?