man i don't know how you guys are hitting targe at 1000 plus yards with this thing. i have a hard time hitting one at 500yrd. i was shooting today and i could not hit a 18" plate target at 500 i was getting 400,289,548 all kinds of readings. i know its working fine but i cound not get it to hit the 500yrd plate. i had it in the middel and tried on each side of the O but i could not get it to read? so give me some pointers please /ubbthreads/images/graemlins/confused.gif i think that the aiming O is to big?