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Rifles, Reloading, Optics, Equipment
Long Range Scopes and Other Optics
Leupold Vari-X III Questions:
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<blockquote data-quote="PrimeTime" data-source="post: 13783" data-attributes="member: 54"><p>Jon-</p><p>Dialing in your scope to the apropriate yardage is the only way to go. The vari-X 3 should be excellent. They seem to repeat very precisely. You can send the scope to Leupold and have them install an elevation target turret for about $50 and they are fast(normally no more than a week). Then, pick a load, chronograph it, and make sure you know the BC of your bullet. Now, get on the internet and search for JBM Ballistic. They have an online ballistic program that is very accurate. Simply enter bullet weight, BC, and velocity. You can get a chart for up to 2,500 yards but I only go up to a thousand. It will give you the yardages and then the drop in inches. Then, you need to figure out how many inches to actually turn your scope. For example, let's say that at 300 yards, your drop is 12 inches. You wouldn't turn scope up 12 inches. You actually divide the 12 inches by 3 (for 300 yards) and that puts you at 4 inches high from your original zero. Likewise, if it drops 60 inches at 500, divide by 5 and turn your scope 12 inches up. Have your target knob set at zero and then turn to the correct number of inches which will be indicated on the knob. It's as simple as that. I can have never shot a rifle past 100 yards and go to the range and drill a piece of notebook paper at 500 yards using this system. It normally takes a slight amount of fine tuning to get your chart to place you in the bullseye but it will get you within a few inches. Give it a try and you'll be surprised at how well it works. Hope this wasn't confusing.</p></blockquote><p></p>
[QUOTE="PrimeTime, post: 13783, member: 54"] Jon- Dialing in your scope to the apropriate yardage is the only way to go. The vari-X 3 should be excellent. They seem to repeat very precisely. You can send the scope to Leupold and have them install an elevation target turret for about $50 and they are fast(normally no more than a week). Then, pick a load, chronograph it, and make sure you know the BC of your bullet. Now, get on the internet and search for JBM Ballistic. They have an online ballistic program that is very accurate. Simply enter bullet weight, BC, and velocity. You can get a chart for up to 2,500 yards but I only go up to a thousand. It will give you the yardages and then the drop in inches. Then, you need to figure out how many inches to actually turn your scope. For example, let's say that at 300 yards, your drop is 12 inches. You wouldn't turn scope up 12 inches. You actually divide the 12 inches by 3 (for 300 yards) and that puts you at 4 inches high from your original zero. Likewise, if it drops 60 inches at 500, divide by 5 and turn your scope 12 inches up. Have your target knob set at zero and then turn to the correct number of inches which will be indicated on the knob. It's as simple as that. I can have never shot a rifle past 100 yards and go to the range and drill a piece of notebook paper at 500 yards using this system. It normally takes a slight amount of fine tuning to get your chart to place you in the bullseye but it will get you within a few inches. Give it a try and you'll be surprised at how well it works. Hope this wasn't confusing. [/QUOTE]
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Leupold Vari-X III Questions:
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