Your scope probably isn't 3" above the bore (center of scope to center of bore) unless it is mounted … While the mechanics of how to adjust the sights on either caliber are the same, the near zero … Whatever that zero range, we want to get up to it slowly. 3Crows, d2wing and BreechFace like this. Then 4.7" … This strategy does not provide much of an … A 25 yard bore sight zero with a .308 will closely approximate a 200 yard zero. Begin to zero at 25 yards. I don't need to worry about barrel harmonics (using the same round so the barrel will vibrate the same). AMMOTECH. It takes several clicks at 25 yards to make a difference. if its a smooth bore then its like 3" low at 75 and then like 9" at 100yards out of a 28" ported barrel. Once you have set your targets up, begin shots at the paper target. Zeroing the EOTech at 25 yards will give an accurate aim point out to 300 yards. IIRC, JOC recommended sighting in 3 inches high at 100 yards. While there is a very slight penalty of higher apogee of flight with the 20-yard zero, you get almost one inch less drop at 100 yards. Using an MPBR zero, you can also zero at shorter ranges. Reason 3: The 50 Yard Zero Is Attainable For Most Shooters… You can print drop tables to figure where you might hit at 300 but there are so many variables that you need to shoot at 300 to confirm that zero. At 100 yds it's loosing altitude again as it comes in on target zero. The further away, the less chance of tiny errors creeping in. In other words, I don't try to accomplish the complete sight in at 25 yards. I would not accept that. 0 1. gingrich. View Profile View Forum Posts View Articles Member Join Date Sep 2006 Location Georgia Posts 781 Feedback Score … I believe, with a typical 25-06 round, your trajectory will have crossing points on a 1.5” elevated scope of 50 yards and 200 yards. Rotate the adjusting dial (or screw) all the way in one direction, and then rotate it back the other … Browse for the sighting in at 25 yards for 100 yard zero. Several years back, a friend of mine who supposedly knew all about ballistics told me to sight my .30-06 (the only rifle I owned then) in 1" high at 25 yards, and I should be about 3" high at 100. 01-17-12, 16:07 #2. Right: First shot at 100 yards hits the target, and the second shot after scope adjustment is very close to a 100-yard zero. I created a 25 yard adjusted zero target for the 36 yard zero based off of a specific set of specs. If my scope is 3" off the bore and I sight it in at 2.25 inches under the crosshairs at 25 yards, that should be a 100 yard sight. The majority of our clients use some type of red dot holographic sight whether it be EoTech, Aimpoint, Trijicon, or Vortex optics. This is why you hear people talking (and arguing) about different zeroes such as a 50/200 a 25/300 zero and a 36/300 yard zero. Your maximum ordinate will now move out to about 170 yards where the projectile will reach nearly 5 1/2" above the sight axis, and your far zero will move out to around … If you're … 100 Meter Zero After Sighting In At 25 Yards = FAIL! That’s not too much to remember and even without doping shots hits will deviate by about 2″ or less at any range from 0-250 yds. That way you are in a 6 in kill circle out to 350 yards with a 150 grain 30-06. Wait, it’s not over yet. My process for zeroing any semi-automatic rifle for 100 yards is pretty simple: Set up a target at 25 yards. The first step you will take in zeroing your scope, is to begin with a shorter distance. Joined: Feb 14, 2004 Messages: 3,961 Location: Oregon . 25 Yard Zero – I don’t care at all for sighting in at 25 yards. 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