MOA vs MIL

No - I have not made that video. The footage sits on my hard drive....waiting. It will require a TON of visual aids and math, so it is guaranteed to
  1. Bore 90% of viewers
  2. Require 5x more work than a usual video.
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    :)

    I do not know when I will complete it. It will be one of those labors of love that I do for myself - to keep as a reference for my kids when they are of age. By comparison, the hunting videos are so much fun to film and edit that they do not feel like work.

    I made a significant post on a forum....or possibly my website some time ago re: the fundamentals of the two different system (fraction of an angle (MOA), versus a fraction of a circle (MIL)). I'll see if I can find it. In the meantime, this subject has been done over and over by many other shooters on blogs and forums - sometime very well and sometime as clear as mud. If anyone knows a good one, please post it!
 
Concerning mil, you can simply google "radian" you can read the theory behind it and its relationship to Pi. Pretty interesting and insightful (assuming you didn't avoid geometry in high school) MOA is a bit more straight forward as far as the principle goes, but the mil ( or milliradian is more eloquent and syncs with the common mildot reticles that are so common.
After I reread this , it seems that "common" is a bit too common in my post! ;-)
 
In terms that might be easier to understand for the average shooter (without trying to explain the mathematical origin of each unit), a 1 Mil (also MRAD or Milliradian) adjustment will move your POI 10cm at 100m. A 1 MOA adjustment will move your POI approximately one inch at 100 yards.

I don't think any one system is any better than the other. I suppose it all comes down to personal preference - but I do wish that scope manufacturers like Hawke would start producing turrets that work in the same units that the reticle uses. For example, I would love to see a Sidewinder with 1/10 0r 1/20 MRAD turrets. That way, instead of holding over 5 mils at 100m, for example, one could simply turn the turret 5 mils without the pain of having to remember both units each time!

 
Object size in inches x27.77/object size in mils =yards to target
object size in inches x25.4/ object size in mils = meters to object
Closer to 1/10 of a mil the more accurate
To adjust mils hold over to moa. mils hold over / 3.5

Angle.
For correct distance. find correct distance with following formula hold for corrected distance
gun to target (GT) distance x COS of angle 10 cos .98. A20 C.94 A30 C.85 A40 C.75 A50 C.65 A60 C .50 A70 C .35 A80 C .20 A 90 C 0 TO USE WITH WINDAGE USE ORIGINAL GT DISTANCE.
 
Right, I hope I don't end up in front of a firing squad for what I am about to ask, but for those new to all the scopes out there it can be a tad confusing.

Here goes, apart from one having "dots" and the other "lines", are the following reticles in the linked image different? By that I mean is one a MIL-Dot and the other MOA or could both be either?

http://www.rosa-leeke.com/Take-Aim/Reticles%20A-B.png
 
MIL and MOA are the same thing. That is to say that they are both a measure of angle. It's like saying metres vs yards. That's to say that 1 MIL equals 3.375 MOA in much the same way that 1 metre equals 1.092 yards. Turret click wise a .25 MOA click equals a 0.077 MILs. MIL turret clicks normally being calibrated in 0.1 MILs. Therefore a scope with quarter MOA clicks gives slightly finer adjustment than a MIL turret. That said, NATO countries now tend to use MIL dot rectcules and MIL turrets and I believe even the USMC is moving towards MIL turrets. However Leupold do make scopes with MOA rectcules and MOA turrets (shorthand MOA-MOA scopes).

So maybe the real question is MIL-MOA vs MIL-MIL vs MOA-MOA scopes?

MIL and MOA can be used interchangeably for ranging in yards or metres, it's just the scaling that changes.



 
"Phil"Right, I hope I don't end up in front of a firing squad for what I am about to ask, but for those new to all the scopes out there it can be a tad confusing.

Here goes, apart from one having "dots" and the other "lines", are the following reticles in the linked image different? By that I mean is one a MIL-Dot and the other MOA or could both be either?

http://www.rosa-leeke.com/Take-Aim/Reticles%20A-B.png
The reticules in the picture are the exact same measurement the first one is just a Mil-dot and the second picture is still a Mil-dot but it shows half Mil-dot in it.
So to answer your question yes they are the same.