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Watch Out for Scammers!
We've now added a color code for all accounts. Orange accounts are new members, Blue are full members, and Green are Supporters. If you get a message about a sale from an orange account, make sure you pay attention before sending any money!
I first wrote this paper in 2007, then updated it in 2016 to a much better version. It's an academic paper and a " down to the basics" about what a Mil and MOA are and a, "how did they come up with the range equations". Although you don't need this info to use your scope, it's great for...