Mil vs MOA: What Each Click Really Moves, and How to Choose
Mil and MOA are two angle units for the same job. Here is what each click moves at 100 to 1,000 yards, how to range with each, and a simple rule for picking one.
Reto Wyss
How to Sight In a Scope: Step-by-Step, With a Click Table for Every Distance
How to sight in a scope step by step: bore sight, shoot at 25 yards, confirm at 100. Includes a click table for 1/4 MOA, 1/8 MOA and 0.1 mil turrets.
What Do the Numbers on a Scope Mean? How to Read 3-9×40 and Every Other Marking
What the numbers on a rifle scope mean: magnification range, objective lens, tube size, MOA/MIL clicks, plus an exit pupil table for 10 common scope sizes.
What Is Eye Relief on a Scope? How Much You Need and How to Set It
Eye relief is the distance between your eye and a scope’s rear lens at which you see the full image. Here is how much different scope types offer, why it shrinks at high magnification, and how to set it on your rifle.
What Is Parallax Adjustment on a Scope? How It Works and When to Use It
Parallax adjustment moves the target image onto the reticle’s focal plane so the crosshair stays put when your eye shifts. Here is how it works, how to set it in the right order, and when a fixed-parallax scope is enough.
First Focal Plane vs Second Focal Plane: A Practical Decision Guide
FFP or SFP? Understand exactly how each focal plane works, when each gives you a real advantage, and how to choose based on your magnification range and shooting distance.