Minute of Angle (MOA)


An angular unit of measurement (1 MOA ≈ 1 inch at 100 yards) used in optics to describe accuracy and scope adjustments.

Related Terms

Bullet Drop


The downward arc of a projectile due to gravity over distance; important for long-range shooting.


View Term: Bullet Drop

Crosshairs


The reticle lines inside a scope used for aiming, available in various patterns (duplex, mil-dot,...


View Term: Crosshairs

Range Estimation


The method of determining distance to a target, vital for proper shot placement in archery and fi...


View Term: Range Estimation

Sighting-In


Adjusting firearm sights or a scope so that the bullet hits the intended point of aim at a chosen...


View Term: Sighting-In

Windage


Horizontal scope or sight adjustments made to compensate for wind drift or slight misalignment in...


View Term: Windage

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