Zeroing a crimson dot sight is the method of aligning the reticle of the sight with the purpose of influence of the bullet. That is vital to make sure that the sight is correct and that the shooter can hit their goal. There are a number of other ways to zero a crimson dot sight, however the commonest technique is to make use of a boresighter.
A boresighter is a laser machine that’s inserted into the barrel of the gun. The laser beam will venture a dot onto the goal, which may then be used to align the reticle of the sight. As soon as the sight is aligned, the shooter can hearth a number of rounds to verify that the sight is correct.