

You can even put the laser down the bore and use it to line up the red dot instead of trying to align it by looking down the bore yourself. If you have a pistol, you can use a precision aligned laser emitter to line up the sight if it is attached to the cartridge. This may not be as accurate as aligning it with a laser sighting aid, but it can be done by almost anyone. If you can remove the bolt from the gun or otherwise open the action, you can zero the red dot by doing bore sighting. If you put a red dot on the front of the gun, treat it as if it were a front sight while you’re aligning the rear sight. The front sight moves the opposite direction. The rear sight will move the way the impact should go. If you don’t have an iron sight, you can mount sights on the front and rear of the gun manually, if you have them. You can have a front sight and a rear sight on a gun. Ideally, this is a point of aim point of impact or POAPOI.įor example, you’d try aligning the gun manually while staring at a target 100 yards away, if that’s what you’re normally going to be shooting.Īdjust your RDS, though you may need to subtract the reticle height over the bore to get a good “zero”. If the weapon has a separate receiver or barrel assembly, you can just look down the barrel at a target mark. One option would be to use a laser bore sighter to align the iron sight. But How To Zero A Red Dot Without Iron Sights? There are several different options, and we’ll outline several of them. If you have both, it is easy to line them both up. You can use either an iron sight or a red dot for aiming a gun.
