Which red dot reticle should you use?

When you use a red dot optic on your handgun often times the reticle looks different from optic to optic. The reticle is the hologram which is projected onto the glass inside the optic. The reticle of the optic come different shapes and sizes. The most common red dot reticles come in dots, circles, chevrons, crosshairs and more. Which one is the best one for you?