Red dot sights have become one of the most popular optics for shooters, hunters, and tactical users alike. Compact, lightweight, and fast to acquire, these optics offer a significant advantage over traditional iron sights. But what’s actually inside a red dot sight that makes it work? Let’s break down the main components and how each contributes to the optic’s performance. Visual Guide: Components Inside a Red Dot Optic Sight Image (above): Cut away displaying key components