How Does a Red Dot Sight Actually Work?

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2025-09-08 01:59:57 -

At its core, a red dot is a simple yet brilliant system. It's a reflective sight, not a laser projector. Here’s the simple breakdown: Inside the sight's tube or window is a Light Emitting Diode (LED). This LED projects a beam of red (or sometimes green) light forward. At the front of the sight is a spherical mirror with a special reflective coating. This coating...

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