The most popular red dot sights are reflex sights. With a reflex sight the aiming point or dot is an LED (light emitting diode) projected forward onto a lens. Reflex sights also come in two ...

The best pistol red dots are designed to improve your speed and accuracy in self-defense, competition, and training.

Their discovery is part of the RUBIES survey, led by a team from Penn State University using data from the JWST’s Near Infrared Spectrograph (NIRSpec). The red colour of these dots is due to ...