Sight (device)
DEVICE FOR ALIGNMENT AND AIMING OF A WEAPON
Hunter-killer sight; Optical sight; Gun sight; Gunsight; Sights; Gunsights; Pre-sighted artillery
A sight is an aiming device used to assist in visually aligning ranged weapons, surveying instruments or optical illumination equipments with the intended target. Sights can be a simple set or system of physical markers that have to be aligned together with the target (such as iron sights on firearms), or optical devices that allow the user to see an optically enhanced — often magnified — target image aligned in the same focus with an aiming point (e.