![]() Sights such as this can be found on many types of devices including weapons, surveying and measuring instruments, and navigational tools. Simple sights Picture through an aperture (or closed) iron sight on an H&K MP5 submachine gunĪt its simplest, a sight typically has two components, front and rear aiming pieces that have to be lined up. "hot spot") onto the target itself so it can be observed by anyone with a direct view, such as laser sights and infrared illuminators on some night vision devices, as well as augmented or even virtual reality-enabled digital cameras ("smart scopes") with software algorithms that produce digitally enhanced target images. There are also sights that actively project an illuminated point of aim (a.k.a. telescopic, reflector and holographic sights). Sights can be a simple set or system of physical markers that serve as visual references for directly aligning the user's line of sight with the target (such as iron sights on firearms), or optical instruments that provide an optically enhanced - often magnified - target image aligned in the same focus with an aiming point (e.g. aiming) of ranged weapons, surveying instruments, aircraft equipment or optical illumination equipments with the intended target. A Royal Canadian Sea Cadet looks through a machine gun sight.Ī sight or sighting device is any device used to assist in precise visual alignment (i.e.
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