Modern Combat Sights

e 17th century right up until the US Civil War,aircraft pilots' heads-up displays, the EOTech
infantrymen engaged their targets using bead sightsholographic sight gave the user a 100% realistic
or crude blade sights. The US Civil War saw limitedholographic reproduction of the terrain in view. The
use of telescopic sights, although their quality and lowEOTech sight featured a 65 minute of angle (MOA)
magnification lent only modest advantage to thecircle for fast target acquisition as well as a 1 MOA
soldiers using them.center dot for more precise shooting. The EOTech
Advancements in optical technology led to the use ofsight allowed the user to get on target quickly
high quality rifle scopes in World War II. Scoped rifleswithout the need to align his head with the sight, or
were issued to snipers, while the regular foot soldiereven have the rifle shouldered. As long as the user
had to make do with iron sights. This was the case incould see the reticle and place it on the target, he
the Korean War as well as in Vietnam.was ready to fire.
In the 1970's, the British Army saw the need toThe US military quickly saw the advantage of the
equip soldiers deployed in Northern Ireland with theEOTech sight and, in 2004, contracted for M552
Sight, Unit, Infantry, Trilux (SUIT) scope, a 4X opticalsights for use by 1,930 US Marines and for 6,000 US
scope that was mounted to the L1A1 rifle. Just aArmy soldiers deploying to Iraq. As the EOTech sight
few years later, in 1978, the Austrian Army adoptedproved itself, the Marine Corps requested that
the Steyr Aug 5.56, an assault rifle with an integralEOTech develop the model 550AA, which uses simple
1.5X scope in the carry handle.AA batteries, and can be submerged in water up to
Low-magnification optical sights gave soldiers an60 feet for as long as two hours. The waterproof
advantage over plain iron sights, but still required theconstruction of the 550AA also made it an ideal sight
user to align his eye with the scope. The advent offor US Navy Seals.
the red dot sight changed that.Much of the fighting in Iraq has been in urban
Originally developed for civilian use by the Swedishenvironments. To address the specific needs of
company Aimpoint, the red dot sight gave the user asoldiers deployed in urban areas, Australia's Defense
way to engage the target with both eyes open,Science and Technology Organization produced the
simply by placing the red dot in the sight on theOff-Axis Viewing Device (OAVD) in 2004. The OAVD
target. Military forces worldwide, including the Unitedclips to the standard sights on the F88 Steyr 5.56,
States, quickly adopted the red dot sights for Closethe F89 Minimi, and the M4 carbine. Using two mirrors,
Quarters Battle (CQB) engagements, where the redthe OAVD enables the soldier to sight in on his target
dot sights allowed for fast target acquisition at closefrom around a corner and strike the target without
range. The US Army awarded Aimpoint a contract inexposing himself to fire.
1997 for the CompM2 red dot sight.Another "shoot around corners" sight is the
The most significant change in sighting for US militaryMacroswiss Guncam. Introduced in 2005, the Guncam
rifles, though, was in 1995 when the Trijicon 4x32is a gun-mounted laser combined with a Cmos
Advanced Combat Optical Gunsight (ACOG) wascamera. The camera is connected via a cable to a
adopted by the US Special Operations Command.special pair of glasses or a wrist monitor. This setup
The ACOG sight used a combination of a radioactiveallows the soldier to aim his rifle at the target, view
tritium-illuminated reticle and a fiber optic reticle tothe scene with the glasses or wrist monitor and,
give a bright reticle picture in all light conditions, andwhen the laser dot is on target, fire and hit with
without the need for batteries. The 4X magnificationgood accuracy.
proved ideal for CQB engagements such as thoseAs laser and holographic technologies advance, and as
encountered by the US Marines in Afghanistan. Inthe nature of warfare becomes increasingly urban,
2004, Trijicon received a contract for as many asmanufacturers are continuing to develop combat
800,000 TA31 ACOG sights.sights that are more precise and leave the soldier
In 1996, Michigan-based EOTech Corporation debutedless exposed to enemy fire.
its holographic sight for hunting and sport shootingWe've come a long way from the blunderbuss.
applications. Using technology similar to that of fighter