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  2. Advanced Combat Optical Gunsight - Wikipedia

    en.wikipedia.org/wiki/Advanced_Combat_Optical...

    The first ACOG model, known as the TA01, was released in 1987. [3] [4] An example was tested on the Stoner 93 in the early 1990s by the Royal Thai Armed Forces. [5]In 1995, United States Special Operations Command selected the 4×32 TA01 as the official scope for the M4 carbine and purchased 12,000 units from Trijicon. [6]

  3. Scope mount - Wikipedia

    en.wikipedia.org/wiki/Scope_mount

    Among scopes for rail mounts, the 22.5-degree V-shaped Zeiss rail is the most prevalent standard. It was introduced in 1990. After the patent expired in 2008, compatible scopes have been offered from manufacturers such as Blaser, [1] Leica, Minox, Meopta, Nikon, [2] Noblex (formerly Docter [3]), Schmidt & Bender [4] and Steiner. [5]

  4. M21 sniper weapon system - Wikipedia

    en.wikipedia.org/wiki/M21_Sniper_Weapon_System

    26 + 3 ⁄ 4 in sight radius. The M21 sniper weapon system (SWS) in the US Army is a national match grade M14 rifle , selected for accuracy, and renamed the M21 rifle. [ 7 ] The M21 uses a commercially procured 3–9× variable power telescopic sight, modified for use with the sniper rifle. [ 8 ]

  5. Unertl Optical Company - Wikipedia

    en.wikipedia.org/wiki/Unertl_Optical_Company

    Unertl Optical Company, Inc. was a manufacturer of telescopic sights in the United States from 1928 until 2008. They are known for their 10× fixed-power scopes that were used on the Marine Corps' M40 rifle and made famous by Marine Corps Scout Sniper Carlos Hathcock during the Vietnam War.

  6. Telescopic sight - Wikipedia

    en.wikipedia.org/wiki/Telescopic_sight

    A telescopic sight with good optical coatings may yield a brighter image than uncoated telescopic sights with a larger objective lens, on account of superior light transmission through the assembly. The first transparent interference-based coating Transparentbelag (T) used by Zeiss was invented in 1935 by Olexander Smakula. [16]

  7. CROWS - Wikipedia

    en.wikipedia.org/wiki/Common_Remotely_Operated...

    Common Remotely Operated Weapon Station (CROWS) mounted with M2 Browning.50 caliber machine gun fitted with a blank firing adapter. The Common Remotely Operated Weapon Station (CROWS) is a series of remote weapon stations used by the US military on its armored vehicles and ships. It allows weapon operators to engage targets without leaving the ...

  8. U.S. helicopter armament subsystems - Wikipedia

    en.wikipedia.org/wiki/U.S._helicopter_armament...

    The XM5/M5 system consists of a nose turret for a single 40mm M75 grenade launcher. The mount was fully flexible and controlled by the pilot via a hand controlled sight electronically linked to the turret. The system either provided 150 or 302 rounds of ammunition. [6] This system was also part of the armament kit for the ACH-47A. [7] M6 Series

  9. Helmet-mounted display - Wikipedia

    en.wikipedia.org/wiki/Helmet-mounted_display

    The Integrated Helmet and Display Sight System (IHADSS) 30 mm M230 chain gun turret on a Boeing AH-64 Apache being aimed with a helmet-mounted sight A helmet-mounted display (HMD) is a headworn device that uses displays and optics to project imagery and/or symbology to the eyes.