The M68 is an American 105 mm tank gun. It uses British-designed L7 gun tube and cartridges with an American-designed mount, breech assembly and recoil mechanism. The M68 differs from the L7 in several aspects : The M68 uses a concentric recoil spring instead of a separate buffer and recuperator hydraulic cylinders.

It was first introduced in the U.S. Armed Forces in 2000, [1] designated as the M68 Close Combat Optic (M68 CCO; NSN: 1240-01-411-1265). It is also known as the M68 Aimpoint and is designed to meet United States military standards.

The Aimpoint CompM4 is now the latest version of the US Army's M68 CCO (Close-Combat Optic), continuing a legacy that Aimpoint has maintained since 1997. The performance of the CompM4 sights is optimized for use with all generations of Night Vision Devices (NVDs), but is especially suited for 3rd generation night vision technology.

Jul 9, 2017 · To recap our discussion from last week, the close combat optic (CCO), M68 is a non-telescopic (unmagnified) reflex sight that is designed for the “eyes-open” method of sighting. It is the sighting system for the M4/M16 family of weapons with the highest population across the United States Army.

Jun 29, 2017 · The close combat optic (CCO), M68 is a non-telescopic (unmagnified) reflex sight that is designed for the “eyes-open” method of sighting. It provides Soldiers the ability to fire with one or two eyes open, as needed for the engagement sequence in the shot process.

Mar 23, 2017 · The Swedish sight-maker in a press release Wednesday announced the Army agreement, which calls for providing the service and the Air Force with 30,000 of its CompM4 sights, designated M68CCO by...

Messier 68 (also known as M68 or NGC 4590) is a globular cluster found in the east south-east of Hydra, away from its precisely equatorial part. It was discovered by Charles Messier in 1780. William Herschel described it as "a beautiful cluster of stars, extremely rich, and so compressed that most of the stars are blended together".

Aug 25, 2024 · Hubble captured this globular cluster's core at visible and infrared wavelengths of light. Discovered by Charles Messier in 1780, M68 is a dense collection of stars known as a globular cluster.

The M68 is an American 105 mm tank gun. It uses British-designed L7 gun tube and cartridges with an American-designed mount, breech assembly and recoil mechanism. The M68 differs from the L7 in several aspects : The M68 uses a concentric recoil spring instead of a separate buffer and recuperator hydraulic cylinders.

The 105 mm M68 is an American tank cannon that saw widespread use among American armoured fighting vehicles during the Cold War. Based off the British 105 mm L7 gun, the 105 mm M68 shares many characteristics as the British counterpart such as the access to the HESH (High-Explosive Squash-Head) ammunition.