Advanced tactical laser
Encyclopedia
The Advanced Tactical Laser (ATL) program is a US military program to mount a high energy laser
Laser
A laser is a device that emits light through a process of optical amplification based on the stimulated emission of photons. The term "laser" originated as an acronym for Light Amplification by Stimulated Emission of Radiation...

 weapon on an aircraft, initially the AC-130
Lockheed AC-130
The Lockheed AC-130 gunship is a heavily-armed ground-attack aircraft variant of the C-130 Hercules transport plane. The basic airframe is manufactured by Lockheed, while Boeing is responsible for the conversion into a gunship and for aircraft support...

 gunship
Gunship
The term "gunship" is used in several contexts, all sharing the general idea of a light craft armed with heavy guns.-In Navy:In the Navy, the term originally appeared in the mid-19th century as a less-common synonym for gunboat.-In military aviation:...

, for use against ground targets in urban or other areas where minimizing collateral damage is important. The laser will be a 100 kilowatt-class chemical oxygen iodine laser
Chemical oxygen iodine laser
Chemical oxygen iodine laser, or COIL, is an infrared chemical laser. As the beam is infrared, it cannot be seen with the naked eye. It is capable of output power scaling up to megawatts in continuous mode...

 (COIL). It is expected to have a tactical range of approximately twenty kilometers and weigh about 5,000–7,000 kg. This program is distinct from the Airborne Laser, which is a much larger system designed to destroy enemy missiles in the boost phase.

History

In 2002, the Special Operations Command entered into a contract with the Boeing Company, specifically the Lasers and Electro-Optics Systems division in West Hills, CA, to produce a prototype laser system on a test aircraft. This effort was heavily supported by Boeing-SVS Inc. in Albuquerque, NM.

On January 18, 2006, the U.S. Air Force
United States Air Force
The United States Air Force is the aerial warfare service branch of the United States Armed Forces and one of the American uniformed services. Initially part of the United States Army, the USAF was formed as a separate branch of the military on September 18, 1947 under the National Security Act of...

's 46th Test Wing
46th Test Wing
The 46th Test Wing is a wing of the United States Air Force based out of Eglin Air Force Base, Florida. The wing operates as tenant unit at Holloman AFB, NM.-Mission:...

 handed over to Boeing a C-130H Hercules
C-130 Hercules
The Lockheed C-130 Hercules is a four-engine turboprop military transport aircraft designed and built originally by Lockheed, now Lockheed Martin. Capable of using unprepared runways for takeoffs and landings, the C-130 was originally designed as a troop, medical evacuation, and cargo transport...

 transport aircraft for use in the ATL program. Both the laser and the aircraft have undergone testing in the summer of 2006 culminating in the systems joint combined tests in 2007 with full-scale development afterward.

Boeing announced that on December 4, 2007 the installation of the laser on the C-130H Hercules
C-130 Hercules
The Lockheed C-130 Hercules is a four-engine turboprop military transport aircraft designed and built originally by Lockheed, now Lockheed Martin. Capable of using unprepared runways for takeoffs and landings, the C-130 was originally designed as a troop, medical evacuation, and cargo transport...

 was completed in preparation for further testing and a demonstration in 2008.

There has been some fear that an airborne laser system could be used to attack targets which would usually be considered 'off-limits', due to the weapon's 'plausible deniability'. Since no such weapon has ever been observed before, its effects would be hard to identify, meaning that there would rarely be conclusive proof of a laser strike.
On August 13, 2008 Boeing announced the first test firing of the "high-energy chemical laser" mounted in a Hercules
C-130 Hercules
The Lockheed C-130 Hercules is a four-engine turboprop military transport aircraft designed and built originally by Lockheed, now Lockheed Martin. Capable of using unprepared runways for takeoffs and landings, the C-130 was originally designed as a troop, medical evacuation, and cargo transport...

 transport plane. The test firing was controlled via the ATL beam control system, which acquired a ground target and fired as "directed by ATL's battle management system." The ATL weighs 12,000 pounds. Boeing said that the laser hit a 3 by 3 foot target at Kirtland Air Force Base
Kirtland Air Force Base
Kirtland Air Force Base is a United States Air Force base located in the southeast quadrant of the Albuquerque, New Mexico urban area, adjacent to the Albuquerque International Sunport. The base was named for the early Army aviator Col. Roy C. Kirtland...

, New Mexico
New Mexico
New Mexico is a state located in the southwest and western regions of the United States. New Mexico is also usually considered one of the Mountain States. With a population density of 16 per square mile, New Mexico is the sixth-most sparsely inhabited U.S...

.

According to an InsideDefense.com article dated November 5, 2008, there is a recent Air Force Scientific Advisory Board report that states "the Advanced Tactical Laser testbed has no operational utility." That does not mean it's not necessarily a good idea, but that it may need further development. The Air Force Research Laboratory continues to run tests and develop the platform. There is some discussion of converting to solid state lasers from the existing chemical lasers. Being much smaller and lighter, solid state lasers might be deployable on smaller platforms. The existing chemical laser platform is being used to develop more advanced control software and hardware and to reduce problems such as "jitter".

On June 18, 2009 it was announced that the ATL was successfully fired in flight for the first time. The system was fired from a 46th Test Wing
46th Test Wing
The 46th Test Wing is a wing of the United States Air Force based out of Eglin Air Force Base, Florida. The wing operates as tenant unit at Holloman AFB, NM.-Mission:...

 NC-130H aircraft while flying over White Sands Missile Range
White Sands Missile Range
White Sands Missile Range is a rocket range of almost in parts of five counties in southern New Mexico. The largest military installation in the United States, WSMR includes the and the WSMR Otera Mesa bombing range...

, successfully hitting a target board on the ground.

Aug. 30, 2009 Boeing and the U.S. Air Force "defeated" a ground target from the air with the Advanced Tactical Laser (ATL) aircraft.

See also

  • YAL-1 Airborne Laser
    Boeing YAL-1
    The Boeing YAL-1 Airborne Laser Testbed, weapons system is a megawatt-class chemical oxygen iodine laser mounted inside a modified Boeing 747-400F. It is primarily designed as a missile defense system to destroy tactical ballistic missiles , while in boost phase. The aircraft was designated...

  • Chemical laser
    Chemical laser
    A chemical laser is a laser that obtains its energy from a chemical reaction. Chemical lasers can achieve continuous wave output with power reaching to megawatt levels...

  • High Energy Liquid Laser Area Defense System
    High Energy Liquid Laser Area Defense System
    The High Energy Liquid Laser Area Defense System , is a Counter-RAM system under development that will use a powerful laser to shoot down missiles, rockets, and artillery shells...

  • Tactical High Energy Laser
    Tactical High Energy Laser
    The Tactical High-Energy Laser, or THEL, is a laser developed for military use, also known as the Nautilus laser system. The mobile version is the Mobile Tactical High-Energy Laser, or MTHEL.- Demonstrator :...


External links

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