France Explores Laser Defense for Charles de Gaulle Aircraft Carrier Against Future Drone Attacks.

France has tested a counter-drone laser weapon aboard its nuclear-powered aircraft carrier Charles de Gaulle, examining a technology that could provide warships with an additional means of neutralizing unmanned aerial threats without consuming conventional ammunition. Conducted during the La Fayette 26 deployment, the experiment comes as navies seek more sustainable defenses against drones that can impose disproportionate costs on ships relying on missile interceptors.

A counter-drone laser weapon deployed on the flight deck of the French aircraft carrier Charles de Gaulle during trials conducted in June 2026 to evaluate its performance under naval operating conditions (Picture source: US DoD/Marine Nationale)

For the French Navy, laser weapons could eventually provide an additional layer of protection for aircraft carriers and their escorts against reconnaissance drones and one-way attack aircraft. Unlike conventional interceptors, which consume missiles or ammunition during each engagement, directed-energy weapons concentrate electrical energy on a target and can conduct successive engagements as long as sufficient power and cooling are available. This capability could prove particularly useful against small unmanned aircraft, complementing existing air-defense systems designed to counter more complex aerial threats.

The experiment was detailed in the October 2026 edition of Cols Bleus, the French Navy's official magazine, which reported that the laser system was installed on the flight deck of Charles de Gaulle between June 4 and 8, 2026, during a port call. The operation involved personnel from the French Air and Space Force's Centre d'expertise aérienne militaire (CEAM) at Mont-de-Marsan and the Escadron de défense sol-air (EDSA) at Istres. According to the publication, this was the first time this particular system had been tested aboard a French Navy vessel.

Photographs published by Cols Bleus suggest that the equipment could be the HELMA-P (High Energy Laser for Multiple Applications – Power), developed by French company CILAS, although the French Navy has not officially identified the system. Designed to detect, track and neutralize small unmanned aerial vehicles, the HELMA-P uses a concentrated laser beam to damage vulnerable components of a target. The demonstrator previously evaluated in France operated with a reported power of approximately 2 kW and demonstrated the ability to neutralize drones at distances of up to 1,000 meters under test conditions. These specifications refer to the documented demonstrator and have not been confirmed for the equipment installed aboard Charles de Gaulle.

The use of such a weapon at sea introduces technical challenges that differ from land-based operations. A laser must maintain a concentrated beam on a moving target despite the ship's motion, while humidity, sea spray, and atmospheric turbulence can affect the propagation of the beam. The system also requires electrical power, thermal management, and accurate target tracking. HELMA-P incorporates electro-optical sensors to support target acquisition and tracking, while the configuration photographed aboard Charles de Gaulle includes a LIDAR sensor. These characteristics are particularly relevant for naval applications, where maintaining sufficient energy on a small airborne target is essential for successful neutralization.

According to the French Navy, approximately four hours were required to install the equipment aboard the aircraft carrier. The deployment involved a turret integrating cameras, a Light Detection and Ranging (LIDAR) sensor and the laser weapon, together with a cooling unit and an operator control station. The experiment examined the system's behavior under previously untested conditions, including air transport, crane handling and extreme climatic conditions. The French Navy reported that the trials successfully validated its behavior in this environment, although the publication did not mention any live-fire engagement or drone interception during the deployment.

The experiment follows earlier French efforts to introduce directed-energy weapons into naval defense. In June 2023, the French Navy reported successful HELMA-P trials aboard the Horizon-class air-defense frigate Forbin under the L2AD counter-drone laser program. Those evaluations followed previous land-based testing and demonstrated the system's ability to neutralize aerial drones in a maritime environment. The latest activity aboard Charles de Gaulle provides further experience with the logistical and environmental requirements associated with deploying laser equipment on a larger warship, although the identity of the system used in June 2026 remains unconfirmed.

For an aircraft carrier, a laser weapon would complement rather than replace existing defensive capabilities. Charles de Gaulle is equipped with Aster surface-to-air missiles and close-range defensive weapons, while escorting frigates provide additional protection against aircraft, missiles and other threats. A laser could eventually offer another short-range engagement option against small drones, reducing the need to expend missile interceptors against relatively inexpensive targets. Its effectiveness would nevertheless depend on factors including weather conditions, available electrical power, target characteristics and integration with the ship's detection and fire-control systems.

Similar developments are underway in the United States, where the U.S. Navy has evaluated directed-energy weapons for shipboard counter-drone defense. Among these is the LOCUST laser system, originally developed by BlueHalo, now part of AeroVironment, which has been tested in naval applications. These efforts reflect growing interest in weapons capable of engaging unmanned aerial threats while preserving conventional missile inventories for more demanding targets.

For France, the experiment aboard Charles de Gaulle could also provide lessons for the development of its future nuclear-powered aircraft carrier, known as PA-NG, which is expected to enter service in the late 2030s. Designed to operate in an increasingly contested maritime environment, the next-generation warship could potentially incorporate directed-energy weapons as part of a layered defensive architecture against drones and other aerial threats. Although no integration of the HELMA-P has been officially announced, the experience gained during these trials could help inform future decisions on the use of laser weapons aboard French aircraft carriers.

Written By Erwan Halna du Fretay - Defense Analyst, Army Recognition Group
Erwan Halna du Fretay holds a Master’s degree in International Relations and has experience studying conflicts and global arms transfers. His research interests include security and strategic studies, particularly the dynamics of the defense industry, the evolution of military technologies, and the strategic transformation of armed forces.

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