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Innovative and high-quality products that meet the needs of its customers in the fields of defense and surveillance.

Industrial Control

Industrial Control

Enhancing Industrial Research & Control: Test and evaluate without any damage



Imaging and detection solutions bring high image quality or low-level detection to enabling Life Science breakthroughs.



Nuclear instrumentation is essential to ensure safety, accuracy, and compliance in various nuclear-related activities.

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Moscone Center, San Francisco, CA.


FROM Jul 09th 2024 TO Jul 11th 2024


Visit Exosens at SEMICON West 2024 from July 9 to 11 in San Francisco.

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Exosens products & services

Exosens is a global manufacturer of optoelectronics components used in the detection and amplification of ions, electrons and photons. We are focused on mission critical components aimed at highly demanding customers. We innovate and engineer quality components for integration into a variety of applications such as night vision optics, digital cameras, mass spectrometry, physics research, space exploration and many others.

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Night vision tubes

Image intensifier tubes to amplify low light level images several thousand times, enabling clear vision in night and low light conditions.

Night vision tubes Discover
Advanced imaging solutions

Exosens with its continuous innovation and commitment to offer advanced imaging solutions, proposes a diverse range of imaging technologies covering a large spectrum of light from below 300 nm Ultra Violet (UV) and up to 12,000 nm in the thermal spectral range Long Wave Infrared (LWIR).

Advanced imaging solutions Discover
Detection for Analytical Science

Exosens provides a wide range of innovative detection and imaging solutions globally, including detectors for photons, electrons, ions, neutrons, and X-rays.

Detection for Analytical Science Discover
Nuclear Instrumentation

Neutron and gamma detectors are essential elements for the safety and control of nuclear reactors, fuel reprocessing plants, waste storage facilities, and research facilitiesies.

Nuclear Instrumentation Discover
Microwave amplifiers

The highest quality, hybrid power amplifiers, combining both vacuum electron and solid-state technologies.

Microwave amplifiers Discover
Methane Detection Services

Telops offers a Methane Airborne Detection Service for the Oil and Gas Industry. Whether you are an oil and gas company, a potential service partner or a regulator society we are committed to addressing your inquiries and providing the necessary support.

Methane Detection Services Discover
Night vision tubes Advanced imaging solutions Detection for Analytical Science Nuclear Instrumentation Microwave amplifiers Methane Detection Services

Our company

Leader in detection and imaging

Exosens is a high-tech company, accompanied by Groupe HLD since 2021, with more than 85 years of experience in the innovation, development, manufacture and sale of technologies in the field of particles and photo detection and imaging.

Today, it offers its customers detectors and detection solutions: its travelling wave tubes, advanced cameras, neutron & gamma detectors, instrument detectors and light intensifier tubes allow Exosens to respond to complex issues in environments extremely demanding by offering tailor-made solutions to its customers.

Thanks to its sustained and permanent investment, Exosens is internationally recognized as a major innovator in optoelectronics, with production and R&D carried out on 9 sites, in Europe and North America and over 1 600 employees.

More information                Our Innovation

85+ years of experience

1600+ Employees worldwide

130+ proven technology patents

50+ countries: 92% overseas revenues

6% of turnovers in R&D

4000m2 clean rooms