Last Update April 3, 2020


  • Electrical, Electronics & Electro-optics
  • IT, Computing and Software
  • Mechanical, Electro-mechanical, Hydraulic and Pneumatic components
  • Military, Tactical, Logistic Support Vehicles & related equipment
  • Radar, Sonar, Navigation, Targeting, Surveillance
  • Textile, Individual Equipment, Clothing

With headquarters in Athens, offices in Abu Dhabi and Singapore, product lines in Australia, India and soon in Indonesia, and contracts in 36 countries around the world, Theon Sensors* has established itself as a real global leader in the Night Vision Market.

The main product lines are:

  • Night Vision Monoculars and Binoculars
  • Night Vision Weapon Sights
  • Night Driver’s Viewers for armoured vehicles
  • Clip-on, In Line Afocal Night Sights
  • Thermal Weapon Sights
  • Thermal Periscopes
  • Modification kits for upgrading Night Driver's Viewers
  • System customisation iaw specific customer requirements
  • Maintenance Services and Aftersales Support

All products are in house designed by a team of experienced and qualified engineers covering all related engineering disciplines such as optical, mechanical, electronics and system design. Emphasis is given on providing high performing and ergonomically advanced systems that increase the soldier’s safety and mission success rate during night operations.

Our speciality is the customisation of systems to particular requirements of end users and with a fast track design and prototyping procedure we are able to respond to modification requests in a shorter time than anyone else in the industry.

Theon Sensors consults its customers on the selection of the right system for the particular operator and mission profile and provides training courses at all level. Professional and complete aftersales support is another key element of the company's international success with complete local maintenance support solutions that help the end user making the right investment decisions with the best logistic and support infrastructure.

All Theon’s Sensors Systems are rigorously tested prior to market entry following military standard test procedures and highest quality assurance and control criteria.

The company maintains a Quality Management System which is in accordance with the requirements of EN ISO 9001:2008 for the Design, Production and Trading of Electro-optical systems.

The manufacturing facilities and the company personnel have NATO security clearance for defence related projects.

*Theon of Alexandria (335 to 405 AD) was a Greek scholar and mathematician.

*Theon Sensors also stands for Thermal, Electro-optical, Nanotechnology Sensors.

Theon Sensors S.A.

  • Ioanni Metaxa Str. 57, Nissiza-Karellas, Attiki, Koropi, Greece
  • +30 210 664 1420
  • +30 210 664 4093
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