THALES – SESO® OPTICS & SYSTEMS

Thales SESO, a 120 people French entity of the Thales Group (80 000 persons), founded in 1965, is a designer and manufacturer of large precision optics and optomechanics for Space, Astronomy, Laser, X-rays and Defense.
Products
Super-polished optics of up to 2 meters diameter, highly stable optomechanical assembles and state-of-the-art coatings, all qualified for harsh environments (vibrations, shocks, thermal, cryogenics, outdoor, high power laser, military)
Applications
Space : #1 supplier in Europe and for the French Defense Agency of Zerodur lightweight mirrors for Earth observation space telescopes, manufacturer of mirrors for large satellites and constellations, super-stable Fabry-Perot assemblies, ground collimators, cryogenic objectives, focal plane detector assembly services, space-qualified coatings.
Laser : #1 French supplier of large high power laser optics for the CEA Laser MegaJoule, manufacturer of meter-class super-polished and laser damage coated optics (up to 1.7 meters).
X-rays : World #1 for the number of X-ray mirrors installed on synchrotron beam lines,manufacturer of large silicon mirrors, benders for focal length adjustment and bimorph mirrors for WFE management and beam alignment.
Astronomy : Among the top manufacturers worldwide of meter class high precision mirrors, lenses and objectives for astronomy telescopes and instruments.
Defense : Manufacturers of lightweight scanning mirrors for aeronautics, laser damage optics & optomechanical test & simulation benches