Sodern is a French company based in Limeil-Brévannes, near Paris in Ile-de-France, specialized in space instrumentation, optics and neutron analyzers.
Sodern activity started in the neutron area, by designing neutron sources for the French deterrent force. In the late 1960s, it began to diversify into optical sensors and advanced spacecraft instrumentation.
Nowadays (2015) the company is active in the following fields:
- Spatial Instrumentation: activities cover several ranges of space instruments.
- Stars Trackers
- Optical Instrumentation
- Strip Filters