Signature of contract with SENER for the ELT's M2 and M3 mirror cells

Contracts for the casting of the M2 and M3 mirrors of ESO's Extremely Large Telescope (ELT), their cells and sensors for the M1 segments were awarded at a ceremony at ESO's Garching Headquarters on 18 January 2017.

In this picture ESO, represented by the Director General Tim de Zeeuw (right), signed a contract with the SENER Group, represented by Diego Rodríguez, Space Department Director, for the production of the ELT's secondary and tertiary mirror cells.