In the Chilean desert, the European Southern Observatory (ESO) is currently building the largest telescope in the world - the ELT. It consists of five mirrors, with the main mirror having a diameter of 39 meters. The smallest mirror, the M5, is designed to compensate for aberrations and guarantee high image quality, thanks in part to eleven PICA stack actuators from PI Ceramic.
Learn moreAuthor: Dr. Daniel Jakobsen
