New Technology Telescope inauguration

From the inauguration of the New Technology Telescope on 6 February 1990: Among the participants seen in the photo are Ray Wilson, inventor of the active optics system, and Massimo Tarenghi, NTT project manager. Furthermore: Marcel Golay, Christian Patermann, Peter Shaver, Gerhard Bachmann, Giancarlo Setti, Gianpietro Marchiori, and Per-Olof Lindblad.