VPHGs for astronomy: what we learnt in OPTICON EU and manufacturing perspectives
Volume Phase Holographic Gratings (VPHGs) are optical element widely used in astronomical spectrographs as main disperser or cross-disperser in high resolution echelle instruments. In spite of the fact that other technologies are available on the market, the VPH technology remain a key one. In the EU funded OPTICON project, different activities
Bianco, Andrea et al.
Fecha de publicación:
8
2022