ANDES, the high-resolution spectrograph for the ELT: RIZ Spectrograph preliminary design

Bruno Chazelas, Yevgeniy Ivanisenko, Audrey Lanotte +44

We present here the preliminary design of the RIZ module, one of the visible spectrographs of the ANDES instrument 1. It is a fiber-fed high-resolution, high-stability spectrograph…