VIOTTO, VALENTINAVALENTINAVIOTTOSCUDERI, SalvatoreSalvatoreSCUDERI2023-02-242023-02-242013http://hdl.handle.net/20.500.12386/33844This document provides requirements specification for the design and production of the TEL Sub-System as part of the Optical Telescope Assembly (OTA) Unit, which is part of the CHEOPS Instrument System. This specification defines the functionality, design, interface, environment, verification and test requirements that the TEL Sub-System shall fulfill.ELETTRONICOenResearch reportFIS/05 - ASTRONOMIA E ASTROFISICA