Open Access Paper
12 July 2023 An account of the Euclid payload module test results
Luis Gaspar Venancio, René Laureijs, Giuseppe Racca, Elena Maiorano, Alex Short, Tobias Boenke, Paolo Strada, Magdalena Szafraniec, Roland Vavrek
Author Affiliations +
Proceedings Volume 12777, International Conference on Space Optics — ICSO 2022; 127776H (2023) https://doi.org/10.1117/12.2691130
Event: International Conference on Space Optics — ICSO 2022, 2022, Dubrovnik, Croatia
Abstract
The Euclid mission, the spacecraft being the essential space element, has been developed to undertake the challenges of investigate the dark energy and dark matter distribution in the Universe. As the launch date is approaching, the telescope and the integrated payload, encompassing the telescope and with the two science instruments attached behind it, have been successfully tested. The telescope alone was tested under ambient conditions, and the integrated payload was tested in vacuum at operational temperature. The extensive test campaign at telescope level confirmed that its optical performance were better than the required levels. The thermal-vacuum test campaign demonstrated the excellent stability of the optical performance of the entire payload module. In addition, other performances of the integrated payload were tested to gather information on the behavior of the payload which will be used for the preparation of the calibrations in-flight.
© (2023) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Luis Gaspar Venancio, René Laureijs, Giuseppe Racca, Elena Maiorano, Alex Short, Tobias Boenke, Paolo Strada, Magdalena Szafraniec, and Roland Vavrek "An account of the Euclid payload module test results", Proc. SPIE 12777, International Conference on Space Optics — ICSO 2022, 127776H (12 July 2023); https://doi.org/10.1117/12.2691130
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KEYWORDS
Telescopes

Equipment

Point spread functions

Astronomical imaging

Collimators

Thermal stability

Image quality

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