Extremely Large Telescope

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HARMONI at ELT: athermal toroidal mirror mount for HARMONI pre-optics

Proceedings of SPIE--the International Society for Optical Engineering SPIE, the international society for optics and photonics 13100 (2024) 1310034-1310034-7

Authors:

Elvio Hernández, Alberto Hernández, Ángel Alonso, Begoña García-Lorenzo, Niranjan Thatte
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HARMONI at ELT: characterizing spatial variations in transmission efficiency of volume phase holographic diffraction gratings

Proceedings of SPIE--the International Society for Optical Engineering SPIE, the international society for optics and photonics 13100 (2024) 131001t-131001t-17

Authors:

David Gooding, Niranjan Thatte, Edgar Castillo Dominguez, Eduard Muslimov, Matthias Tecza, R Elliot Meyer, Fraser Clarke, Zeynep Ozer, Vanessa Ferraro-Wood, James Kariuki, Kieran McCall, Liam Boland, Elroy Pearson, David Creasey, Andrew Clawson
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HARMONI at ELT: chromatic dependence of wavefront error performance in volume phase holographic diffraction gratings

Proceedings of SPIE--the International Society for Optical Engineering SPIE, the international society for optics and photonics 13100 (2024) 131005k-131005k-9

Authors:

R Elliot Meyer, David Gooding, Matthias Tecza, Edgar Castillo Dominguez, Eduard Muslimov, Sophie Paszynska, James Kariuki, Zeynep Ozer, Niranjan Thatte, Liam Boland, Fraser Clarke, Andrew Clawson, David Creasey, Vanessa Ferraro-Wood, Ian Lewis, Kieran McCall, Cicely Rathmell, Elroy Pearson
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HARMONI at ELT: verification tests of opto-mechanical mounts for HARMONI preoptics in cryogenic environment

Proceedings of SPIE--the International Society for Optical Engineering SPIE, the international society for optics and photonics 13100 (2024) 1310052-1310052-16

Authors:

Alberto Hernández-González, Elvio Hernández Suárez, Luz Maria Montoya Martínez, Miguel A Cagigas, Alejandro Antonio Luján González, Begoña García-Lorenzo, Ángel Alonso-Sánchez, Niranjan A Thatte
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HARMONI-ELT instrument integral field unit test tools development

Proceedings of SPIE--the International Society for Optical Engineering SPIE, the international society for optics and photonics 13100 (2024) 131004l-131004l-13

Authors:

Magali Loupias, Johan Richard, Alban Remillieux, Jean-Emmanuel Migniau, Florence Laurent, Alexandre Jeanneau, Aurélien Jarno, Eric Daguisé, Adrien Girardot, Matthieu Guibert, Rémi Giroud, Didier Boudon, Nicolas Bouché, Dawn Wasley, Dave Melotte, Niranjan A Thatte, Fraser Clarke, Matthias Tecza
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