Poster + Paper
13 December 2020 RIMAS: testing, and categorization of grism spectral performance
Author Affiliations +
Conference Poster
Abstract
The Rapid infrared IMAger Spectrometer (RIMAS) is designed to quickly follow-up near-infrared (NIR) transient events, gamma ray bursts in particular. One way RIMAS will accomplish this mission is with its echelle spectrograph (R≈4000) that contain the first ruled grisms to be used in cross-dispersed mode for NIR astronomy. These ZnSe grisms were recently fabricated at Lawrence Livermore National Lab. This paper discusses the testing and categorization of the echelle spectrographs containing these grisms by comparing the modeled spectra to experimental spectra. This testing resulted in verification of the echelle spectrograph's quality, resolution, and dispersion. Efforts to develop a data reduction pipeline and upgrade RIMAS's detectors are ongoing.
© (2020) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Joseph Durbak, Alexander S. Kutyrev, Sylvain Veilleux, Gregory Mosby, Gennadiy N. Lotkin, Jillian Kunze, Kenichi Sakai, John I. Capone, Vicki L. Toy, and Paul J. Kuzmenko "RIMAS: testing, and categorization of grism spectral performance", Proc. SPIE 11451, Advances in Optical and Mechanical Technologies for Telescopes and Instrumentation IV, 114515Y (13 December 2020); https://doi.org/10.1117/12.2561876
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KEYWORDS
Imaging spectroscopy

Spectroscopy

Near infrared

Telescopes

Image resolution

Infrared spectroscopy

Mirrors

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