The Cosmic Web Imager: An integral field spectrograph for the Hale Telescope at Palomar Observatory: Instrument design and first results

Mateusz Matuszewski*, Daphne Chang, Robert M. Crabill, D. Christopher Martin, Anna M. Moore, Patrick Morrissey, Shahinur Rahman

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

23 Citations (Scopus)

Abstract

We describe the Cosmic Web Imager (CWI), a UV-VIS integral eld spectrograph designed for the Hale 200'' telescope at the Palomar Observatory. CWI has been built specically for the observation of diuse radiation. The instrument eld of view is 60'' x 40'' with spectral resolving power of R5000 and seeing limited spatial resolution. It utilizes volume phase holographic gratings and is intended to cover the spectral range 3800Å to 9500Å with an instantaneous bandwidth of ∼450Å. CWI saw rst light in July 2009, and conducted its rst successful scientic observations in May 2010.

Original languageEnglish
Title of host publicationGround-Based and Airborne Instrumentation for Astronomy III
EditionPART 1
DOIs
Publication statusPublished - 2010
Externally publishedYes
EventGround-Based and Airborne Instrumentation for Astronomy III - San Diego, CA, United States
Duration: 27 Jun 20102 Jul 2010

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
NumberPART 1
Volume7735
ISSN (Print)0277-786X

Conference

ConferenceGround-Based and Airborne Instrumentation for Astronomy III
Country/TerritoryUnited States
CitySan Diego, CA
Period27/06/102/07/10

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