Schwarzschild-couder telescope for the cherenkov telescope array: Development of the optical system

  • J. Rousselle
  • , V. Connaughton
  • , M. Errando
  • , T. B. Humensky
  • , R. Mukherjee
  • , D. Nieto
  • , A. Okumura
  • , V. V. Vassiliev

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

8 Scopus citations

Abstract

The Cherenkov Telescope Array (CTA) is the next generation ground-based observatory for very high-energy (E>100 GeV) gamma-ray astronomy. It will integrate several tens of imaging atmospheric Cherenkov telescopes (IACTs) with different apertures into a single astronomical instrument. The US part of the CTA collaboration has proposed and is developing a novel IACT design with a Schwarzschild-Couder (SC) aplanatic two-mirror optical system. In comparison with the traditional single mirror Davies-Cotton IACT the SC telescope, by design, can accommodate a wider field-of-view, with significantly improved imaging resolution. In addition, the reduced plate scale of an SC telescope makes it compatible with highly integrated cameras assembled from silicon photo multipliers. In this submission we report on the status of the development of the SC optical system, which is part of the e ort to construct a full-scale prototype telescope of this type at the Fred Lawrence Whipple Observatory in southern Arizona.

Original languageEnglish
Title of host publicationOptics for EUV, X-Ray, and Gamma-Ray Astronomy VI
DOIs
StatePublished - 2013
EventOptics for EUV, X-Ray, and Gamma-Ray Astronomy VI - San Diego, CA, United States
Duration: Aug 26 2013Aug 29 2013

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume8861
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceOptics for EUV, X-Ray, and Gamma-Ray Astronomy VI
Country/TerritoryUnited States
CitySan Diego, CA
Period08/26/1308/29/13

Keywords

  • Cherenkov
  • CTA
  • gamma-ray
  • IACT
  • optical system
  • Schwarzschild-Couder
  • VHE

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