Commissioning and first light results of an L ’-band vortex coronagraph with the Keck II adaptive optics NIRC 2 science instrument

@inproceedings{Castell2016CommissioningAF,
  title={Commissioning and first light results of an L ’-band vortex coronagraph with the Keck II adaptive optics NIRC 2 science instrument},
  author={Bruno Femeńıa Castell{\'a} and Eugene Serabyn and Dimitri P. Mawet and O. Absil and Peter L. Wizinowich and Keith Matthews and Elsa Huby and Michael Bottom and Randy D. Campbell and D. Chan and Brunella Carlomagno and Sylvian Cetre and Denis Defr{\'e}re and Christian Delacroix and C. A. Gomez Gonzalez and Aı̈ssa Jolivet and Mikael Karlsson and Kyle Lanclos and S. Lilley and Steven Milner and Henry Ngo and Maddalena Reggiani and J Tyler Simmons and Hien Duy Tran and Ernesto Vargas Catalan and Olivier Wertz},
  year={2016}
}
  • Bruno Femeńıa Castellá, Eugene Serabyn, +23 authors Olivier Wertz
  • Published 2016
On March 2015 an L’-band vortex coronagraph based on an Annular Groove Phase Mask made up of a diamond sub-wavelength grating was installed on NIRC2 as a demonstration project. This vortex coronagraph operates in the L’ band not only in order to take advantage from the favorable star/planet contrast ratio when observing beyond the K band, but also to… CONTINUE READING