Commissioning and first light results of an L'-band vortex coronagraph with the Keck II adaptive optics NIRC2 science instrument
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/plane...
Similar Items
-
Development of PIAA Complex Mask Coronagraphs for large aperture ground-based telescopes
by: Newman, Kevin, et al.
Published: (2016) -
Challenges in coronagraph optical design
by: Chipman, Russell A.
Published: (2017) -
Milestones on the Road to Keck
by: Sigmar Stadlmeier
Published: (2006-12-01) -
Characterizing Spectral Channels of Visible Emission Line Coronagraph of Aditya-L1
by: Ritesh Patel, et al.
Published: (2021-06-01) -
Keck Planet Imager and Characterizer: concept and phased implementation
by: Mawet, D., et al.
Published: (2016)