The SCExAO high contrast imager: transitioning from commissioning to science
2016
SCExAO is the premier high-contrast imaging platform for the
Subaru Telescope. It offers high
Strehl ratiosat near-IR wavelengths (y-
K band) with stable pointing and
coronagraphswith extremely small inner working angles, optimized for imaging
faintcompanions very close to the host. In the visible, it has several interferometric imagers which offer polarimetric and spectroscopic capabilities. A recent addition is the RHEA
spectrographenabling spatially resolved high resolution spectroscopy of the surfaces of
giant stars, for example. New capabilities on the horizon include post-
coronagraphicspectroscopy, spectral differential imaging, nulling interferometry as well as an
integral field spectrographand an MKID array. Here we present the new modules of SCExAO, give an overview of the current commissioning status of each of the modules and present preliminary results.
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