A Space Coronagraph Mission for Exoplanet Imaging and ...
A Space Coronagraph Mission for Exoplanet Imaging and ...
A Space Coronagraph Mission for Exoplanet Imaging and ...
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The demonstrated state of exoplanet coronagraphyVisible nuller coronagraph• VNC development is active atGSFC (Lyot et al.) <strong>and</strong> at JPL(S<strong>and</strong>hu et al.)• Segmented MEMS DMs fromboth Boston Micromachines <strong>and</strong>IRIS-AO are under consideration.• Spatial filters, consisting of abundle of 1000 single modefibers coupled with lenslet arrays,are now being perfected <strong>and</strong>tested.• Starlight suppression of 1e-8 hasbeen demonstrated in laser light(Lyot et al. 2010).18