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Testing Differential OTF and Phase Apodization Coronagraphy
Johanan L. CodonaSteward ObservatoryUniversity of Arizona
Simulated JWST measurement usingone segment actuator and two star images
Segmented mirrorexperiment using anIris AO MEMS DM.
Exploring dOTF for JWST Segment Phasing
Phase Apodization Coronagraphs
Pupil Phase Patterns Corresponding PSFsDiamond-turned
Apodizing Phase Plate (APP)
We could also use a deformable mirror (DM) to apply this phase pattern. One MEMS DM would replace multiple diamond-turned APPs and provide many programmable benefits.