We present an efficient wavefront sensing approach for coronagraphic imaging systems. By measuring the pupil intensity after a coronagraph while known phase errors are injected, the phase in the exit-pupil may be derived.
© 2005 Optical Society of America
J. J. Green, A. F. Niessner, and S. B. Shaklan, " Post-Coronagraph Wavefront Sensing Using Pupil Imaging and Phase-Diversity," in Adaptive Optics: Analysis and Methods/Computational Optical Sensing and Imaging/Information Photonics/Signal Recovery and Synthesis Topical Meetings on CD-ROM, Technical Digest (Optical Society of America, 2005), paper JTuB1.
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