Phase errors in diffraction-limited imaging: Contrast limits for sparse aperture masking

Ireland, Michael

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Phase errors in diffraction-limited imaging: Contrast limits for sparse aperture masking

Date

2013

Authors

Ireland, Michael

Publisher

Blackwell Publishing Ltd

Abstract

Bispectrum phase, closure phase and their generalization to kernel phase are all independent of pupil-plane phase errors to first order. This property, when used with sparse aperture masking behind adaptive optics, has been used recently in high-contrast