Optics Letters, 35 (13), 2010
Sub-Rayleigh resolution by phase imaging
Yann Cotte, M. Fatih Toy, Etienne Shaffer, Nicolas Pavillon, Christian Depeursinge
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@article{cotte2010sub,
title={Sub-Rayleigh resolution by phase imaging},
author={Cotte, Yann and Toy, M Fatih and Shaffer, Etienne and Pavillon, Nicolas and Depeursinge, Christian},
journal={Optics letters},
volume={35},
number={13},
pages={2176--2178},
year={2010},
publisher={Optica Publishing Group}
}Özet
We report the experimental observation of systematically occurring phase singularities in coherent imaging of sub-Rayleigh distanced objects. A theory that relates the observation to the sub-Rayleigh distance is presented and compared with experimental measurements. As a consequence, the limit of resolution with coherent illumination is extended by a factor of 1.64x.
