We retrieve depth information (moments) of an object using partially coherent fields and defocus induced holographic contrast. Our analysis leads to a form of tomography that does not require sample or source rotation. The tomography method presented here is performed with only two in-line images.
@article{arxiv.1512.06435,
title = {Extraction of depth moments by exploiting the partial coherence of radiation},
author = {M. A. Beltran and T. C. Petersen and M. J. Kitchen and D. M. Paganin},
journal= {arXiv preprint arXiv:1512.06435},
year = {2016}
}