Endrizzi, M;
Olivo, A;
(2014)
Absorption, refraction and scattering retrieval with an edge-illumination-based imaging setup.
Journal of Physics D: Applied Physics
, 47
(50)
, Article 505102. 10.1088/0022-3727/47/50/505102.
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Endrizzi_JPhysD_ApplPhys_2014.pdf Available under License : See the attached licence file. Download (1MB) |
Abstract
We have recently developed a new method based on edge-illumination for retrieving a three-image representation of the sample. A minimum of three intensity projections are required in order to retrieve the transmission, refraction and ultra-small-angle scattering properties of the sample. Here we show how the method can be adapted for particular cases in which some degree of a priori information about the sample might be available, limiting the number of required projections to two. Moreover, an iterative algorithm to correct for non-ideal optical elements is proposed and tested on numerical simulations, and finally validated on experimental data.
Type: | Article |
---|---|
Title: | Absorption, refraction and scattering retrieval with an edge-illumination-based imaging setup |
Location: | UK |
Open access status: | An open access version is available from UCL Discovery |
DOI: | 10.1088/0022-3727/47/50/505102 |
Publisher version: | http://dx.doi.org/10.1088/0022-3727/47/50/505102 |
Language: | English |
Keywords: | Wave propagation, transmission and absorption, Edge and boundary effects; reflection and refraction, Imaging and optical processing, Diffraction and scattering |
UCL classification: | UCL UCL > Provost and Vice Provost Offices > UCL BEAMS UCL > Provost and Vice Provost Offices > UCL BEAMS > Faculty of Engineering Science UCL > Provost and Vice Provost Offices > UCL BEAMS > Faculty of Engineering Science > Dept of Med Phys and Biomedical Eng |
URI: | https://discovery.ucl.ac.uk/id/eprint/1456773 |
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