Sub-Rayleigh-diffraction imaging via modulating classical light
Author(s) -
Erfeng Zhang,
Huizu Lin,
Wei-Tao Liu,
Quan Li,
PingXing Chen
Publication year - 2015
Publication title -
optics express
Language(s) - Uncategorized
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.23.033506
Subject(s) - optics , diffraction , superposition principle , wavefront , physics , rayleigh scattering , coherent diffraction imaging , image resolution , ptychography , laser , photon , amplitude , light beam , fourier transform , quantum mechanics , phase retrieval
The spatial resolution of a traditional imaging system is restricted by the Rayleigh diffraction limit. In this paper, two types of classical light sources are generated by modulating the amplitude distribution and wavefront of a laser beam randomly, and the generated light sources can exhibit the features of the superposition of two-photon Fock states and the incoherent mixture of two-photon Fock states, respectively. With the generated light sources, the two-fold coherent and incoherent imaging schemes can be achieved, which lead to spatial resolution enhancement, and exceed the Rayleigh diffraction limit in the imaging system.
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