Obtaining spatial information from an extremely unresolved source | Zendy

Grover A. Swartzlander | Zendy

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Obtaining spatial information from an extremely unresolved source

Author(s) -

Grover A. Swartzlander

Publication year - 2011

Publication title -

optics letters

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 1.524

H-Index - 272

eISSN - 1071-2763

pISSN - 0146-9592

DOI - 10.1364/ol.36.004731

Subject(s) - optics , coronagraph , centroid , point source , detector , ptychography , physics , optical vortex , point spread function , image resolution , remote sensing , astronomy , computer science , exoplanet , diffraction , planet , geology , beam (structure) , artificial intelligence

A means to extract spatial information from an extremely unresolved source of light using a single element detector is demonstrated by use of an optical vortex coronagraph. Applications may range from astronomy to microscopy. For example, the centroid and angular extent of an unresolved collection of incoherent point sources is revealed.

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