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Focusing properties of the double-vortex beams through a high numerical-aperture objective
Focusing properties double-vortex beams high numerical-aperture objective
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2013/7/3
Focusing properties of the double-vortex beams through a high numerical-aperture objective.
Solving the inverse problem of high numerical aperture focusing using Slepian-type vector fields
High numerical aperture focusing Vector diffraction theory Inverse problem Slepian’s concentration problem
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2012/5/29
A technique using vector Slepian harmonics and multipole fields is presented for a general treatment of the inverse problem of high numerical aperture focusing. A prescribed intensity distribution or ...
Angular momentum conversion of elliptically polarized beams focused by high numerical-aperture phase Fresnel zone plates
Angular momentum conversion elliptically polarized beams focused high numerical-aperture phase Fresnel zone plates
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2013/7/3
Based on the vectorial Debye theory, we in-vestigate the tight focusing of elliptically polarized light beams by high numerical-aperture (NA) phase Fresnel zone
plates (FZP). The conversion of the sp...
Focus shaping of cylindrically polarized vortex beams by a high numerical-aperture lens
Wave optics Beam shaping Polarization
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2013/7/3
The focus-shaping technique of a cylindrically polarized vortex beam by a high numerical-aperture lens is reported. Such a polarized vortex beam is decomposed into radial and azimuthal polarization. I...