Gao et al., 2011 - Google Patents
Subwavelength dark hollow focus of spirally polarized axisymmetric Bessel-modulated Gaussian beamGao et al., 2011
View PDF- Document ID
- 2299894419118986651
- Author
- Gao X
- Zhan Q
- Wang Q
- Yun M
- Guo H
- Zhuang S
- Publication year
- Publication venue
- The European Physical Journal D
External Links
Snippet
Dark hollow focus plays an important role in many optical systems. In this paper, dark hollow focal shaping of spirally polarized axisymmetric Bessel-modulated Gaussian beam is investigated by vector diffraction theory in detail. Results show that the dark hollow focus can …
- 230000003287 optical 0 abstract description 25
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
- G02B6/00—Light guides
- G02B6/02—Optical fibre with cladding with or without a coating
- G02B6/02295—Microstructured optical fibre
- G02B6/02314—Plurality of longitudinal structures extending along optical fibre axis, e.g. holes
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
- G02B6/00—Light guides
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
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