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Super-oscillatory focusing of circularly polarized light by ultra-long focal length planar lens based on binary amplitude-phase modulation

In traditional optics, the focal spot size of a conventional lens is restricted to the diffraction limit 0.5λ/NA, where λ is the wavelength in vacuum and NA is the numerical aperture of the lens. Recently, various sub-diffraction focusing optical devices have been demonstrated, but they usually have...

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Detalles Bibliográficos
Autores principales: Chen, Gang, Li, Yuyan, Yu, Anping, Wen, Zhongquan, Dai, Luru, Chen, Li, Zhang, Zhihai, Jiang, Senlin, Zhang, Kun, Wang, Xianyou, Lin, Feng
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Nature Publishing Group 2016
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4926254/
https://www.ncbi.nlm.nih.gov/pubmed/27353239
http://dx.doi.org/10.1038/srep29068