Title :
Radial polarization minimizes focal spot size
Author :
Quabis, S. ; Dorn, R. ; Müller, J. ; Rurimo, G.K. ; Leuchs, G.
Author_Institution :
Max Planck Forschungsgruppe, Erlangen-Nurnberg Univ., Erlangen
Abstract :
We experimentally demonstrate that a radially polarized beam can be focused to a spot size significantly smaller than for linear polarization and that the longitudinal field component arising at focus best coupled to small particles
Keywords :
light polarisation; optical focusing; focal spot size; radially polarized beam;
Conference_Titel :
Quantum Electronics Conference, 2004. (IQEC). International
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-778-4
