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Lens axicon illuminated by polychromatic Gaussian beams for generating uniform focal segments
Lens axicon Polychromatic Gaussian beam Spherical aberration
2013/7/3
In this paper, we investiga te a lens axicon, which actual ly is a lens wi th spheri cal ab erration, ill uminated by a polych romatic Gaussian beam for produc ing an extended axial line imag e of a d...