WebDec 31, 2024 · Recently, the propagation properties of laser beams in axicon have been widely investigated due to their applications such as alignment and metrology, coherence tomography, atom trapping and guiding, optical pumping of plasma, and medical [1, 2], so it is considered the most important optical element [3]. WebFeb 20, 2024 · KEYWORDS:Metasurfaces,phase-discontinuities,lens,axicon,plasmonics,aberration-freeIn the microwave and millimeter-wave regimes,local controlof the phase ofelectromagnetic waves obtained with reflectarrayswavelength range where the choice of transparent materials isor frequency …
Generation of wavelength-independent subwavelength Bessel beams …
WebFeb 21, 2014 · The Linear Axicon. A linear axicon is the optical element that produces an optical phase shift with the shape of a perfect cone. Figure 3 shows the voltage distribution and the resulting optical phase shift, of the proposed structure, with the following voltages: V1 = V2 = V3 = V4 = 1 Vrms and V0 = 1.3 Vrms. WebMay 9, 2024 · We propose a metalens design with generalized axicon phase to replace the objective in the sample arm of the conventional UHR-OCT. When the incident light is a Gaussian beam with a central wavelength of 850 nm and a bandwidth of 100 nm, the metalens can generate a focused beam with a long DOF of 886 μm, an axial resolution … kelly protein powder
Structured light for ultrafast laser micro- and nanoprocessing
WebFind 64 ways to say GENERALIZED, along with antonyms, related words, and example sentences at Thesaurus.com, the world's most trusted free thesaurus. WebJan 1, 2012 · The effects of apodization of a generalized holographic axicon that produces a uniform axial line intensity distribution are considered. It is shown, both by simulations and experimentally, that ... WebThe characteristics of extended-range focal-line images generated in partially coherent light by annular-aperture logarithmic axicons are analyzed in terms of a certain generalized … kelly pruitt facebook