Two interferometric techniques for converting a linearly polarized laser beam into a radially
polarized beam with uniform azimuthal intensity are described. The techniques are based …

We present a theoretical and experimental investigation of an interferometric technique for
converting a linearly polarized Gaussian beam into a radially polarized doughnut beam. The …

Conversion of a linearly polarized CO_2 laser beam into a radially polarized beam is
demonstrated with a novel double-interferometer system. The first Mach–Zehnder …

Laser resonator configurations for obtaining pure azimuthal and radial polarized beams are
presented. They involve the coherent summation, inside the laser resonator, of two …

We present an experimental set-up to generate laser beams with locally varying polarization
distribution. In a linear set-up, a radially polarized beam of high quality regarding intensity …

A principal scheme for an external cavity technique for changing the polarization of a laser
beam based on a modified Sagnac interferometer is proposed. The modified Sagnac …

We present a novel approach to generating radially and azimuthally polarized vector beams
that utilize an interferometer constructed from two identical diffractive optical elements. The …

We demonstrate an efficient transformation of a linearly polarized Gaussian beam to a
radially or an azimuthally polarized doughnut (0, 1)^* Laguerre-Gaussian beam of high …

We investigate conversion of a linearly-polarized Gaussian beam to a radially-or an
azimuthally-polarized doughnut (0, 1)∗ Laguerre–Gaussian (LG) beams, performed with a …

We report a focus shaping technique using generalized cylindrical vector beams. A
generalized cylindrical vector beam can be decomposed into radially polarized and …