Inclination shift signal: thickness or index measurement in transparent media by transmission of generally astigmatic Gaussian beams
Sign Up to like & getrecommendations! Published in 2021 at "Optics and Lasers in Engineering"
DOI: 10.1016/j.optlaseng.2020.106480
Abstract: Abstract The focus error signal is a widespread optical technique that harnesses the shape of a simply astigmatic Gaussian beam to produce an output signal with a well-defined linear range used for many different applications.… read more here.
Keywords: index; gaussian beams; astigmatic gaussian; inclination shift ... See more keywords
Astigmatic Gaussian Beam Scattering by a PEC Wedge
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Antennas and Propagation"
DOI: 10.1109/tap.2019.2925928
Abstract: We are concerned with the scattering of a 3-D time harmonic astigmatic Gaussian beam from a perfectly electric conducting wedge. The incident wave object serves as the wave propagator of the phase-space beam summation method,… read more here.
Keywords: beam scattering; wedge; scattering pec; beam ... See more keywords