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Related papers: The Luneburg-Lissajous lens

200 papers

Observing and taming unusual effects arising from non-trivial light-matter interaction has always triggered scientists to better understand Nature and develop technological tools towards implementing novel applications. Recently, several…

Optics · Physics 2018-07-17 Hernando Magallanes , Etienne Brasselet

Dissipative optomechanics studies the coupling of the motion of an optical element to the decay rate of a cavity. We propose and theoretically explore a realization of this system in the optical domain, using a combined Michelson--Sagnac…

Optics · Physics 2011-11-17 André Xuereb , Roman Schnabel , Klemens Hammerer

In this paper we propose a new flexible method for hand-eye calibration. The vast majority of existing hand-eye calibration techniques requires a calibration rig which is used in conjunction with camera pose estimation methods. Instead, we…

Robotics · Computer Science 2023-11-22 Nicolas Andreff , Radu Horaud , Bernard Espiau

Measurement of stray light in a complex optical system can be a complex task. We developed a method to measure coherent stray light inside an assembled device, determining all stray light sources and their relative contribution. The method…

Optics · Physics 2026-01-30 Marco Nardello , Amaël Roubeau-Tissot , Michel Lintz

As established in previous papers of this series, observables in highly distorted and magnified multiple images caused by the strong gravitational lensing effect can be used to constrain the distorting properties of the gravitational lens…

Cosmology and Nongalactic Astrophysics · Physics 2022-09-21 Joyce Lin , Jenny Wagner , Richard E. Griffiths

Arbitrary manipulation of light across multiple physical dimensions is essential for harnessing its parallelism in fundamental research and advanced applications, such as optical interconnects, computing, imaging, sensing, and quantum…

The second-order differential equation describes harmonic oscillators, as well as currents in LCR circuits. This allows us to study oscillator systems by constructing electronic circuits. Likewise, one set of closed commutation relations…

High Energy Physics - Theory · Physics 2007-05-23 D. Han , Y. S. Kim , Marilyn E. Noz

The ideal imaging system would efficiently capture information about all fundamental properties light: intensity, direction, wavelength, and polarization. Most common imaging systems only map the spatial degrees of freedom of light onto a…

Optics · Physics 2023-01-26 Conner Ballew , Gregory Roberts , Andrei Faraon

The capacity of automatically modeling photographic composition is valuable for many real-world machine vision applications such as digital photography, image retrieval, image understanding, and image aesthetics assessment. The triangle…

Computer Vision and Pattern Recognition · Computer Science 2016-06-01 Zihan Zhou , Siqiong He , Jia Li , James Z. Wang

Based on the Huygens-Fresnel principle we design a planar lens to efficiently realize the interconversion of the point-like source and Gaussian beam in the air ambience. The lens is constructed by a planar plate drilled elaborately with a…

Optics · Physics 2015-06-22 Kun Tang , Chunyin Qiu , Jiuyang Lu , Manzhu Ke , Zhengyou Liu

We investigate certain configurations of Luneburg lenses that form light propagating and guiding networks. We study single Luneburg lens dynamics and apply the single lens ray tracing solution to various arrangements of multiple lenses. The…

Optics · Physics 2013-09-24 Marios Mattheakis , George Tsironis , Vassilios Kovanis

The time evolution of evanescent modes in Pendry's perfect lens proposal for ideally lossless and homogeneous, left-handed materials is analyzed. We show that time development of sub-wavelength resolution exhibits universal features,…

Condensed Matter · Physics 2009-11-07 G. Gómez-Santos

We report on the theory of a Luneburg lens for forward-volume magnetostatic spin waves, and verify its operation via micromagnetic modelling. The lens converts a plane wave to a point source (and vice versa) by a designed graded index,…

Applied Physics · Physics 2018-12-05 N. J. Whitehead , S. A. R. Horsley , T. G. Philbin , V. V. Kruglyak

We design an all-dielectric L\"uneburg lens as an adiabatic space-variant lattice explicitly accounting for finite film thickness. We describe an all-analytical approach to compensate for the finite height of subwavelength dielectric…

Optics · Physics 2015-06-03 Hanhong Gao , Baile Zhang , Steven G. Johnson , George Barbastathis

Time delays in gravitational lenses can be used to determine the Hubble constant and the lens potential. In future surveys, many gravitational lenses can be discovered, and their time delays and image positions can in principle be measured.…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-10 Hans Witt , Shude Mao

Long-range interactions often proceed as a sequence of hopping through intermediate, statistically-favored events. Here, we identify a widely-overlooked mechanism for the mechanical motion of particles that arises from the Lorentz force and…

Mesoscale and Nanoscale Physics · Physics 2018-05-09 Haojie Ji , Jacob Trevino , Raymond Tu , Ellen Knapp , James McQuade , Vitaliy Yurkiv , Farzad Mashayek , Luat T. Vuong

Lens design for focusing and imaging has been optimized through centuries of developments; however, conventional lenses, even in their most ideal realizations, still suffer from fundamental limitations, such as limits in resolution and the…

Current methods for fabricating lenses rely on mechanical processing of the lens or mold, such as grinding, machining, and polishing. The complexity of these fabrication processes and the required specialized equipment prohibit rapid…

Applied Physics · Physics 2021-07-01 Valeri Frumkin , Moran Bercovici

The bending of lightrays by the gravitational field of a ``lens'' that is moving relative to the observer is calculated within the approximation of weak fields, small angles and thin lenses. Up to first order in $v/c$ -- and assuming the…

Astrophysics · Physics 2009-11-07 Simonetta Frittelli

Eyeframe lens tracing is an important process in the optical industry that requires sub-millimeter precision to ensure proper lens fitting and optimal vision correction. Traditional frame tracers rely on mechanical tools that need precise…

Computer Vision and Pattern Recognition · Computer Science 2026-02-19 Manel Guzmán , Antonio Agudo