Spectral speckle customization

N Bender, H Haig, DN Christodoulides, FW Wise - Optica, 2023 - opg.optica.org
Speckle patterns are used in a broad range of applications including microscopy, imaging,
and light–matter interactions. Tailoring speckles' statistics can dramatically enhance their …

Tailoring 3D speckle statistics

SY Han, N Bender, H Cao - Physical Review Letters, 2023 - APS
We experimentally generate three-dimensional speckles with customized intensity statistics.
By appropriately modulating the phase front of a laser beam, the far-field speckles can …

Caustic networks with customized intensity statistics

P Menz, A Zannotti, C Denz, J Imbrock - Optics Express, 2023 - opg.optica.org
Controlling random light is a key enabling technology that pioneered statistical imaging
methods like speckle microscopy. Such low-intensity illumination is especially useful for bio …

Lagging propagation phase of spatially structured beams

Z Wan, Z Tang, J Wang - Optics Express, 2023 - opg.optica.org
The structured beams especially with spatially varying phase distribution have attracted
tremendous attention in both physics and engineering. Recently, studies have shown that …

Pseudospin transverse localization of light in an optical disordered spin-glass phase

S Izhak, A Karnieli, O Yesharim, S Tsesses… - arXiv preprint arXiv …, 2025 - arxiv.org
Localization phenomena during transport are typically driven by disordered scalar
potentials. Here, we predict a universal pseudospin localization phenomenon induced by a …

Exact solutions for non-Rayleigh nondiffracting speckles

JGMN Neto, EJS Fonseca, AJ Jesus-Silva - Physical Review A, 2022 - APS
We report on a speckle field that is non-Rayleigh, nondiffracting, and an exact solution to the
scalar Helmholtz equation. We have shown that these fields can be directly optimized to a …

Deep correlated speckles: suppressing correlation fluctuation and optical diffraction

X Nie, H Song, W Ren, Z Zhang, T Peng… - Photonics …, 2024 - opg.optica.org
The generation of speckle patterns via random matrices, statistical definitions, or apertures
may not always result in optimal outcomes. Issues such as correlation fluctuations in low …

High-speed generation of non-Rayleigh speckle

B Chen, J Yuan, X Li, X Peng, B Sun - Optics Express, 2024 - opg.optica.org
Speckle with non-Rayleigh amplitude distribution has significant research value in imaging
and measurement using structured illumination. However, existing speckle customizing …

High-visibility calculating ghost imaging with self-reconstruction capability and extendible depth-of-field

D Zhou, H Zhang, H Yu, G Zhang - Optics Express, 2024 - opg.optica.org
We customized light speckle fields with both super-bunching and non-diffracting properties,
accordingly named as the super-bunching, non-diffracting (SP-ND) speckle fields, by …

Vortex speckles with customized symmetry and spatial correlations

Z Ye, W Hou, J Zhao, HB Wang, J Xiong - Physical Review Applied, 2022 - APS
A family of optical speckles with propagation-invariant annular morphology are generated
via a phase-only mask and free-space evolution, termed vortex speckles, for which phase …