Spatial Light Modulator GS Algorithm

Jun 10, 2026

Single-pixel Fresnel incoherent correlation holography for 3D imaging

Abstract Fresnel incoherent correlation holography (FINCH) is an incoherent, non-scanning, and high-precision 3D imaging technique, but its area imaging characteristics limit the

Dec 10, 2025

compressive-sensing-Gerchberg-Saxton

The code consists in 5 functions implementing different algorithms for the calculation of holograms for three dimensional optogenetics stimulation with phase only spatial light modulators.

May 13, 2026

An adaptive optical technique for structured beam generation based

In this work, we systematically develop and demonstrate a modified GS algorithm that is useful for accurately estimating the aberrations in an optical setup for generating structured light

Jan 04, 2026

Comprehensive model and performance optimization of

Several spurious effects are known to degrade the performance of phase-only spatial light modulators. We introduce a comprehensive model that

Aug 10, 2025

hisaylama/Phase-Mask-for-Spatial-Light-Modulator

The phase mask is generated by running the GS_ALgo.m, which is a phase retrieval method based on the Gerchberg Saxton Algorithm. This computer-generated digital hologram is projected onto the

May 02, 2026

Correction of Distorted Wavefront Using Dual Liquid

In this study, a dual liquid crystal spatial light modulator adaptive optics system based on the GS algorithm is used to correct the wavefront

Nov 23, 2025

Benchmarking the Gerchberg-Saxton Algorithm

The primary focus of this paper is on benchmarking the Gerchberg-Saxton (GS) algorithm, perhaps the most common computer generated holography (CGH) algorithm for projection applications using

Sep 10, 2025

Holographic Optical Tweezers That Use an Improved

A holographic OT is built by using a spatial light modulator (SLM), and the desired phase that is calculated by the improved GS algorithm is loaded onto

Jul 04, 2026

Bio-inspired backpropagation-free training for optical neural networks

Our experimental validations—conducted across both programmable spatial light modulator systems and chip-scale integration—demonstrate high-fidelity execution with accuracies of 95% and

Apr 28, 2026

Holographic Display System to Suppress Speckle Noise Based on

However, this method may cause blurring or flickering of the reconstructed image due to inability of the spatial light modulator (SLM) to refresh fast enough. An iterative algorithm is also

Jan 16, 2026

Generation of the flat-top beam using convolutional

Here, we introduce a new method for generating flat-top beams that combines the traditional Gerchberg-Saxton algorithm with convolutional neural

Sep 24, 2025

Fast generation method of 8 K hologram based on

Based on this efficient calculation method, we load the 8 K hologram by seamlessly combining two 4 K spatial light modulators. Experimental results demonstrate that the proposed

Mar 24, 2026

Light Field Modulation Algorithms for Spatial Light

This paper first reviews the progress made in recent years in light field control algorithms for digital micromirror devices (DMDs) and liquid crystal spatial light modulators (LC-SLM).

Jul 02, 2026

Accurate holographic light potentials using pixel crosstalk modelling

Using a phase-modulating spatial light modulator (SLM), we generate arbitrary light potentials holographically with measured efficiencies between 15 and 40% and an accuracy of

Jul 12, 2026

Researching | Vortex Beam Generation Based on

Abstract In this work, a method based on the traditional Gerchberg-Saxton (GS) algorithm and convolutional neural network (CNN) is proposed to generate

Jun 19, 2026

Advanced Beam Shaping for Laser Materials Processing based on

Spatial light modulators (SLMs) based on liquid crystal on silicon (LCoS) are powerful tools for laser beam shaping as they can be used to dynamically create almost arbitrary intensity

Apr 22, 2026

Computational Holography — slmsuite v0.4.1 Manual

Now that we''ve discussed bare-bones GS algorithms, SLM setups, and Fourier principles, we can move onto more realistic targets. Here, for example, we''ll start looking at many spots in the target plane

May 19, 2026

OTSLM Toolbox for Structured Light Methods

Abstract We present a new Matlab toolbox for generating phase and amplitude pat-terns for digital micro-mirror device (DMD) and liquid crystal (LC) based spatial light modulators (SLMs). This

Nov 03, 2025

Speckle-reduced holographic beam shaping with modified

In this paper, we propose a modified GS algorithm to design the phase-only hologram for tailoring the incident Gaussian beam into square and circular flat-top beams. This method can

Oct 13, 2025

Isometric view of our Zemax model showing point source reading

To generate time-multiplexed phase and amplitude patterns for our spatial light modulators, we devise a pupil-aware gradient-descent-based computer-generated holography algorithm that is

May 03, 2026

Method and apparatus for creating a phase step in mirrors used in

Currently, arrays of Spatial Light Modulators (SLMs) can comprise various types of mirrors, including pistoning mirrors, tilting mirrors and tilting phase step mirrors. Pistoning mirrors have a pure phase

Feb 04, 2026

A closed-loop control SLM-based holographic optical tweezers system

The adaptive algorithm of holographic patterns based on liquid crystal spatial light modulator (LC-SLM) for producing multiple optical traps were firstly made, demonstrating that

Sep 01, 2025

Advanced laser beam shaping using spatial light modulators for material

in algorithms, it has become much easier to generate all kind holograms automatically. Spatial light modulator is a powerful device based on liquid- rystal technology for modulation of both phase and