Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by

Same author

Ashwagandha: Is It Safe? Part 1: A Regulatory Review.

Phytotherapy research : PTR·2025

Same author

Study protocol: Apps and peer support for a healthy future and living well with diabetes (APHLID-M).

Contemporary clinical trials communications·2025

Same author

Impact of the 2023/24 autumn-winter COVID-19 seasonal booster campaign in preventing severe COVID-19 cases in Italy (October 2023-March 2024).

Vaccine·2024

Same author

Increased STAT3 Activation in Periodontitis Drives Inflammatory Bone Loss.

Journal of dental research·2023

Same author

Author Correction: Ensembles of data-efficient vision transformers as a new paradigm for automated classification in ecology.

Scientific reports·2023

Same author

Isoniazid preventive therapy completion in children under 5 years old who are contacts of tuberculosis cases in Lima, Peru: study protocol for an open-label, cluster-randomized superiority trial.

Trials·2023

Search research articles

Related Experiment Video

Updated: Jun 7, 2026

Bringing the Visible Universe into Focus with Robo-AO

Bringing the Visible Universe into Focus with Robo-AO

Published on: February 12, 2013

Performance comparison of wavefront reconstruction and control algorithms for Extremely Large Telescopes.

I Montilla¹, C Béchet, M Le Louarn

¹Instituto de Astrofísica de Canarias, Santa Cruz de Tenerife 38205, Spain. imontilla@iac.es

Journal of the Optical Society of America. A, Optics, Image Science, and Vision

|November 4, 2010

Summary

This summary is machine-generated.

Adaptive optics (AO) for Extremely Large Telescopes (ELTs) require faster algorithms. Three algorithms were tested, showing similar performance but with fast methods demonstrating robustness to system misregistrations.

More Related Videos

$Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter$

Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter

Published on: September 16, 2025

Multimodal Volumetric Retinal Imaging by Oblique Scanning Laser Ophthalmoscopy (oSLO) and Optical Coherence Tomography (OCT)

Multimodal Volumetric Retinal Imaging by Oblique Scanning Laser Ophthalmoscopy (oSLO) and Optical Coherence Tomography (OCT)

Published on: August 4, 2018

Related Experiment Videos

Last Updated: Jun 7, 2026

Bringing the Visible Universe into Focus with Robo-AO

Bringing the Visible Universe into Focus with Robo-AO

Published on: February 12, 2013

$Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter$

Comparison of Agreement and Accuracy using Binocular Wavefront Optometer with Autorefractor and Phoropter

Published on: September 16, 2025

Multimodal Volumetric Retinal Imaging by Oblique Scanning Laser Ophthalmoscopy (oSLO) and Optical Coherence Tomography (OCT)

Multimodal Volumetric Retinal Imaging by Oblique Scanning Laser Ophthalmoscopy (oSLO) and Optical Coherence Tomography (OCT)

Published on: August 4, 2018

Area of Science:

Astronomy and Astrophysics
Optical Engineering

Background:

Extremely Large Telescopes (ELTs) present significant adaptive optics (AO) challenges due to their large diameters and demanding scientific requirements.
The increased number of degrees of freedom in deformable mirrors necessitates faster real-time control algorithms for effective AO correction.

Purpose of the Study:

To evaluate and compare the performance of different AO reconstruction algorithms for a 42-m ELT.
To assess the speed and robustness of novel algorithms against a standard method.

Main Methods:

Simulated AO correction performance for a 42-m ELT using the OCTOPUS end-to-end simulator.
Comparison of Matrix-Vector Multiply (MVM), Fractal Iterative Method (FrIM), and Fourier Transform Reconstructor (FTR) algorithms.
Testing under a natural guide star single-conjugate AO configuration across various simulated conditions.

Main Results:

All three algorithms (MVM, FrIM, FTR) demonstrated comparable AO correction performance under diverse simulated conditions.
The fast algorithms, FrIM and FTR, exhibited notable robustness when faced with system misregistrations.

Conclusions:

Faster algorithms like FrIM and FTR are viable for ELT AO systems, offering comparable performance to MVM.
The robustness of FrIM and FTR to system misregistrations is a key advantage for future ELT adaptive optics control.