Dr. Vyas Akondi Profile

Dr. Vyas Akondi

Assistant Professor at IISER Berhampur

SPIE Involvement:

Author | Special Event Speaker

Area of Expertise:

adaptive optics , wavefront sensing

Websites:

Company Website

Publications (9)

Proceedings Article | 5 March 2021 Presentation

A two-layer Shack-Hartmann wavefront sensor model of the human and mouse retinas

Vyas Akondi, Alfredo Dubra

Proceedings Volume 11623, 116230D (2021) https://doi.org/10.1117/12.2583667

KEYWORDS: Wavefront sensors, Retina, Eye models, Monochromatic aberrations, Optical sensors, Gaussian optics, Backscatter

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Proceedings Article | 9 March 2020 Presentation

In vivo quantification of Bruch's membrane in humans with visible light OCT (Conference Presentation)

Tingwei Zhang, Aaron Kho, Vyas Akondi, Alfredo Dubra, Vivek Srinivasan

Proceedings Volume 11218, 112180H (2020) https://doi.org/10.1117/12.2546437

KEYWORDS: In vivo imaging, Visible radiation, Optical coherence tomography

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SPIE Journal Paper | 24 September 2014 Open Access

Closed-loop adaptive optics using a spatial light modulator for sensing and compensating of optical aberrations in ophthalmic applications

Vyas Akondi, Md. Atikur Rahman Jewel, Brian Vohnsen

JBO, Vol. 19, Issue 09, 096014, (September 2014) https://doi.org/10.1117/12.10.1117/1.JBO.19.9.096014

KEYWORDS: Adaptive optics, Spatial light modulators, Wavefronts, Eye, Wavefront sensors, Monochromatic aberrations, Microsoft Foundation Class Library, Optical aberrations, Error analysis, Spherical lenses

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Proceedings Article | 29 July 2010 Paper

Noise reduction in the centroiding of laser guide star spot pattern using thresholded Zernike reconstructor

Akondi Vyas, M. Roopashree, B. Raghavendra Prasad

Proceedings Volume 7736, 77364E (2010) https://doi.org/10.1117/12.856640

KEYWORDS: Sodium, Signal to noise ratio, Error analysis, Laser guide stars, Sensors, Zernike polynomials, Denoising, Adaptive optics, Scintillation, Wavefront reconstruction

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Proceedings Article | 29 July 2010 Paper

Multilayered temporally evolving phase screens based on statistical interpolation

M. Roopashree, Akondi Vyas, B. Raghavendra Prasad

Proceedings Volume 7736, 77363Z (2010) https://doi.org/10.1117/12.856814

KEYWORDS: Turbulence, Wavefronts, Error analysis, Atmospheric turbulence, Atmospheric optics, Monte Carlo methods, Computer simulations, Adaptive optics, Statistical modeling, Atmospheric modeling

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Proceedings Article | 29 July 2010 Paper

Optimizing the modal index of Zernike polynomials for regulated phase screen simulation

Akondi Vyas, M. Roopashree, B. Raghavendra Prasad

Proceedings Volume 7736, 773640 (2010) https://doi.org/10.1117/12.856816

KEYWORDS: Zernike polynomials, Adaptive optics, Wavefronts, Atmospheric optics, Monte Carlo methods, Atmospheric propagation, Spatial frequencies, Turbulence, Spatial coherence, Optical simulations

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Proceedings Article | 22 July 2010 Paper

Dither-based sensor for improved consistency of adaptive optics system

Akondi Vyas, M. B. Roopashree, B. Raghavendra Prasad

Proceedings Volume 7739, 773928 (2010) https://doi.org/10.1117/12.856636

KEYWORDS: Wavefront reconstruction, Sensors, Wavefronts, Monte Carlo methods, Adaptive optics, Turbulence, Telescopes, Wavefront sensors, Fourier transforms, Phase measurement

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Proceedings Article | 27 February 2010 Paper

Real-time wind speed measurement using wavefront sensor data

M. B. Roopashree, Vyas Akondi, Raghavendra Prasad Budihala

Proceedings Volume 7588, 75880A (2010) https://doi.org/10.1117/12.841333

KEYWORDS: Wind measurement, Wavefronts, Turbulence, Wavefront sensors, Sensors, Adaptive optics, Atmospheric turbulence, Atmospheric modeling, Velocity measurements, Multilayers

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Proceedings Article | 27 February 2010 Paper

Improved iteratively weighted centroiding for accurate spot detection in laser guide star based Shack Hartmann sensor

Vyas Akondi, M. B. Roopashree, Raghavendra Prasad Budihala

Proceedings Volume 7588, 758806 (2010) https://doi.org/10.1117/12.841331

KEYWORDS: Signal to noise ratio, Error analysis, Monte Carlo methods, Sodium, Laser guide stars, Sensors, Wavefront sensors, Atmospheric propagation, Reconstruction algorithms, Adaptive optics

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Showing 5 of 9 publications

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