Dr. Abbie T. Watnik Profile

Dr. Abbie T. Watnik

at US Naval Research Lab

SPIE Involvement:

Conference Program Committee | Author

Publications (16)

Proceedings Article | 12 April 2021 Presentation

Imaging through deconvolution with a spatially-variant point spread function

Kyle Novak, Abbie Watnik

Proc. SPIE. 11731, Computational Imaging VI

KEYWORDS: Point spread functions, Deconvolution, Wave plates, Imaging systems, Image deconvolution, Data processing, Cameras

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Proceedings Article | 10 November 2020

Imaging through extreme degraded visual environments using range-gated digital holography

Abbie Watnik

Proc. SPIE. 11525, SPIE Future Sensing Technologies

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Proceedings Article | 21 May 2020 Presentation + Paper

Optical communication in maritime environments using orbital angular momentum

K. Peter Judd, Patrick Mahan, Nicholas Makrakis, J. Lindle, Abbie Watnik, Wade Freeman, Bob Sagusti, Patrick Neary, Charles Payne, Carlos Font

Proc. SPIE. 11420, Ocean Sensing and Monitoring XII

KEYWORDS: Optical communications, Lithium

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Proceedings Article | 24 April 2020 Presentation + Paper

Multi-spectral SWIR Lidar for imaging and spectral discrimination through partial obscurations

Vasanthi Sivaprakasam, Michael Yetzbacher, Heath Gemar, Abbie Watnik

Proc. SPIE. 11392, Algorithms, Technologies, and Applications for Multispectral and Hyperspectral Imagery XXVI

KEYWORDS: LIDAR, Reflectivity, Short wave infrared radiation, Signal detection, Sensors, Target detection, Calibration, Imaging systems

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Proceedings Article | 21 April 2020 Presentation + Paper

Compact vortex wavefront coding camera

Kyle Novak, Abbie Watnik

Proc. SPIE. 11396, Computational Imaging V

KEYWORDS: Wave plates, Point spread functions, Cameras, Imaging systems, Image restoration, Deconvolution, Wavefronts, Image processing, Device simulation, Image compression

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Proceedings Article | 13 May 2019 Presentation

Imaging reconstruction with engineered point spread functions (Conference Presentation)

Grover Swartzlander, Jacob Wirth, Abbie Watnik, Kyle Novak

Proc. SPIE. 10990, Computational Imaging IV

KEYWORDS: Point spread functions, Phase shift keying, Systems engineering, Imaging systems, Distortion, Deconvolution, Image restoration, Axicons, Sensors, Integration

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SPIE Journal Paper | 21 December 2018

High-speed digital phase conjugator pointer-tracker for long path beam control

Paul S. Lebow, Robert Sagusti, James R. Lindle, Jason Edelberg, Abbie T. Watnik

OE Vol. 57 Issue 12

KEYWORDS: Spatial light modulators, Digital holography, Beam splitters, Phase conjugation, Sensors, Spatial frequencies, Holograms, Beam controllers, Wavefronts, Holography

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Proceedings Article | 18 September 2018 Presentation

Comparing woofer-tweeter control methods through deep turbulence: A simulation (Conference Presentation)

Abbie Tippie Watnik, Dennis Gardner, Mark Spencer

Proc. SPIE. 10770, Laser Communication and Propagation through the Atmosphere and Oceans VII

KEYWORDS: Turbulence, Adaptive optics, Control systems, Wavefronts, Wavefront distortions, Phase shifts, Deformable mirrors, Atmospheric propagation, Receivers, Digital holography

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Proceedings Article | 12 June 2018 Presentation + Paper

Computational imaging for reducing peak irradiance on focal planes

Jacob Wirth, Abbie Watnik, Grover Swartzlander

Proc. SPIE. 10669, Computational Imaging III

KEYWORDS: Point spread functions, Imaging systems, Modulation transfer functions, Spatial light modulators, Optical transfer functions, Computational imaging, Diffraction, Deconvolution, Optical filters, Signal to noise ratio

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SPIE Journal Paper | 27 February 2018

Large angle nonmechanical laser beam steering at 4.6 μm using a digital micromirror device

James Lindle, Abbie Watnik

OE Vol. 57 Issue 02

KEYWORDS: Digital Light Processing, Binary data, Mirrors, Beam steering, Spatial light modulators, Mid-IR, Reflectivity, Digital micromirror devices, Diffraction, Cameras

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Proceedings Article | 6 October 2017 Paper

Pulsed holographic system for imaging through spatially extended scattering media

A. Kanaev, K. P. Judd, P. Lebow, A. T. Watnik, K. Novak, J. Lindle

Proc. SPIE. 10433, Electro-Optical and Infrared Systems: Technology and Applications XIV

KEYWORDS: Imaging systems, Holography, Photons, Scattering media, Sensors, Scattering, Holograms, Infrared imaging, Light scattering, Medical research

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SPIE Journal Paper | 7 December 2016

Incoherent imaging in the presence of unwanted laser radiation: vortex and axicon wavefront coding

Abbie T. Watnik, Garreth J. Ruane, Grover Swartzlander

OE Vol. 55 Issue 12

KEYWORDS: Axicons, Point spread functions, Modulation transfer functions, Sensors, Wavefronts, Laser sources, Image restoration, Image sensors, Spatial frequencies, Imaging systems

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SPIE Journal Paper | 20 September 2016

Wavelength agile nonmechanical laser beam steering from Fresnel zone plates imprinted on a liquid crystal spatial light modulator

James Lindle, Abbie Watnik, Vincent Cassella

OE Vol. 55 Issue 09

KEYWORDS: Spatial light modulators, Composites, Liquid crystals, Zone plates, Reflectivity, Beam splitters, Calibration, Phase shift keying, Visible radiation, Beam steering

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Proceedings Article | 28 September 2013 Paper

Dynamic holography for extended object beam shaping

Abbie Watnik, Paul Lebow

Proc. SPIE. 8843, Laser Beam Shaping XIV

KEYWORDS: Holography, Holograms, Beam shaping, Digital holography, Charge-coupled devices, Sensors, Fourier transforms, 3D image reconstruction, Spatial light modulators, Binary data

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Proceedings Article | 21 September 2011 Paper

Gigapixel synthetic-aperture digital holography

James Fienup, Abbie Tippie

Proc. SPIE. 8122, Tribute to Joseph W. Goodman

KEYWORDS: Digital holography, 3D image reconstruction, Holography, Holograms, Image restoration, Sensors, Reconstruction algorithms, Synthetic apertures, Data corrections, Digital imaging

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Proceedings Article | 26 August 2008 Paper

Phase error correction for multiple planes using sharpness metrics

Abbie Tippie, James Fienup

Proc. SPIE. 7094, Unconventional Imaging IV

KEYWORDS: Turbulence, Digital holography, Atmospheric propagation, Fourier transforms, Digital imaging, Speckle, Reconstruction algorithms, Holograms, Image quality, Atmospheric optics

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Showing 5 of 16 publications

Conference Committee Involvement (4)

Computational Imaging VI

12 April 2021 | Online Only, Florida, United States

Computational Imaging V

27 April 2020 | Online Only, California, United States

Computational Imaging IV

14 April 2019 | Baltimore, Maryland, United States

Computational Imaging III

15 April 2018 | Orlando, Florida, United States

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