Prof. Christopher Dainty Profile

Prof. Christopher Dainty

Professor at

SPIE Involvement:

Publications (83)

PROCEEDINGS ARTICLE | June 5, 2018

Two iris imaging over an extended depth of field with a mobile phone camera

Proc. SPIE. 10690, Optical Design and Engineering VII

KEYWORDS: Optical design, Cell phones, Cameras, Iris recognition, Zernike polynomials

Read Abstract

PROCEEDINGS ARTICLE | November 27, 2017

Extending the depth of field in a fixed focus lens using axial colour

Proc. SPIE. 10590, International Optical Design Conference 2017

KEYWORDS: Chromatic aberrations, Optical design, Computational imaging, Ray tracing, Focus stacking

Read Abstract

SPIE Journal Paper | July 14, 2014

Measurement of the retinal arteriolar response to a hyperoxic provocation in nonsmokers and smokers, using a high-resolution confocal scanning laser ophthalmoscope

O'Halloran, Margaret , O’Donoghue, Eamonn , Dainty, Chris

JBO Vol. 19 Issue 07

KEYWORDS: Oxygen, Hyperoxia, Retina, Copper indium gallium selenide, Blood circulation, Mercury, Image registration, Eye, Confocal microscopy, Scanning laser ophthalmoscopes

Read Abstract

PROCEEDINGS ARTICLE | September 11, 2012

Experimental observation of speckle transition

Proc. SPIE. 8413, Speckle 2012: V International Conference on Speckle Metrology

KEYWORDS: Fringe analysis, Speckle, Wavefront sensors, Wavefronts, CCD cameras, Spatial light modulators, Optical vortices, Phase measurement, Spiral phase plates, Light wave propagation

Read Abstract

PROCEEDINGS ARTICLE | November 3, 2011

A review of adaptive optics in vision science

Proc. SPIE. 8011, 22nd Congress of the International Commission for Optics: Light for the Development of the World

KEYWORDS: Mirrors, Eye, Visualization, Imaging systems, Wavefront sensors, Wavefronts, Wavefront aberrations, Adaptive optics, Deformable mirrors, Retinal scanning

Read Abstract

PROCEEDINGS ARTICLE | October 21, 2011

Polarimetry-based far-field method for high-resolution optical microscopy

Proc. SPIE. 8011, 22nd Congress of the International Commission for Optics: Light for the Development of the World

KEYWORDS: Diffraction, Mirrors, Finite-difference time-domain method, Polarization, Imaging systems, Optical microscopy, Chromium, Polarimetry, Objectives, Dielectric polarization

Read Abstract

PROCEEDINGS ARTICLE | September 21, 2011

Reflections on speckle: old and new results

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

KEYWORDS: Temporal coherence, Electronics, Holography, Stars, Speckle, Cameras, Physics, Adaptive optics, Speckle pattern, Optical simulations

Read Abstract

PROCEEDINGS ARTICLE | September 16, 2011

Evolution of vortex density in a non-diffracting speckle field with its continuous phase removed

Proc. SPIE. 8171, Physical Optics

KEYWORDS: Diffraction, Speckle, Fourier transforms, Wavefronts, Adaptive optics, Wave propagation, Optical vortices, Bessel beams, Scintillation, Spiral phase plates

Read Abstract

PROCEEDINGS ARTICLE | February 12, 2011

Retinal imaging system with adaptive optics enhanced with pupil tracking

Proc. SPIE. 7885, Ophthalmic Technologies XXI

KEYWORDS: Eye, Detection and tracking algorithms, Cameras, Sensors, Wavefronts, Adaptive optics, Deformable mirrors, Optoelectronics, Adaptive control, Eye models

Read Abstract

PROCEEDINGS ARTICLE | November 1, 2010

Adaptive optics for the CHARA array II

Proc. SPIE. 7734, Optical and Infrared Interferometry II

KEYWORDS: Telescopes, Astronomy, Interferometry, Wavefronts, Adaptive optics, Monte Carlo methods, Space telescopes, Atmospheric propagation, Atmospheric optics, Visibility

Read Abstract

PROCEEDINGS ARTICLE | September 8, 2010

All-spherical catadioptric system for 0.8m F/4.5 astronomical telescope: Can we compete with the Ritchey-Chrétien design?

Proc. SPIE. 7652, International Optical Design Conference 2010

KEYWORDS: Telescopes, Mirrors, Optical design, Lens design, Image quality, Aspheric lenses, Astronomical telescopes, Optical instrument design, Spherical lenses, Combined lens-mirror systems

Read Abstract

PROCEEDINGS ARTICLE | May 14, 2010

Measuring phase aberrations using a pyramid wave front sensor

Proc. SPIE. 7726, Optical Sensing and Detection

KEYWORDS: Monochromatic aberrations, Mirrors, Eye, Modulation, Sensors, Wavefront sensors, Wavefronts, Adaptive optics, Charge-coupled devices, In vivo imaging

Read Abstract

PROCEEDINGS ARTICLE | March 4, 2010

Partial spatial coherence in an excimer-laser lithographic imaging system

Proc. SPIE. 7640, Optical Microlithography XXIII

KEYWORDS: Lithography, Light sources, Imaging systems, Fourier transforms, Photomasks, Spatial coherence, Excimer lasers, Excimers, Systems modeling, Visibility

Read Abstract

PROCEEDINGS ARTICLE | October 1, 2009

Reliability of detecting optical vortex with a Shack-Hartmann wavefront sensor in a scintillated vortex beam

Proc. SPIE. 7476, Optics in Atmospheric Propagation and Adaptive Systems XII

KEYWORDS: Reliability, Wavefront sensors, Wave propagation, Telecommunications, Optical vortices, Turbulence, Atmospheric propagation, Beam propagation method, Spiral phase plates, Free space optical communications

Read Abstract

PROCEEDINGS ARTICLE | October 1, 2009

Experimental detection of phase singularities using a Shack-Hartmann wavefront sensor

Proc. SPIE. 7476, Optics in Atmospheric Propagation and Adaptive Systems XII

KEYWORDS: Cameras, Sensors, Wavefront sensors, Wavefronts, Receivers, Phase shift keying, Adaptive optics, Spatial light modulators, Reconstruction algorithms, Spiral phase plates

Read Abstract

PROCEEDINGS ARTICLE | July 14, 2009

Line-field spectral domain optical coherence tomography using a 2D camera

Proc. SPIE. 7372, Optical Coherence Tomography and Coherence Techniques IV

KEYWORDS: Signal to noise ratio, Mirrors, Teeth, Imaging systems, Cameras, Sensors, Calibration, Optical coherence tomography, CCD cameras, Charge-coupled devices

Read Abstract

PROCEEDINGS ARTICLE | June 17, 2009

Inverse optical design: building and testing an artificial eye

Proc. SPIE. 7390, Modeling Aspects in Optical Metrology II

KEYWORDS: Zemax, Monochromatic aberrations, Refractive index, Optical design, Eye, Cornea, Wavefronts, Wavefront aberrations, Performance modeling, Eye models

Read Abstract

PROCEEDINGS ARTICLE | June 17, 2009

Optical testing of lens systems with concentric design

Proc. SPIE. 7389, Optical Measurement Systems for Industrial Inspection VI

KEYWORDS: Beam splitters, Eye, Optical spheres, Reflection, Imaging systems, Wavefronts, Optical testing, Optical alignment, Spherical lenses, Optics manufacturing

Read Abstract

PROCEEDINGS ARTICLE | March 16, 2009

Partially coherent image computation using elementary functions

Proc. SPIE. 7274, Optical Microlithography XXII

KEYWORDS: Lithography, Coherence imaging, Coherence (optics), Imaging systems, Fourier transforms, Physics, Image quality, Excimer lasers, Excimers, Image storage

Read Abstract

PROCEEDINGS ARTICLE | February 20, 2009

Evaluation of the signal noise ratio enhancement of SS-OCT versus TD-OCT using a full field interferometer

Proc. SPIE. 7168, Optical Coherence Tomography and Coherence Domain Optical Methods in Biomedicine XIII

KEYWORDS: Signal to noise ratio, Light sources, Interferometers, Sensors, Calibration, Optical coherence tomography, Interference (communication), Objectives, Charge-coupled devices, CCD image sensors

Read Abstract

PROCEEDINGS ARTICLE | December 30, 2008

Multiple delay lines full-field optical coherence tomography

Proc. SPIE. 7139, 1st Canterbury Workshop on Optical Coherence Tomography and Adaptive Optics

KEYWORDS: Mirrors, Optical spheres, Optical coherence tomography, Metals, Glasses, Image processing, Image analysis, Charge-coupled devices, CCD image sensors, Natural surfaces

Read Abstract

PROCEEDINGS ARTICLE | October 9, 2008

Adaptive optics compensation over a 3 km near horizontal path

Proc. SPIE. 7108, Optics in Atmospheric Propagation and Adaptive Systems XI

KEYWORDS: Point spread functions, Telescopes, Mirrors, Wavefront sensors, Receivers, Adaptive optics, Turbulence, CMOS cameras, Scintillation, Atmospheric turbulence

Read Abstract

PROCEEDINGS ARTICLE | September 27, 2008

Numerical partially coherent imaging using elementary functions

Proc. SPIE. 7100, Optical Design and Engineering III

KEYWORDS: Modeling, Coherence imaging, Coherence (optics), Imaging systems, Ultraviolet radiation, Fourier transforms, Image acquisition, Excimer lasers, Convolution, Systems modeling

Read Abstract

PROCEEDINGS ARTICLE | September 27, 2008

Future giant telescopes: integration of MCAO into telescope design

Proc. SPIE. 7100, Optical Design and Engineering III

KEYWORDS: Actuators, Diffraction, Telescopes, Mirrors, Optical design, Adaptive optics, Deformable mirrors, Relays, Vignetting, Telescope design

Read Abstract

PROCEEDINGS ARTICLE | July 15, 2008

Alternative schemes for multi-reference wavefront sensing

Proc. SPIE. 7015, Adaptive Optics Systems

KEYWORDS: Telescopes, Stars, Sensors, Wavefront sensors, Wavefront aberrations, Adaptive optics, Monte Carlo methods, Collimators, Image quality, Scintillation

Read Abstract

PROCEEDINGS ARTICLE | April 18, 2008

Branch point detection and correction using the branch point potential method

Proc. SPIE. 6951, Atmospheric Propagation V

KEYWORDS: Wavefront sensors, Wavefronts, Receivers, Adaptive optics, Telecommunications, Turbulence, Free space optics, Reconstruction algorithms, Atmospheric turbulence, Atmospheric propagation

Read Abstract

PROCEEDINGS ARTICLE | February 8, 2008

Characterisation of MEMs mirrors for use in atmospheric and ocular wavefront correction

Proc. SPIE. 6888, MEMS Adaptive Optics II

KEYWORDS: Microelectromechanical systems, Actuators, Mirrors, Segmented mirrors, Magnetism, Wavefronts, Adaptive optics, Deformable mirrors, Atmospheric corrections, Atmospheric optics

Read Abstract

PROCEEDINGS ARTICLE | December 28, 2007

Present design and lens axicons and their history

Proc. SPIE. 6937, Photonics Applications in Astronomy, Communications, Industry, and High-Energy Physics Experiments 2007

KEYWORDS: Optical components, Microscopes, Monochromatic aberrations, Mirrors, Axicons, Manufacturing, Reflectivity, Lens design, Double patterning technology, Spherical lenses

Read Abstract

PROCEEDINGS ARTICLE | April 25, 2007

Progress in the en-face optical coherence tomography applied to eye imaging

Proc. SPIE. 6606, Advanced Laser Technologies 2006

KEYWORDS: Confocal microscopy, Eye, Imaging systems, Optical coherence tomography, Retina, Scanners, Luminescence, Image resolution, Adaptive optics, Scanning laser ophthalmoscopy

Read Abstract

PROCEEDINGS ARTICLE | February 14, 2007

Task-based assessment of deformable mirrors

Proc. SPIE. 6467, MEMS Adaptive Optics

KEYWORDS: Microelectromechanical systems, Actuators, Mirrors, Astronomy, Eye, Error analysis, Wavefronts, Adaptive optics, Deformable mirrors, Turbulence

Read Abstract

PROCEEDINGS ARTICLE | June 28, 2006

Task performance in astronomical adaptive optics

Proc. SPIE. 6272, Advances in Adaptive Optics II

KEYWORDS: Point spread functions, Astronomy, Stars, Imaging systems, Speckle, Adaptive optics, Exoplanets, Medical imaging, Signal detection, Stochastic processes

Read Abstract

PROCEEDINGS ARTICLE | June 23, 2006

Experimental verification of the virtual wavefront sensor concept

Proc. SPIE. 6267, Ground-based and Airborne Telescopes

KEYWORDS: Telescopes, Beam splitters, Stars, Wavefront sensors, Wavefronts, Adaptive optics, Tomography, Relays, Atmospheric turbulence, Atmospheric optics

Read Abstract

PROCEEDINGS ARTICLE | June 8, 2006

Improvement of in vivo en-face OCT retinal images using adaptive optics

Proc. SPIE. 6018, 5th International Workshop on Adaptive Optics for Industry and Medicine

Read Abstract

PROCEEDINGS ARTICLE | June 8, 2006

Wavefront correction of extended objects through image sharpness maximization

Proc. SPIE. 6018, 5th International Workshop on Adaptive Optics for Industry and Medicine

Read Abstract

PROCEEDINGS ARTICLE | January 23, 2006

Wavefront-sensorless aberration correction of extended objects using a MEMS deformable mirror

Proc. SPIE. 6113, MEMS/MOEMS Components and Their Applications III

KEYWORDS: Microelectromechanical systems, Aberration correction, Detection and tracking algorithms, Wavefront sensors, Wavefronts, Adaptive optics, Deformable mirrors, Spatial light modulators, Image quality, Stochastic processes

Read Abstract

PROCEEDINGS ARTICLE | January 23, 2006

Requirements for MEMS mirrors for adaptive optics in the eye

Proc. SPIE. 6113, MEMS/MOEMS Components and Their Applications III

KEYWORDS: Microelectromechanical systems, Actuators, Photovoltaics, Mirrors, Eye, Wavefronts, Adaptive optics, Deformable mirrors, Atmospheric turbulence, Eye models

Read Abstract

PROCEEDINGS ARTICLE | October 15, 2005

Telephoto axicon

Proc. SPIE. 5962, Optical Design and Engineering II

KEYWORDS: Optical components, Diffraction, Monochromatic aberrations, Axicons, Reflectivity, Ray tracing, Near field diffraction, Bessel beams, Geometrical optics, Spherical lenses

Read Abstract

PROCEEDINGS ARTICLE | October 15, 2005

Design of a versatile clinical aberrometer

Proc. SPIE. 5962, Optical Design and Engineering II

KEYWORDS: Monochromatic aberrations, Optical design, Beam splitters, Eye, Sensors, Retina, Wavefront sensors, Wavefronts, Adaptive optics, Charge-coupled devices

Read Abstract

PROCEEDINGS ARTICLE | October 14, 2005

A single star SCIDAR system for profiling atmospheric turbulence

Proc. SPIE. 5981, Optics in Atmospheric Propagation and Adaptive Systems VIII

KEYWORDS: Diffraction, Telescopes, Stars, Imaging systems, Cameras, Space telescopes, Turbulence, Scintillation, Atmospheric turbulence, Atmospheric scintillation

Read Abstract

PROCEEDINGS ARTICLE | October 14, 2005

Towards a high-speed adaptive optics system for strong atmospheric turbulence correction

Proc. SPIE. 5981, Optics in Atmospheric Propagation and Adaptive Systems VIII

KEYWORDS: Telescopes, Mirrors, Optical design, Cameras, Wavefront sensors, Adaptive optics, Deformable mirrors, Turbulence, Scintillation, Atmospheric propagation

Read Abstract

PROCEEDINGS ARTICLE | August 18, 2005

Single star SCIDAR for Cn2(h) profiling

Proc. SPIE. 5891, Atmospheric Optical Modeling, Measurement, and Simulation

KEYWORDS: Telescopes, Refractive index, Stars, Adaptive optics, Wave propagation, Turbulence, Scintillation, Atmospheric turbulence, Atmospheric propagation, Atmospheric optics

Read Abstract

PROCEEDINGS ARTICLE | June 8, 2005

Wavefront sensing and adaptive optics in strong turbulence

Proc. SPIE. 5827, Opto-Ireland 2005: Photonic Engineering

KEYWORDS: Wavefront sensors, Wavefronts, Adaptive optics, Wave propagation, Turbulence, Scintillation, Phase measurement, Atmospheric propagation, Atmospheric optics, Light wave propagation

Read Abstract

PROCEEDINGS ARTICLE | June 1, 2005

Wavefront correction through image sharpness maximisation

Proc. SPIE. 5823, Opto-Ireland 2005: Imaging and Vision

KEYWORDS: Mirrors, Image restoration, Wavefront sensors, Wavefronts, Wavefront aberrations, Adaptive optics, Deformable mirrors, CCD cameras, Image quality, Phase measurement

Read Abstract

PROCEEDINGS ARTICLE | June 1, 2005

Effects of adaptive optics on visual performance

Proc. SPIE. 5823, Opto-Ireland 2005: Imaging and Vision

KEYWORDS: Actuators, Mirrors, Eye, Visualization, Sensors, Electrodes, Wavefront sensors, Wavefronts, Adaptive optics, Deformable mirrors

Read Abstract

PROCEEDINGS ARTICLE | April 12, 2005

Wave-front correction of a femtosecond laser using a deformable mirror

Proc. SPIE. 5708, Laser Resonators and Beam Control VIII

KEYWORDS: Actuators, Telescopes, Mirrors, Femtosecond phenomena, Interferometers, Sensors, Deformable mirrors, Collimation, Pulsed laser operation, Micromachined deformable membrane mirrors

Read Abstract

PROCEEDINGS ARTICLE | February 7, 2003

Preliminary results of the 2001-2002 Gemini sodium monitoring campaign at Cerro Tololo, Chile

Proc. SPIE. 4839, Adaptive Optical System Technologies II

KEYWORDS: Observatories, Telescopes, Stars, Gemini Observatory, Calibration, Adaptive optics, Charge-coupled devices, Sodium, Laser guide stars, Atmospheric optics

Read Abstract

PROCEEDINGS ARTICLE | July 7, 2000

Laser beacon for monitoring the mesospheric sodium layer at La Palma

Proc. SPIE. 4007, Adaptive Optical Systems Technology

KEYWORDS: Telescopes, Continuous wave operation, Polarization, LIDAR, Argon ion lasers, Adaptive optics, Sodium, Lanthanum, Pulsed laser operation, Absorption

Read Abstract

PROCEEDINGS ARTICLE | July 7, 2000

Low-cost adaptive optics systems

Proc. SPIE. 4007, Adaptive Optical Systems Technology

KEYWORDS: Actuators, Mirrors, Sensors, Wavefront sensors, Wavefronts, Adaptive optics, Control systems, Deformable mirrors, Signal processing, Turbulence

Read Abstract

PROCEEDINGS ARTICLE | July 7, 2000

3D mapping of turbulence: a laboratory experiment

Proc. SPIE. 4007, Adaptive Optical Systems Technology

KEYWORDS: Telescopes, Mirrors, Spatial filters, Wavefront sensors, Wavefronts, Deformable mirrors, Turbulence, 3D metrology, Laser guide stars, Atmospheric propagation

Read Abstract

PROCEEDINGS ARTICLE | December 10, 1999

Measurements of scintillation over a 17.55-km horizontal path

Proc. SPIE. 3866, Optics in Atmospheric Propagation and Adaptive Systems III

KEYWORDS: Telescopes, Photon counting, Data modeling, Modulation, Sensors, Carbon dioxide lasers, Data acquisition, Turbulence, Scintillation, Signal detection

Read Abstract

PROCEEDINGS ARTICLE | July 19, 1999

Toward a solution of the focal anisoplanatism inverse problem using multiple laser guide stars

Proc. SPIE. 3749, 18th Congress of the International Commission for Optics

KEYWORDS: Diffraction, Telescopes, Stars, Wavefronts, Distortion, Inverse problems, Turbulence, Astronomical telescopes, Laser guide stars, Astronomical imaging

Read Abstract

PROCEEDINGS ARTICLE | July 19, 1999

Low-cost adaptive optics breadboard system

Proc. SPIE. 3749, 18th Congress of the International Commission for Optics

KEYWORDS: Mirrors, Astronomy, Digital signal processing, Cameras, Laser applications, Wavefront sensors, Adaptive optics, Deformable mirrors, Atmospheric turbulence, Laser systems engineering

Read Abstract

PROCEEDINGS ARTICLE | January 13, 1998

High-resolution whole field fluorescence lifetime imaging of fluorophore distribution and environment

Proc. SPIE. 3196, Optical and Imaging Techniques for Biomonitoring III

KEYWORDS: Proteins, Tissues, Imaging systems, Luminescence, Temporal resolution, Fluorescence lifetime imaging, Image intensifiers, Picosecond phenomena, Environmental sensing

Read Abstract

PROCEEDINGS ARTICLE | December 8, 1997

Teaching optics in the laboratory

Proc. SPIE. 3190, Fifth International Topical Meeting on Education and Training in Optics

KEYWORDS: Physics, Optics education

Read Abstract

DOWNLOAD PDF

PROCEEDINGS ARTICLE | November 1, 1997

Novel ultrafast tunable solid state lasers for real-world applications including medical imaging

Proc. SPIE. 3176, Tunable Solid State Lasers

Read Abstract

PROCEEDINGS ARTICLE | September 23, 1997

Results from turbulence profiling using SCIDAR at several observing sites

Proc. SPIE. 3125, Propagation and Imaging through the Atmosphere

KEYWORDS: Telescopes, Astronomy, Stars, Adaptive optics, Turbulence, Profiling, Scintillation, Atmospheric turbulence, Optical turbulence, Ranging

Read Abstract

SPIE Conference Volume | September 23, 1997

Propagation and Imaging through the Atmosphere

PROCEEDINGS ARTICLE | May 22, 1997

Time-gated holographic imaging using photorefractive multiple quantum well devices

Proc. SPIE. 2981, Coherence Domain Optical Methods in Biomedical Science and Clinical Applications

KEYWORDS: Holograms, Holography, Quantum wells, 3D image reconstruction, Imaging systems, Scattering, Scattering media, Light scattering, Image resolution, Absorption

Read Abstract

PROCEEDINGS ARTICLE | May 7, 1997

Two-dimensional fluorescence-lifetime imaging using a 5-kHz/110-ps gated image intensifier

Proc. SPIE. 2980, Advances in Fluorescence Sensing Technology III

KEYWORDS: Proteins, Tissues, Imaging systems, Luminescence, Temporal resolution, Fluorescence lifetime imaging, Image intensifiers, Picosecond phenomena, Tissue optics, Environmental sensing

Read Abstract

PROCEEDINGS ARTICLE | November 26, 1996

Depth-resolved holography using photorefractive media

Proc. SPIE. 2928, Biomedical Systems and Technologies

KEYWORDS: Holograms, Holography, 3D image reconstruction, Coherence (optics), Scattering, Spatial filters, Crystals, Light scattering, Laser scattering, Diffraction gratings

Read Abstract

SPIE Journal Paper | November 1, 1996

Book Review: Imaging Through Turbulence. by Michael C. Roggemann and Byron Welsh

Dainty, Christopher

OE Vol. 35 Issue 11

KEYWORDS: Laser spectroscopy, Turbulence, Adaptive optics, Spectroscopy, Astronomy, Speckle imaging, Imaging systems, Chemical species, Spectroscopes, Tunable lasers

SPIE Conference Volume | October 14, 1996

Image Propagation through the Atmosphere

PROCEEDINGS ARTICLE | October 14, 1996

Results from SCIDAR experiments

Proc. SPIE. 2828, Image Propagation through the Atmosphere

KEYWORDS: Telescopes, Stars, Wavefronts, Adaptive optics, Turbulence, Profiling, Scintillation, Lanthanum, Binary data, Ranging

Read Abstract

PROCEEDINGS ARTICLE | September 1, 1996

Estimation of optical turbulence profiles using SCIDAR

Proc. SPIE. 2778, 17th Congress of the International Commission for Optics: Optics for Science and New Technology

KEYWORDS: Signal to noise ratio, Telescopes, Refractive index, Stars, Turbulence, Scintillation, Optical turbulence, Refractor telescopes, Ranging, Correlation function

Read Abstract

PROCEEDINGS ARTICLE | February 5, 1996

Zernike expansions for non-Kolmogorov turbulence

Proc. SPIE. 2730, Second Iberoamerican Meeting on Optics

KEYWORDS: Spatial frequencies, Wavefronts, Adaptive optics, Image quality, Zernike polynomials, Turbulence, Modulation transfer functions, Atmospheric turbulence, Electrical engineering, Laser optics

Read Abstract

PROCEEDINGS ARTICLE | January 15, 1996

Time-gated holographic imaging using photorefractive media

Proc. SPIE. 2628, Optical and Imaging Techniques for Biomonitoring

KEYWORDS: Holograms, Holography, Imaging systems, Scattering, Crystals, Light scattering, Laser scattering, Image resolution, Laser crystals, Spatial resolution

Read Abstract

PROCEEDINGS ARTICLE | December 15, 1995

Multiaperature active imaging through turbulence

Proc. SPIE. 2580, Optics in Atmospheric Propagation and Adaptive Systems

KEYWORDS: Infrared sensors, Confocal microscopy, Point spread functions, Imaging systems, Sensors, Image quality, Image sensors, Turbulence, Spatial resolution, Active optics

Read Abstract

PROCEEDINGS ARTICLE | December 15, 1995

Measurements of the four-point coherence function using the coherence enhancement phenomenon

Proc. SPIE. 2580, Optics in Atmospheric Propagation and Adaptive Systems

KEYWORDS: Data modeling, Polarization, Backscatter, Crystals, Interferometry, Wavefronts, Polarizers, Wave plates, Turbulence, Spherical lenses

Read Abstract

PROCEEDINGS ARTICLE | August 25, 1995

Infrared wavefronts on Mauna Kea

Proc. SPIE. 2534, Adaptive Optical Systems and Applications

KEYWORDS: Infrared cameras, Telescopes, Prisms, Stars, Cameras, Sensors, Wavefront sensors, Wavefronts, Infrared radiation, Infrared telescopes

Read Abstract

SPIE Conference Volume | June 15, 1995

Atmospheric Propagation and Remote Sensing IV

PROCEEDINGS ARTICLE | June 15, 1995

Measurements of the fourth moment of the optical field using the coherence enhancement phenomenon

Proc. SPIE. 2471, Atmospheric Propagation and Remote Sensing IV

KEYWORDS: Coherence (optics), Polarization, Backscatter, Crystals, Interferometry, Turbulence, Spherical lenses, Wave propagation interference, Visibility, Light

Read Abstract

PROCEEDINGS ARTICLE | June 15, 1995

Double passage imaging of an arbitrary object through turbulence: experimental results

Proc. SPIE. 2471, Atmospheric Propagation and Remote Sensing IV

KEYWORDS: Confocal microscopy, Point spread functions, Imaging systems, Physics, Wavefronts, Atmospheric physics, Image quality, Turbulence, Spatial resolution, Spherical lenses

Read Abstract

PROCEEDINGS ARTICLE | May 30, 1995

Time-gated holographic imaging using photorefractive materials

Proc. SPIE. 2389, Optical Tomography, Photon Migration, and Spectroscopy of Tissue and Model Media: Theory, Human Studies, and Instrumentation

KEYWORDS: Holograms, Holography, Coherence (optics), Scattering, Crystals, Light scattering, Laser scattering, Image resolution, Laser crystals, 3D image processing

Read Abstract

PROCEEDINGS ARTICLE | December 21, 1994

Coherence enhancement of light after double passage through a turbulent medium

Proc. SPIE. 2312, Optics in Atmospheric Propagation and Random Phenomena

KEYWORDS: Coherence (optics), Polarization, Backscatter, Crystals, Interferometry, Polarizers, Turbulence, Spherical lenses, Visibility, Light

Read Abstract

PROCEEDINGS ARTICLE | June 9, 1994

GAIA: global astrometric interferometer for astrophysics

Proc. SPIE. 2200, Amplitude and Intensity Spatial Interferometry II

KEYWORDS: Telescopes, Stars, Modulation, Interferometers, Sensors, Satellites, Interferometry, Phase shift keying, Charge-coupled devices, Galactic astronomy

Read Abstract

PROCEEDINGS ARTICLE | May 31, 1994

Experiments on wavefront sensing at La Palma

Proc. SPIE. 2201, Adaptive Optics in Astronomy

KEYWORDS: Telescopes, Astronomy, Sensors, Wavefront sensors, Wavefronts, Adaptive optics, Space telescopes, Reconstruction algorithms, Wavefront reconstruction, Lanthanum

Read Abstract

PROCEEDINGS ARTICLE | September 15, 1993

Double passage imaging of partially coherent objects through turbulence: experimental results

Proc. SPIE. 1968, Atmospheric Propagation and Remote Sensing II

KEYWORDS: Reflectors, Coherence imaging, Mirrors, Coherence (optics), Backscatter, Spatial filters, Remote sensing, Image quality, Turbulence, Atmospheric propagation

Read Abstract

PROCEEDINGS ARTICLE | January 1, 1992

Comparison of optical and mechanical measurements of surface finish

Proc. SPIE. 1531, Advanced Optical Manufacturing and Testing II

KEYWORDS: Microscopes, Sensors, Photomultipliers, Silicon, Optical testing, Profilometers, Charge-coupled devices, Optics manufacturing, Surface finishing, Phase shifts

Read Abstract

PROCEEDINGS ARTICLE | July 1, 1991

Double-passage imaging through turbulence

Proc. SPIE. 1487, Propagation Engineering: Fourth in a Series

KEYWORDS: Diffraction, Fringe analysis, Atmospheric propagation engineering, Backscatter, Imaging systems, Spatial frequencies, Fourier transforms, Interferometry, Turbulence, Reconstruction algorithms

Read Abstract

PROCEEDINGS ARTICLE | November 1, 1990

Diffraction-limited observations of astronomical sources with a rotation shearing interferometer in the near infrared

Proc. SPIE. 1351, Digital Image Synthesis and Inverse Optics

KEYWORDS: Telescopes, Astronomy, Optical signal processing, Stars, Interferometers, Calibration, Digital imaging, Infrared radiation, Visibility, Shearing interferometers

Read Abstract