Mr. Douglas B. Leviton Profile

Douglas B. Leviton

Optics, Metrology & Engineering Consultant at Leviton Metrology Solutions Inc

SPIE Involvement:

Author

Area of Expertise:

optical metrology/interferometry , optical encoders , laboratory automation/instrumentation , cryogenic optics , optical filters , optical materials characterization

Publications (70)

Proceedings Article | 1 October 2024 Presentation + Paper

Thermal, spectral, and operational upgrades to CHARMS and temperature dependent refractive index measurements of Si and Ge from 35 to 310 K

Douglas Leviton, Manuel Quijada, Mateo Batkis

Proceedings Volume 13131, 131310F (2024) https://doi.org/10.1117/12.3028402

KEYWORDS: Silicon, Germanium, Refractive index, Temperature metrology, Prisms, Cryogenics, Thermal optics, Mid-IR, Long wavelength infrared

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Proceedings Article | 1 October 2024 Presentation + Paper

Differential high accuracy refraction measuring apparatus: DHARMA – a new source of cryogenic refractive index measurements

Douglas Leviton

Proceedings Volume 13131, 1313102 (2024) https://doi.org/10.1117/12.3028394

KEYWORDS: Prisms, Vacuum, Vacuum chambers, Refractive index, Cameras, Mirrors, Monochromators, Cryogenics, Optical testing, Design, Refractometry

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Proceedings Article | 30 September 2024 Presentation + Paper

Ultra-stable wide field of regard electronic autocollimator (UWFOREA) and its applications

Douglas Leviton

Proceedings Volume 13133, 131330B (2024) https://doi.org/10.1117/12.3028406

KEYWORDS: Autocollimators, Calibration, Mirrors, Vacuum chambers, Equipment, James Webb Space Telescope, Spindles, Telescopes, Prisms, Windows

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Proceedings Article | 29 August 2022 Poster + Paper

New measurements of MWIR cryogenic refractive indices for silicon and germanium from CHARMS

Douglas B. Leviton, Manuel A. Quijada, Kevin H. Miller

Proceedings Volume 12188, 121882K (2022) https://doi.org/10.1117/12.2631523

KEYWORDS: Silicon, Germanium, Refractive index, Temperature metrology, Cryogenics, Prisms, Mid-IR, Thermal optics, James Webb Space Telescope, Data modeling, Refractometry

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Proceedings Article | 29 August 2022 Paper

Cryogenic refractive indices for S-FPL55, S-LAL8, and S-BAH28 glasses for the HARMONI visible camera

Manuel A. Quijada, Douglas B. Leviton, John Capone, Matthias Tecza

Proceedings Volume 12188, 121882L (2022) https://doi.org/10.1117/12.2630451

KEYWORDS: Refractive index, Temperature metrology, Glasses, Cryogenics, Cameras, Prisms, Thermal optics, Data modeling, Optics manufacturing, Optical design

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Proceedings Article | 23 August 2017 Paper

Cryogenic refractive index of Heraeus homosil glass

Kevin Miller, Manuel Quijada, Douglas Leviton

Proceedings Volume 10375, 1037509 (2017) https://doi.org/10.1117/12.2274423

KEYWORDS: Cryogenics, Refractive index, Glasses, Thermal optics, Lens design, Temperature metrology, Refraction, Silica

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Proceedings Article | 16 September 2015 Paper

The CHARIS IFS for high contrast imaging at Subaru

Tyler Groff, N. Jeremy Kasdin, Mary Anne Limbach, Michael Galvin, Michael Carr, Gillian Knapp, Timothy Brandt, Craig Loomis, Norman Jarosik, Kyle Mede, Michael McElwain, Douglas Leviton, Kevin Miller, Manuel Quijada, Olivier Guyon, Nemanja Jovanovic, Naruhisa Takato, Masahiko Hayashi

Proceedings Volume 9605, 96051C (2015) https://doi.org/10.1117/12.2188465

KEYWORDS: Wavefronts, Iterated function systems, Prisms, Coronagraphy, Adaptive optics, Sensors, Spectrographs, K band, Telescopes, Collimators

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Proceedings Article | 3 September 2015 Paper

Temperature-dependent refractive index measurements of CaF2, Suprasil 3001, and S-FTM16 for the Euclid near-infrared spectrometer and photometer

Douglas Leviton, Kevin Miller, Manuel Quijada, Frank Grupp

Proceedings Volume 9578, 95780M (2015) https://doi.org/10.1117/12.2189024

KEYWORDS: Temperature metrology, Refractive index, Thermal optics, Cryogenics, Silica, Data modeling, Spectroscopy, Glasses, Photometry, Near infrared

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Proceedings Article | 3 September 2015 Paper

Cryogenic refractive indices of S-LAH55, S-LAH55V, S-LAH59, S-LAM3, S-NBM51, S-NPH2, S-PHM52, and S-TIH14 Glasses

Kevin Miller, Manuel Quijada, Douglas Leviton

Proceedings Volume 9578, 95780L (2015) https://doi.org/10.1117/12.2188194

KEYWORDS: Glasses, Temperature metrology, Thermal optics, Prisms, Refractive index, Cryogenics, Aluminum, Silicon, Planets, Data modeling

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Proceedings Article | 3 September 2015 Paper

Temperature-dependent refractive index measurements of L-BBH2 glass for the Subaru CHARIS integral field spectrograph

Douglas Leviton, Kevin Miller, Manuel Quijada, Tyler Groff

Proceedings Volume 9578, 95780J (2015) https://doi.org/10.1117/12.2189580

KEYWORDS: Prisms, Refractive index, Cryogenics, Spectrographs, Infrared telescopes, Glasses, Temperature metrology, Infrared radiation, Data modeling, Space telescopes

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Proceedings Article | 27 September 2013 Paper

Cryogenic refractive index and coefficient of thermal expansion of S-TIH1 glass

Manuel Quijada, Douglas Leviton, David Content

Proceedings Volume 8863, 886309 (2013) https://doi.org/10.1117/12.2025510

KEYWORDS: Refractive index, Glasses, Temperature metrology, Cryogenics, Thermal optics, Reflectivity, Refraction, Data modeling, Prisms, Transmittance

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Proceedings Article | 27 September 2013 Paper

Temperature-dependent refractive index measurements of S-FPL51, S-FTM16, and S-TIM28 to cryogenic temperatures

Douglas Leviton, Bradley Frey, Ross Henry

Proceedings Volume 8863, 886308 (2013) https://doi.org/10.1117/12.2024821

KEYWORDS: Temperature metrology, Refractive index, Prisms, Cryogenics, Thermal optics, Glasses, Lens design, Data modeling, Space telescopes, Infrared radiation

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Proceedings Article | 27 September 2013 Paper

Temperature-dependent refractive index of Cleartran ZnS to cryogenic temperatures

Douglas Leviton, Bradley Frey

Proceedings Volume 8863, 886307 (2013) https://doi.org/10.1117/12.2024817

KEYWORDS: Temperature metrology, Refractive index, Zinc, Cryogenics, Chemical vapor deposition, Thermal optics, Prisms, Data modeling, Manufacturing, Infrared radiation

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Proceedings Article | 27 September 2013 Paper

Cryogenic optical position encoders for mechanisms in the JWST optical telescope element simulator (OSIM)

Douglas Leviton, Thomas Anderjaska, James Badger, Tom Capon, Clinton Davis, Brent Dicks, William Eichhorn, Mario Garza, Corina Guishard, Shadan Haghani, Claef Hakun, Paul Haney, David Happs, Lars Hovmand, Madhu Kadari, Jeffrey Kirk, Richard Nyquist, F. David Robinson, Joseph Sullivan, Erin Wilson

Proceedings Volume 8863, 886306 (2013) https://doi.org/10.1117/12.2024807

KEYWORDS: Computer programming, Image sensors, Cryogenics, Image processing, Charge-coupled devices, James Webb Space Telescope, Cameras, Glasses, Electronics, Calibration

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Proceedings Article | 11 August 2010 Paper

Manufacturing and integration status of the JWST OSIM optical simulator

Joe Sullivan, Bill Eichhorn, Rob von Handorf, Derek Sabatke, Nick Barr, Rich Nyquist, Bob Pederson, Rick Bennnett, Paul Volmer, Dave Happs, Adrian Nagle, Rick Ortiz, Tony Kouri, Paul Hauser, Jon Seerveld, Dave Kubalak, Brad Greeley, Claef Hakun, Doug Leviton, Qian Gong, Pam Davila, Ray Ohl, Jeff Kirk, Clint Davis, Jenny Chu, Erin Wilson, Bill Chang, Steve Mann, Robert Rashford, Corbett Smith

Proceedings Volume 7731, 77313V (2010) https://doi.org/10.1117/12.856758

KEYWORDS: Mirrors, Optical fibers, Sensors, James Webb Space Telescope, ZBLAN, Optics manufacturing, Optical alignment, Calibration, Light emitting diodes, Integrated optics

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Proceedings Article | 3 August 2010 Paper

Survey of interferometric techniques used to test JWST optical components

H. Philip Stahl, Chris Alongi, Andrea Arneson, Rob Bernier, Bob Brown, Dave Chaney, Glen Cole, Jay Daniel, Lee Dettmann, Ron Eng, Ben Gallagher, Robert Garfield, James Hadaway, Patrick Johnson, Allen Lee, Doug Leviton, Adam Magruder, Michael Messerly, Ankit Patel, Pat Reardon, John Schwenker, Martin Seilonen, Koby Smith, W. Scott Smith

Proceedings Volume 7790, 779002 (2010) https://doi.org/10.1117/12.862234

KEYWORDS: Mirrors, Interferometers, Metrology, James Webb Space Telescope, Optical testing, Computer generated holography, Optical components, Cryogenics, Interferometry, Optical fabrication

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Proceedings Article | 26 August 2009 Paper

The New Worlds Observer: the astrophysics strategic mission concept study

Webster Cash, Stephen Kendrick, Charley Noecker, John Bally, Julia DeMarines, James Green, Phillip Oakley, Ann Shipley, Scott Benson, Steve Oleson, David Content, Dave Folta, Sharon Garrison, Keith Gendreau, Kate Hartman, Joseph Howard, Tupper Hyde, Darryl Lakins, Jesse Leitner, Douglas Leviton, Rich Luquette, Bill Oegerley, Karen Richon, Aki Roberge, Steve Tompkins, June Tveekrem, Bruce Woodgate, Margaret Turnbull, Dean Dailey, Kent Decker, Reza Dehmohseni, Brian Gaugh, Tiffany Glassman, Mickey Haney, Reem Hejal, Charles Lillie, Amy Lo, David O'Conner, Gina Oleas, Ronald Polidan, Rocco Samuele, Stephen Shields, James Shirvanian, David SooHoo, Giovanna Tinetti, Bryan Dorland, Rachel Dudik, Ralph Gaume, Brian Mason

Proceedings Volume 7436, 743606 (2009) https://doi.org/10.1117/12.827486

KEYWORDS: Planets, Telescopes, Space telescopes, Stars, Space operations, Exoplanets, Astrophysics, Edge roughness, Sensors, Planetary systems

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Proceedings Article | 12 July 2008 Paper

The Optical Telescope Element Simulator for the James Webb Space Telescope

Pamela Davila, Brent Bos, Edward Cheng, Bill Chang, William Eichhorn, Bradley Frey, Mario Garza, Qian Gong, Bradford Greeley, Jeff Guzek, Claef Hakun, Lars Hovmand, Jeff Kirk, David Kubalak, Douglas Leviton, Adrian Nagle, Rich Nyquist, Thai Pham, F. David Robinson, Derek Sabatke, Joseph Sullivan, Paul Volmer, Rob VonHandorf, Richard Youngworth

Proceedings Volume 7010, 70103F (2008) https://doi.org/10.1117/12.790402

KEYWORDS: Mirrors, Sensors, James Webb Space Telescope, Optical components, Optical alignment, Charge-coupled devices, Interfaces, Space telescopes, Device simulation, Electronics

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Proceedings Article | 20 September 2007 Paper

White-light demonstration of one hundred parts per billion irradiance suppression in air by new starshade occulters

Douglas Leviton, Webster Cash, Brian Gleason, Michael Kaiser, Sarah Levine, Amy Lo, Eric Schindhelm, Ann Shipley

Proceedings Volume 6687, 66871B (2007) https://doi.org/10.1117/12.742927

KEYWORDS: Photometry, Sun, Light, Silicon, Telescopes, Sensors, Space telescopes, Mirrors, Raster graphics, Stars

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Proceedings Article | 20 September 2007 Paper

The wide-field imaging interferometry testbed: enabling techniques for high angular resolution astronomy

S. Rinehart, T. Armstrong, Bradley Frey, J. Jung, J. Kirk, David Leisawitz, Douglas Leviton, R. Lyon, Stephen Maher, Anthony Martino, T. Pauls

Proceedings Volume 6687, 66870F (2007) https://doi.org/10.1117/12.734437

KEYWORDS: Interferometry, Interferometers, Data acquisition, Visibility, Algorithm development, Image restoration, Spatial resolution, Mirrors, Data modeling, Reconstruction algorithms

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Proceedings Article | 20 September 2007 Paper

Using multifield measurements to eliminate alignment degeneracies in the JWST testbed telescope

Erin Sabatke, Scott Acton, John Schwenker, Tim Towell, Larkin Carey, Duncan Shields, Adam Contos, Doug Leviton

Proceedings Volume 6687, 668707 (2007) https://doi.org/10.1117/12.736309

KEYWORDS: Mirrors, James Webb Space Telescope, Wavefronts, Space telescopes, Telescopes, Image segmentation, Monochromatic aberrations, Phase retrieval, Matrix multiplication, Wavefront sensors

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Proceedings Article | 19 September 2007 Paper

Laboratory studies of petal-shaped occulters

E. Schindhelm, A. Shipley, P. Oakley, D. Leviton, W. Cash, G. Card

Proceedings Volume 6693, 669305 (2007) https://doi.org/10.1117/12.734480

KEYWORDS: Sensors, Diffraction, Charge-coupled devices, Iris recognition, Telescopes, Apodization, Photometry, Space telescopes, Silicon, Exoplanets

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Proceedings Article | 17 September 2007 Paper

Cryogenic temperature-dependent refractive index measurements of N-BK7, BaLKN3, SF15, and E-SF03

Bradley Frey, Douglas Leviton, Timothy Madison, Qian Gong, Matthias Tecza

Proceedings Volume 6692, 669205 (2007) https://doi.org/10.1117/12.735598

KEYWORDS: Refractive index, Cryogenics, Temperature metrology, Prisms, Optical cryogenics, Fourier transforms, Lens design, Refraction, Thermal optics

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Proceedings Article | 12 September 2007 Paper

Temperature-dependent refractive index of CaF2 and Infrasil 301

Douglas Leviton, Bradley Frey, Timothy Madison

Proceedings Volume 6692, 669204 (2007) https://doi.org/10.1117/12.735594

KEYWORDS: Temperature metrology, Refractive index, Data modeling, Cryogenics, Thermal optics, Silica, Calcium, Manufacturing, Refraction, Space operations

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Proceedings Article | 6 July 2006 Paper

Temperature-dependent absolute refractive index measurements of synthetic fused silica

Douglas Leviton, Bradley Frey

Proceedings Volume 6273, 62732K (2006) https://doi.org/10.1117/12.672853

KEYWORDS: Temperature metrology, Refractive index, Silica, Prisms, Thermal optics, Cryogenics, Photometry, James Webb Space Telescope, Interferometry, Space telescopes

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Proceedings Article | 6 July 2006 Paper

Temperature-dependent refractive index of silicon and germanium

Bradley Frey, Douglas Leviton, Timothy Madison

Proceedings Volume 6273, 62732J (2006) https://doi.org/10.1117/12.672850

KEYWORDS: Refractive index, Temperature metrology, Silicon, Germanium, Prisms, Thermal optics, Data modeling, Cryogenics, Optical components, Infrared radiation

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Proceedings Article | 29 June 2006 Paper

Calibration of the ZnSe pre-disperser on ESO's cryogenic IR echelle spectrograph (CRIRES): comparison of the first results from CRIRES and the laboratory data from CHARMS

Florian Kerber, Bradley Frey, Douglas Leviton, Paul Bristow, Hans-Ulrich Käufl, Jean Francois Pirard, Michael Rosa

Proceedings Volume 6269, 626942 (2006) https://doi.org/10.1117/12.670393

KEYWORDS: Data modeling, Prisms, Refractive index, Spectrographs, Calibration, Cryogenics, Temperature metrology, Space telescopes, Instrument modeling, Infrared spectroscopy

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Proceedings Article | 28 June 2006 Paper

Optical modeling of the wide-field imaging interferometry testbed

Anita Thompson, Anthony Martino, Stephen Rinehart, David Leisawitz, Douglas Leviton, Bradley Frey

Proceedings Volume 6268, 62682R (2006) https://doi.org/10.1117/12.672281

KEYWORDS: Mirrors, Interferometers, Interferometry, Visibility, Data modeling, Gaussian beams, Beam splitters, Integration, Point spread functions, Geometrical optics

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Proceedings Article | 28 June 2006 Paper

The wide-field imaging interferometry testbed: recent results

S. Rinehart, T. Armstrong, Bradley Frey, J. Jung, J. Kirk, David Leisawitz, Douglas Leviton, R. Lyon, Anthony Martino, Lee Mundy, T. Pauls, A. Thompson

Proceedings Volume 6268, 626836 (2006) https://doi.org/10.1117/12.672110

KEYWORDS: Interferometry, Visibility, Algorithm development, Data acquisition, Reconstruction algorithms, Interferometers, Cameras, Fourier transforms, Space telescopes, Infrared telescopes

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Proceedings Article | 25 August 2005 Paper

Lithium fluoride material properties as applied on the NIRCam instrument

E. Kvamme, James Earthman, Douglas Leviton, Bradley Frey

Proceedings Volume 5904, 59040N (2005) https://doi.org/10.1117/12.614180

KEYWORDS: Laser induced fluorescence, Crystals, Lithium, James Webb Space Telescope, Anisotropy, Cryogenics, Refraction, Surface finishing, Polishing, Optics manufacturing

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Proceedings Article | 18 August 2005 Paper

Automation, operation, and data analysis in the cryogenic, high accuracy, refraction measuring system (CHARMS)

Bradley Frey, Douglas Leviton

Proceedings Volume 5904, 59040P (2005) https://doi.org/10.1117/12.619302

KEYWORDS: Sensors, Prisms, Computer programming, Temperature metrology, Refractive index, Monochromators, Data acquisition, Cryogenics, Image sensors, Mirrors

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Proceedings Article | 18 August 2005 Paper

High accuracy, absolute, cryogenic, refractive index measurements of infrared lens materials for JWST NIRCam using CHARMS

Douglas Leviton, Bradley Frey, Todd Kvamme

Proceedings Volume 5904, 59040O (2005) https://doi.org/10.1117/12.619306

KEYWORDS: Refractive index, Temperature metrology, Laser induced fluorescence, Thermal optics, Cryogenics, James Webb Space Telescope, Prisms, Infrared materials, Infrared radiation, Cameras

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Proceedings Article | 20 October 2004 Paper

The wide-field imaging interferometry testbed: I. progress, results, and future plans

Stephen Rinehart, J. Armstrong, Bradley Frey, Jeff Kirk, David Leisawitz, Douglas Leviton, Luke Lobsinger, Rick Lyon, Anthony Martino, Thomas Pauls, Lee Mundy, E. Sears

Proceedings Volume 5491, (2004) https://doi.org/10.1117/12.551693

KEYWORDS: Interferometry, Interferometers, Data modeling, Image restoration, Mirrors, Reconstruction algorithms, Data acquisition, Space telescopes, Light sources, Fourier transforms

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Proceedings Article | 20 October 2004 Paper

The wide-field imaging interferometry testbed: II. Characterization and calibration

Stephen Rinehart, J. Armstrong, Bradley Frey, Jeff Kirk, David Leisawitz, Douglas Leviton, Luke Lobsinger, Richard Lyon, Anthony Martino, Thomas Pauls, Lee Mundy, E. Sears

Proceedings Volume 5491, (2004) https://doi.org/10.1117/12.552076

KEYWORDS: Visibility, Turbulence, Cameras, Interferometers, Interferometry, Light sources, Adaptive optics, Wavefronts, Light, Calibration

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Proceedings Article | 30 September 2004 Paper

Theoferometer for high-accuracy optical alignment and metrology

Ronald Toland, Doug Leviton, Seth Koterba

Proceedings Volume 5528, (2004) https://doi.org/10.1117/12.559969

KEYWORDS: Computer programming, Metrology, Interferometers, Mirrors, Optical alignment, Space operations, Space telescopes, Telescopes, Prototyping, Mercury

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Proceedings Article | 24 September 2004 Paper

Cryogenic High-Accuracy Refraction Measuring System (CHARMS): a new facility for cryogenic infrared through far-ultraviolet refractive index measurements

Douglas Leviton, Bradley Frey

Proceedings Volume 5494, (2004) https://doi.org/10.1117/12.563795

KEYWORDS: Cryogenics, Infrared radiation, Refractive index, Infrared imaging, Refraction, James Webb Space Telescope, Optical fabrication, Metrology, Space telescopes, Telescopes

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Proceedings Article | 20 November 2003 Paper

Ultrahigh resolution absolute Cartesian electronic autocollimator

Douglas Leviton

Proceedings Volume 5190, (2003) https://doi.org/10.1117/12.518377

KEYWORDS: Autocollimators, Image processing, Mirrors, Computer programming, Reticles, Analog electronics, Image sensors, Calibration, Space telescopes, Beam splitters

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Proceedings Article | 20 November 2003 Paper

Ultrahigh-resolution Cartesian absolute optical encoder

Douglas Leviton, Jeff Kirk, Luke Lobsinger

Proceedings Volume 5190, (2003) https://doi.org/10.1117/12.518376

KEYWORDS: Computer programming, Image sensors, Image processing, Motion measurement, Stars, Image compression, Raster graphics, Calibration, Optical encoders, Control systems

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Proceedings Article | 15 October 2003 Paper

Thermal design considerations for the cryogenic high-accuracy refraction measuring system (CHARMS)

Douglas Leviton, Bradley Frey

Proceedings Volume 5172, (2003) https://doi.org/10.1117/12.518683

KEYWORDS: Prisms, Temperature metrology, Cryogenics, Computer programming, Optical isolators, Copper, Sensors, Polishing, Thermography, Refractive index

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Proceedings Article | 15 October 2003 Paper

Cryogenic high-accuracy absolute prism refractometer for infrared through far-ultraviolet optical materials: implementation and initial results

Bradley Frey, Ross Henry, Douglas Leviton, Manuel Quijada

Proceedings Volume 5172, (2003) https://doi.org/10.1117/12.506097

KEYWORDS: Cryogenics, Infrared radiation, Refraction, Prisms, Optical cryogenics, Refractive index, Infrared materials, Infrared imaging, Optical components, Optical design

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Proceedings Article | 11 March 2003 Paper

Sub-arcsecond differential deflectometry to measure thermally induced distortions of the Swift optical bench

Douglas Leviton, Brad Frey, Larry Madison, James Parker, Oren Sheinman

Proceedings Volume 4851, (2003) https://doi.org/10.1117/12.474308

KEYWORDS: Mirrors, Optical benches, Collimators, Charge-coupled devices, Collimation, X-ray telescopes, Optical testing, Space telescopes, CCD cameras, Deflectometry

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Proceedings Article | 5 March 2003 Paper

Ultrahigh-resolution absolute position sensors for cryostatic applications

Douglas Leviton, Brad Frey

Proceedings Volume 4850, (2003) https://doi.org/10.1117/12.461799

KEYWORDS: Computer programming, Image processing, Charge-coupled devices, Fiber optics, Digital signal processing, Cryogenics, Signal processing, Image compression, Mirrors, Image resolution

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Proceedings Article | 26 February 2003 Paper

Wide-field imaging interferometry testbed 3: metrology subsystem

Douglas Leviton, Brad Frey, David Leisawitz, Anthony Martino, William Maynard, Lee Mundy, Stephen Rinehart, Stacy Teng, Xiaolei Zhang

Proceedings Volume 4852, (2003) https://doi.org/10.1117/12.460948

KEYWORDS: Computer programming, Mirrors, Receivers, Sensors, Collimators, Beam splitters, Spindles, Servomechanisms, Reticles, Metrology

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Proceedings Article | 26 February 2003 Paper

Wide-field imaging interferometry testbed I: purpose, testbed design, data, and synthesis algorithms

David Leisawitz, Brad Frey, Douglas Leviton, Anthony Martino, William Maynard, Lee Mundy, Stephen Rinehart, Stacy Teng, Xiaolei Zhang

Proceedings Volume 4852, (2003) https://doi.org/10.1117/12.460704

KEYWORDS: Interferometers, Mirrors, Interferometry, Space telescopes, Michelson interferometers, Telescopes, Cameras, Detector arrays, Sensors, Infrared telescopes

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Proceedings Article | 26 February 2003 Paper

Wide-field imaging interferometry testbed II: implementation, performance, and plans

Stephen Rinehart, Brad Frey, David Leisawitz, Douglas Leviton, Anthony Martino, William Maynard, Lee Mundy, Stacy Teng, Xiaolei Zhang

Proceedings Volume 4852, (2003) https://doi.org/10.1117/12.460705

KEYWORDS: Interferometry, Computing systems, Interferometers, Metrology, Cameras, Sensors, Data acquisition, Servomechanisms, Turbulence, Electronics

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Proceedings Article | 30 January 2003 Paper

Design of a cryogenic high-accuracy absolute prism refractometer for infrared through far-ultraviolet optical materials

Douglas Leviton, Bradley Frey

Proceedings Volume 4842, (2003) https://doi.org/10.1117/12.459479

KEYWORDS: Prisms, Computer programming, Cryogenics, Mirrors, Refractive index, Cameras, Temperature metrology, Sensors, Infrared radiation, Monochromators

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Proceedings Article | 18 December 2000 Paper

Microlens array coated as a high-efficiency reflective diffuser for the vacuum ultraviolet

Douglas Leviton, Linda Miner, Stephen Rice, Sharon Struss, Todd Norton, Brian McNeil

Proceedings Volume 4139, (2000) https://doi.org/10.1117/12.410515

KEYWORDS: Diffusers, Micromirrors, Microlens array, Sensors, Microlens, Reflectivity, Solids, Collimation, Light, Reflection

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Proceedings Article | 18 December 2000 Paper

High-throughput vacuum ultraviolet stimulus for flat fielding and spectral calibration of the HST advanced camera for surveys

Douglas Leviton, William Eichhorn, Timothy Madison, Linda Miner, Pamela Sullivan, Joel Edelman, Mario Garza, David Kubalak, Mark Neuman, Dennis Skelton, Louis Worrel, Todd Norton, George Hartig

Proceedings Volume 4139, (2000) https://doi.org/10.1117/12.410514

KEYWORDS: Lamps, Calibration, Sensors, Diffusers, Micromirrors, Optical filters, Attenuators, Microlens array, Vacuum ultraviolet, Cameras

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Proceedings Article | 15 November 2000 Paper

Design and plans for a wide-field imaging interferometry testbed

Lee Feinberg, David Leisawitz, Douglas Leviton, Xiaolei Zhang, Richard Lyon

Proceedings Volume 4132, (2000) https://doi.org/10.1117/12.406606

KEYWORDS: Interferometers, Interferometry, Mirrors, Algorithm development, Spatial resolution, Imaging systems, Sensors, Galactic astronomy, Stars, Space telescopes

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Proceedings Article | 2 November 2000 Paper

Image processing for new optical pattern recognition encoders

Douglas Leviton

Proceedings Volume 4113, (2000) https://doi.org/10.1117/12.405860

KEYWORDS: Computer programming, Charge-coupled devices, Image processing, Image compression, Detection and tracking algorithms, Light emitting diodes, Optical pattern recognition, Pattern recognition, CCD cameras, Optical encoders

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Proceedings Article | 31 October 2000 Paper

Recent advances and applications of NASA's new ultrahigh-sensitivity absolute optical pattern recognition encoders

Douglas Leviton, Mario Garza

Proceedings Volume 4091, (2000) https://doi.org/10.1117/12.405797

KEYWORDS: Computer programming, Cameras, Charge-coupled devices, Mirrors, Interferometers, Image processing, Optical pattern recognition, Light emitting diodes, CCD cameras, Spindles

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Proceedings Article | 17 December 1998 Paper

White-light stray light test of the SOHO UVCS

Douglas Leviton, Larry Gardner, Silvano Fineschi, Murzy Jhabvala, John Kohl, Marco Romoli, Giancarlo Noci

Proceedings Volume 3443, (1998) https://doi.org/10.1117/12.333613

KEYWORDS: Stray light, Mirrors, Sensors, Collimators, Sun, Spectroscopy, Telescopes, Lamps, Light, Light sources

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Proceedings Article | 17 December 1998 Paper

Far-ultraviolet and visible light scatter measurements for CVD SiC mirrors for SOHO

Douglas Leviton, Timo Saha, Larry Gardner

Proceedings Volume 3443, (1998) https://doi.org/10.1117/12.333616

KEYWORDS: Mirrors, Scatter measurement, Silicon carbide, Telescopes, Visible radiation, Chemical vapor deposition, Sensors, Light scattering, Space telescopes, Scattering

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Proceedings Article | 13 October 1998 Paper

New ultrahigh-sensitivity absolute, linear, and rotary encoders

Douglas Leviton

Proceedings Volume 3440, (1998) https://doi.org/10.1117/12.326695

KEYWORDS: Computer programming, Mirrors, Charge-coupled devices, Interferometers, Optical encoders, Prototyping, Diffraction gratings, Sensors, Pattern recognition, Digital signal processing

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Proceedings Article | 8 October 1998 Paper

Simple refractometers for index measurements by minimum-deviation method from far ultraviolet to near infrared

Douglas Leviton, Timothy Madison, Peter Petrone

Proceedings Volume 3425, (1998) https://doi.org/10.1117/12.326672

KEYWORDS: Prisms, Cameras, Optical filters, Monochromators, Mirrors, Refraction, Sensors, Silica, Temperature metrology, Glasses

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Proceedings Article | 8 October 1998 Paper

Far-ultraviolet refractive index of optical materials for solar blind channel (SBC) filters for the HST advanced camera for surveys (ACS)

Douglas Leviton, Timothy Madison, Peter Petrone

Proceedings Volume 3425, (1998) https://doi.org/10.1117/12.326675

KEYWORDS: Prisms, Refraction, Cameras, Silica, Sapphire, Refractive index, Far ultraviolet, Optical filters, Barium, Monochromators

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Proceedings Article | 8 October 1998 Paper

Variations in refractive index of color filter glasses

Douglas Leviton, Peter Petrone

Proceedings Volume 3425, (1998) https://doi.org/10.1117/12.326673

KEYWORDS: Glasses, Optical filters, Prisms, Refraction, Refractive index, Linear filtering, Cameras, Tolerancing, Bandpass filters, Manufacturing

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Proceedings Article | 28 August 1998 Paper

Broadband interferometer for measuring transmitted wavefronts of optical band pass filters for Hubble Space Telescope (HST) Advanced Camera for Surveys (ACS)

Rene Boucarut, Douglas Leviton

Proceedings Volume 3356, (1998) https://doi.org/10.1117/12.324539

KEYWORDS: Wavefronts, Interferometers, Mirrors, Optical filters, Beam splitters, Cameras, Monochromators, Bandpass filters, Collimation, CCD cameras

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Proceedings Article | 28 August 1998 Paper

Advanced camera for the Hubble Space Telescope

Holland Ford, Frank Bartko, Pierre Bely, Tom Broadhurst, Christopher Burrows, Edward Cheng, Mark Clampin, James Crocker, Paul Feldman, David Golimowski, George Hartig, Garth Illingworth, Randy Kimble, Michael Lesser, George Miley, Susan Neff, Marc Postman, William Sparks, Zlatan Tsvetanov, Richard White, Pamela Sullivan, Carolyn Krebs, Douglas Leviton, Tom La Jeunesse, William Burmester, Sherri Fike, Rich Johnson, Robert Slusher, Paul Volmer, Robert Woodruff

Proceedings Volume 3356, (1998) https://doi.org/10.1117/12.324464

KEYWORDS: Cameras, Charge-coupled devices, Mirrors, Galactic astronomy, Coronagraphy, Quantum efficiency, Optical filters, Reflectivity, Coating, Amplifiers

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Proceedings Article | 28 August 1998 Paper

Design and specification of optical bandpass filters for Hubble Space Telescope (HST) Advanced Camera for Surveys (ACS)

Douglas Leviton, Zlatan Tsvetanov, Robert Woodruff, Thomas Mooney

Proceedings Volume 3356, (1998) https://doi.org/10.1117/12.324531

KEYWORDS: Optical filters, Transmittance, Bandpass filters, Sensors, Image filtering, Magnesium fluoride, Glasses, Wavefronts, Charge-coupled devices, Silica

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Proceedings Article | 28 August 1998 Paper

Optical metrology for the filter set for the Hubble Space Telescope (HST) Advanced Camera for Surveys (ACS)

Douglas Leviton, Rene Boucarut, Frank Bush, David Content, Ritva Keski-Kuha, Catherine Kral, Carolyn Krebs, Timothy Madison, Kimberly Mehalick, Linda Miner, Todd Norton, Peter Petrone, Bernard Puc, Clive Standley, Zlatan Tsvetanov, Frank Varosi

Proceedings Volume 3356, (1998) https://doi.org/10.1117/12.324536

KEYWORDS: Optical filters, Transmittance, Image filtering, Prisms, Cameras, Mirrors, CCD cameras, Wavefronts, Silica, Refraction

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SPIE Journal Paper | 1 January 1997

Chemical vapor deposited silicon carbide mirrors for extreme ultraviolet applications

Ritva Keski-Kuha, John Osantowski, Douglas Leviton, Timo Saha, Geraldine Wright, Rene Boucarut, Charles Fleetwood, Timothy Madison

OE, Vol. 36, Issue 01, (January 1997) https://doi.org/10.1117/12.10.1117/1.601128

KEYWORDS: Mirrors, Silicon carbide, Chemical vapor deposition, Extreme ultraviolet, Reflectivity, Telescopes, Polishing, Scattering, Space telescopes, Surface roughness

Proceedings Article | 11 November 1996 Paper

Contamination-induced degradation of optics exposed to the Hubble Space Telescope interior

June Tveekrem, Douglas Leviton, Charles Fleetwood, Lee Feinberg

Proceedings Volume 2864, (1996) https://doi.org/10.1117/12.258316

KEYWORDS: Mirrors, Contamination, Ultraviolet radiation, Reflectivity, Chemical analysis, Space telescopes, Statistical analysis, Polymers, Transmittance, UV optics

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Proceedings Article | 23 October 1995 Paper

CVD silicon carbide mirrors for EUV applications

Ritva Keski-Kuha, John Osantowski, Douglas Leviton, Timo Saha, Geraldine Wright, Rene Boucarut, Charles Fleetwood, Timothy Madison

Proceedings Volume 2543, (1995) https://doi.org/10.1117/12.225286

KEYWORDS: Mirrors, Extreme ultraviolet, Reflectivity, Silicon carbide, Chemical vapor deposition, Telescopes, Space telescopes, Polishing, Ions, Ion beams

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Proceedings Article | 14 July 1995 Paper

High-reflectance coatings and materials for the extreme ultraviolet

Ritva Keski-Kuha, John Osantowski, Gerry Blumenstock, Jeffrey Gum, Charles Fleetwood, Douglas Leviton, Timo Saha, John Hagopian, June Tveekrem, Geraldine Wright

Proceedings Volume 2428, (1995) https://doi.org/10.1117/12.213712

KEYWORDS: Reflectivity, Mirrors, Silicon carbide, Optical coatings, Extreme ultraviolet, Ion beams, Polishing, Multilayers, Chemical vapor deposition, Contamination

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Proceedings Article | 19 October 1994 Paper

Qualification of CO2 jet spray cleaning for use on magnesium-fluoride-protected aluminum coatings for the corrective optics space telescope axial replacement (COSTAR)

John Hagopian, Charles Fleetwood, Ritva Keski-Kuha, Douglas Leviton, Geraldine Wright, Charles Bowers

Proceedings Volume 2261, (1994) https://doi.org/10.1117/12.190154

KEYWORDS: Mirrors, Contamination, Optical coatings, Reflectivity, Carbon dioxide, Optical testing, Surface roughness, Particles, UV optics, Ultraviolet radiation

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Proceedings Article | 1 February 1994 Paper

Evaluation of EUV toroidal diffraction gratings for SOHO/Coronal Diagnostic Spectrometer

Rene Boucarut, Douglas Leviton, Roger Thomas, Timothy Madison

Proceedings Volume 2011, (1994) https://doi.org/10.1117/12.167223

KEYWORDS: Sensors, Diffraction gratings, Extreme ultraviolet, Cadmium sulfide, Spectroscopy, Spectral resolution, Light sources, Lamps, Diagnostics, Ray tracing

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Proceedings Article | 1 February 1994 Paper

Adapting the Duoplasmatron EUV light source for use entirely within vacuum

Rene Boucarut, Douglas Leviton, Timothy Madison

Proceedings Volume 2011, (1994) https://doi.org/10.1117/12.167222

KEYWORDS: Lamps, Electrodes, Light sources, Argon, Extreme ultraviolet, Ceramics, Power supplies, Ions, Monochromators, Diffraction gratings

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Proceedings Article | 1 November 1993 Paper

Theoretical and measured encircled energy and wide-angle scatter of SUMER demonstration telescope mirror in FUV

Timo Saha, Douglas Leviton

Proceedings Volume 1945, (1993) https://doi.org/10.1117/12.158784

KEYWORDS: Mirrors, Collimators, Error analysis, Data modeling, Telescopes, Spatial frequencies, Sensors, Data processing, Diffraction, Ray tracing

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Proceedings Article | 8 October 1992 Paper

Measurements of an intensified CCD detector for the solar and heliospheric observatory

William Thompson, Arthur Poland, Oswald Siegmund, Marvin Swartz, Douglas Leviton, Leslie Payne

Proceedings Volume 1743, (1992) https://doi.org/10.1117/12.130705

KEYWORDS: Sensors, Microchannel plates, Charge-coupled devices, X-ray astronomy, Lamps, Extreme ultraviolet, CCD image sensors, Quantum efficiency, Light scattering, X-rays

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