Mr. Joseph L. Robichaud Profile

Joseph L. Robichaud

Chief Technology Officer at L3Harris Technologies Inc

SPIE Involvement:

Editor | Author

Proceedings Article | 30 September 2013 Paper

Large silicon carbide optics for manufacturability

John Pepi, Joseph Robichaud, Gary Milsap

Proceedings Volume 8837, 883703 (2013) https://doi.org/10.1117/12.2022448

KEYWORDS: Optics manufacturing, Silicon carbide, James Webb Space Telescope, Polishing, Manufacturing, Beryllium, Design for manufacturability, Information operations, Glasses, Thermography

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Proceedings Article | 30 May 2013 Paper

Large-aperture active optical carbon fiber reinforced polymer mirror

Matthew E. Jungwirth, Christopher Wilcox, David Wick, Michael Baker, Clinton Hobart, Jared Milinazzo, Joseph Robichaud, Robert Romeo, Robert Martin, Jerome Ballesta, Emeric Lavergne, Eustace Dereniak

Proceedings Volume 8725, 87250W (2013) https://doi.org/10.1117/12.2020722

KEYWORDS: Mirrors, Monochromatic aberrations, Photovoltaics, Actuators, Active optics, Carbon, Disk lasers, Finite element methods, Fiber reinforced polymers, Wavefronts

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Proceedings Article | 13 September 2012 Paper

Silicon carbide optics for space and ground based astronomical telescopes

Joseph Robichaud, Deepak Sampath, Chris Wainer, Jay Schwartz, Craig Peton, Steve Mix, Court Heller

Proceedings Volume 8450, 845002 (2012) https://doi.org/10.1117/12.926831

KEYWORDS: Silicon carbide, Mirrors, Space telescopes, Telescopes, Manufacturing, Imaging systems, Astronomical imaging, Integrated optics, Astronomical telescopes, Space operations

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Proceedings Article | 22 August 2009 Paper

Silicon cladding for mirror substrates

Christopher Duston, Nilesh Gunda, Jay Schwartz, Joseph Robichaud

Proceedings Volume 7425, 74250C (2009) https://doi.org/10.1117/12.827032

KEYWORDS: Silicon carbide, Silicon, Cladding, Mirrors, Surface finishing, Diamond, Diamond turning, Chemical vapor deposition, Polishing, Plasma

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Proceedings Article | 23 July 2008 Paper

Production of extreme ultraviolet (EUV) quality silicon carbide (SiC) aspheric optics

Jay Schwartz, Andrea Arneson, Joseph Robichaud

Proceedings Volume 7018, 70180U (2008) https://doi.org/10.1117/12.789731

KEYWORDS: Mirrors, Silicon carbide, Error analysis, Extreme ultraviolet, Aspheric optics, Silicon, Spatial frequencies, Surface finishing, Cladding, Thermal modeling

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Proceedings Article | 17 September 2007 Paper

Reaction bonded silicon carbide gimbaled pointing mirror

J. Robichaud, A. Akerstrom, S. Frey, D. Crompton, P. Cucchiaro, G. Deveau, M. Peters, S. Mason, C. Ullathorne

Proceedings Volume 6666, 66660O (2007) https://doi.org/10.1117/12.732590

KEYWORDS: Mirrors, Silicon carbide, Mirror pointing, Polishing, Finite element methods, Servomechanisms, Line of sight stabilization, Space mirrors, Thermal modeling, Silicon

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Proceedings Article | 18 August 2005 Paper

Recent advances in reaction bonded silicon carbide optics and optical systems

Joseph Robichaud, Jay Schwartz, David Landry, William Glenn, Brian Rider, Michael Chung

Proceedings Volume 5868, 586802 (2005) https://doi.org/10.1117/12.617406

KEYWORDS: Silicon carbide, Mirrors, Telescopes, Space telescopes, Manufacturing, Optics manufacturing, Mirror pointing, Imaging systems, Aspheric lenses, Composites

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Proceedings Article | 12 December 2003 Paper

Protected silver coatings for low-scatter SiC and SiC/Si mirror surfaces

James Heaney, Manuel Quijada, Ian Stevenson, Ritva Keski-Kuha, Jay Schwartz, Joseph Robichaud

Proceedings Volume 5179, (2003) https://doi.org/10.1117/12.507146

KEYWORDS: Silver, Silicon carbide, Bidirectional reflectance transmission function, Surface finishing, Surface roughness, Silica, Polishing, Reflectivity, Mirrors, Silicon

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Proceedings Article | 7 March 2003 Paper

ASTROCAM: an Offner re-imaging 1024 x 1024 InSb camera for near-infrared astrometry on the USNO 1.55 m telescope

Jacqueline Fischer, Frederick Vrba, Douglas Toomey, Bob Lucke, Shu-i Wang, Arne Henden, Joseph Robichaud, Peter Onaka, Brian Hicks, Frederick Harris, Werner Stahlberger, Kris Kosakowski, Charles Dudley, Kenneth Johnston

Proceedings Volume 4841, (2003) https://doi.org/10.1117/12.461033

KEYWORDS: Telescopes, Mirrors, Digital signal processing, Electronics, Stars, Optical filters, Sensors, Aluminum, Distortion, Imaging systems

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Proceedings Article | 24 February 2003 Paper

SiC optics for EUV, UV, and visible space missions

Joseph Robichaud

Proceedings Volume 4854, (2003) https://doi.org/10.1117/12.459771

KEYWORDS: Silicon carbide, Silicon, Surface finishing, Chemical vapor deposition, Optics manufacturing, Bidirectional reflectance transmission function, Mirrors, Ultraviolet radiation, Aspheric lenses, Extreme ultraviolet

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Proceedings Article | 21 August 1998 Paper

Cryogenic performance of the NIRSPEC three-mirror anastigmat

Joseph Robichaud, Brian Zellers, Richard Philippon, Ian McLean, Donald Figer

Proceedings Volume 3354, (1998) https://doi.org/10.1117/12.317230

KEYWORDS: Mirrors, Cryogenics, Wavefronts, Aluminum, Optical alignment, Image quality, Nickel, Optical design, Code v, Mechanical engineering

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Proceedings Article | 21 August 1998 Paper

Cryogenic performance and long-term stability of metal optics and optical systems

Joseph Robichaud, Dexter Wang, Andrew Mastandrea

Proceedings Volume 3354, (1998) https://doi.org/10.1117/12.317261

KEYWORDS: Aluminum, Mirrors, Cryogenics, Nickel, Wavefronts, Beryllium, Polishing, Optical fabrication, Optical testing, Surface finishing

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Proceedings Article | 21 November 1996 Paper

Thermally stable silicon carbide mirror material for synchotron x-ray beamline optics

Joseph Robichaud, Michael Anapol

Proceedings Volume 2855, (1996) https://doi.org/10.1117/12.259838

KEYWORDS: Silicon carbide, Mirrors, Surface finishing, X-ray optics, X-rays, Chemical vapor deposition, Helium, Synchrotrons, Thermography, Liquids

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Proceedings Article | 23 October 1995 Paper

Ultralightweight off-axis three-mirror anastigmatic SiC visible telescope

Joseph Robichaud, Michael Anapol, Leo Gardner, Peter Hadfield

Proceedings Volume 2543, (1995) https://doi.org/10.1117/12.225287

KEYWORDS: Silicon carbide, Space telescopes, Mirrors, Telescopes, Aluminum, Sensors, Off axis mirrors, Cryogenics, Beryllium, Epoxies

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Proceedings Article | 1 March 1992 Paper

Measured performance of a Hadamard-coded photodiode-array spectrometer

Joseph Robichaud, Wallace Wong, Roger Van Tassel

Proceedings Volume 1575, (1992) https://doi.org/10.1117/12.56425

KEYWORDS: Spectroscopy, Sensors, Photodiodes, Binary data, Spectroscopes, Detector arrays, Holography, Fourier transforms, Fourier spectroscopy, Tungsten

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