Mr. Groot Gregory Profile

Groot Gregory

Technical Marketing Director at Synopsys, Inc.

SPIE Involvement:

Conference Program Committee | Conference Chair | Editorial Board Member: Optical Engineering | Editor | Author

Publications (24)

SPIE Journal Paper | 27 July 2022 Open Access

Special Section Guest Editorial: Education and Training in Quantum Sciences and Technologies

Matthew Posner, Anne-Sophie Poulin-Girard, G. Groot Gregory

OE, Vol. 61, Issue 08, 081801, (July 2022) https://doi.org/10.1117/12.10.1117/1.OE.61.8.081801

KEYWORDS: Education and training, Photonics, Optical engineering, Quantum information, Quantum computing, Quantum optics, Physics, Quantum efficiency, Visualization, Telecommunications

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Proceedings Article | 23 August 2020 Presentation

Chair Introduction

Anne-Sophie Poulin-Girard, G. Groot Gregory

Proceedings Volume 11480, 1148002 (2020) https://doi.org/10.1117/12.2581788

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Proceedings Article | 21 August 2020 Open Access

Review of the initiatives in education and training tailored to industry needs over ten years of the SPIE Optics Education and Outreach Conference

Matthew Posner, Gabrielle Thériault, Patrick Franzen, Anne-Sophie Poulin-Girard, G. Groot Gregory

Proceedings Volume 11480, 1148009 (2020) https://doi.org/10.1117/12.2568209

KEYWORDS: Photonics, Education and training, Technician training, Outreach programs, Internships, Standards development, Library classification systems

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Proceedings Article | 17 September 2018 Presentation + Paper

Statistical variation of color uniformity for solid-state illumination systems

Michael Zollers, G. Groot Gregory

Proceedings Volume 10746, 107460G (2018) https://doi.org/10.1117/12.2320317

KEYWORDS: Light emitting diodes, Lamps, Tolerancing, Manufacturing, Solid state physics, Reflectors, Superposition, Mathematical modeling, Statistical analysis, Systems modeling

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SPIE Journal Paper | 21 April 2015

Mixed-level optical simulations of light-emitting diodes based on a combination of rigorous electromagnetic solvers and Monte Carlo ray-tracing methods

Mayank Bahl, Guirong Zhou, Evan Heller, William Cassarly, Mingming Jiang, Robert Scarmozzino, G. Groot Gregory, Daniel Herrmann

OE, Vol. 54, Issue 04, 045105, (April 2015) https://doi.org/10.1117/12.10.1117/1.OE.54.4.045105

KEYWORDS: Light emitting diodes, Monte Carlo methods, Glasses, Finite-difference time-domain method, Interfaces, Polarization, Organic light emitting diodes, Eye, Scattering, Optical simulations

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Proceedings Article | 18 September 2014 Paper

Optical simulations of organic light-emitting diodes through a combination of rigorous electromagnetic solvers and Monte Carlo ray-tracing methods

Mayank Bahl, Gui-Rong Zhou, Evan Heller, William Cassarly, Mingming Jiang, Rob Scarmozzino, G. Groot Gregory

Proceedings Volume 9190, 919009 (2014) https://doi.org/10.1117/12.2061089

KEYWORDS: Monte Carlo methods, Organic light emitting diodes, Finite-difference time-domain method, Interfaces, Glasses, Eye, Geometrical optics, Scattering, Electromagnetism, Computer simulations

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Proceedings Article | 15 September 2014 Open Access

Color: what, how, and why we see: a workshop for K-12 students and parents

Katherine Calabro, G. Groot Gregory, Michael Zollers

Proceedings Volume 9188, 91880K (2014) https://doi.org/10.1117/12.2060856

KEYWORDS: Colorimetry, Scanning transmission electron microscopy, Light sources, Luminescence, LCDs, Diffraction gratings, Light, Optical filters, Light emitting diodes, Visualization

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SPIE Journal Paper | 10 March 2014 Open Access

Special Section Guest Editorial: Freeform Optics

G. Groot Gregory, Craig Olson, Florian Fournier

OE, Vol. 53, Issue 03, 031301, (March 2014) https://doi.org/10.1117/12.10.1117/1.OE.53.3.031301

KEYWORDS: Freeform optics, Imaging systems, Telecommunications, Optical design, Mathematics, Manufacturing, Optical engineering, Optical communications, Tolerancing, Testing and analysis

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Proceedings Article | 30 September 2013 Paper

Data format standard for sharing light source measurements

G. Groot Gregory, Ian Ashdown, Willi Brandenburg, Dominique Chabaud, Oliver Dross, Sanjay Gangadhara, Kevin Garcia, Michael Gauvin, Dirk Hansen, Kei Haraguchi, Günther Hasna, Jianzhong Jiao, Ryan Kelley, John Koshel, Julius Muschaweck

Proceedings Volume 8835, 88350D (2013) https://doi.org/10.1117/12.2021670

KEYWORDS: Computer aided design, Light sources, Data modeling, Ray tracing, Optical design, Light emitting diodes, Manufacturing, Binary data, Optical testing, Solid modeling

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SPIE Journal Paper | 1 December 2011 Open Access

Special Section Guest Editorial: Optical Design

G. Groot Gregory, Bryan Stone

OE, Vol. 50, Issue 12, 121701, (December 2011) https://doi.org/10.1117/12.10.1117/1.3664865

KEYWORDS: Optical design, Geometrical optics, Physics, Mathematics, Lens design, Aspheric lenses, Fresnel lenses, Software development, Manufacturing, Defense technologies

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Proceedings Article | 31 August 2010 Open Access

Optical demonstrations through science fairs

G. Groot Gregory, David Biss, Barbara Darnell

Proceedings Volume 7783, 77830K (2010) https://doi.org/10.1117/12.859089

KEYWORDS: Polarizers, Water, Fiber lasers, Laser scattering, Laser video displays, Birefringence, Adaptive optics, Mirrors, Lenses, Eye

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Proceedings Article | 22 August 2009 Paper

Efficient design process for the evaluation and control of flare in opto-mechanical systems

Michael Zollers, John Tamkin, G. Groot Gregory

Proceedings Volume 7428, 742806 (2009) https://doi.org/10.1117/12.826615

KEYWORDS: Sensors, Ray tracing, Optical design, Reflection, Stray light, Image processing, Control systems, Autoregressive models, Geometrical optics, Computer aided design

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Proceedings Article | 12 May 2006 Paper

Modeling the operating conditions of solar concentrator systems

G. Groot Gregory, R. John Koshel

Proceedings Volume 6197, 61970J (2006) https://doi.org/10.1117/12.663259

KEYWORDS: Solar radiation models, Solar cells, Solar concentrators, Systems modeling, Atmospheric modeling, Fresnel lenses, Sun, Compound parabolic concentrators, Receivers, Photovoltaics

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Proceedings Article | 15 October 2005 Paper

Using software interoperability to achieve a virtual design environment

G. Groot Gregory, R. John Koshel

Proceedings Volume 5962, 59620A (2005) https://doi.org/10.1117/12.625425

KEYWORDS: Computer aided design, MATLAB, Data modeling, Solid modeling, SolidWorks, Virtual reality, Optical analysis, Tolerancing, Sensors, Solids

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Proceedings Article | 18 August 2005 Paper

Modeling aspheric tolerances in lens design software I

Brien Housand, Leo Gardner, G. Gregory

Proceedings Volume 5867, 586702 (2005) https://doi.org/10.1117/12.617772

KEYWORDS: Aspheric lenses, Spindles, Single point diamond turning, Optics manufacturing, Optical design, Lens design, Error analysis, Tolerancing, Thermography, Chromium

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Proceedings Article | 19 May 2005 Paper

Multiple methods of modeling MEMS

Brien Housand, Leo Gardner, G. Groot Gregory

Proceedings Volume 5798, (2005) https://doi.org/10.1117/12.603814

KEYWORDS: Microelectromechanical systems, Wavefronts, Micromirrors, Mirrors, Systems modeling, Digital micromirror devices, OSLO, Micro optics, Microopto electromechanical systems, Projection systems

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Proceedings Article | 18 February 2004 Paper

Automated control of manufacturing sensitivity during optimization

Masaki Isshiki, Leo Gardner, G. Gregory

Proceedings Volume 5249, (2004) https://doi.org/10.1117/12.514448

KEYWORDS: Manufacturing, Error analysis, Optical design, Tolerancing, Control systems, Cameras, Image quality standards, Image quality, Optics manufacturing, Geometrical optics

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Proceedings Article | 4 September 2002 Paper

Modeling birefringence in optomechanical design and analysis software

Richard Hassler, G. Groot Gregory, Edward Freniere

Proceedings Volume 4769, (2002) https://doi.org/10.1117/12.481189

KEYWORDS: Crystals, Polarization, Birefringence, Geometrical optics, Laser crystals, Calcite, Interfaces, Optical isolators, Ray tracing, Computer aided design

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Proceedings Article | 4 September 2002 Paper

Using spline surfaces in optical design software

G. Groot Gregory, Edward Freniere, Leo Gardner

Proceedings Volume 4769, (2002) https://doi.org/10.1117/12.481192

KEYWORDS: Aspheric lenses, Computer aided design, Optical design, Spherical lenses, Optical design software, Finite element methods, Lens design, OSLO, Chemical elements, Differential equations

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Proceedings Article | 27 September 1999 Paper

Translation and interchange for mechanical CAD and lens design data

G. Groot Gregory, Edward Freniere, Richard Hassler

Proceedings Volume 3780, (1999) https://doi.org/10.1117/12.363764

KEYWORDS: Data modeling, Computer aided design, Lens design, Solids, Solid modeling, Data conversion, Standards development, Systems modeling, Binary data, Tolerancing

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Proceedings Article | 27 September 1999 Paper

Edge diffraction in Monte Carlo ray tracing

Edward Freniere, G. Groot Gregory, Richard Hassler

Proceedings Volume 3780, (1999) https://doi.org/10.1117/12.363773

KEYWORDS: Diffraction, Monte Carlo methods, Photons, Ray tracing, Gaussian beams, Wave propagation, Superposition, Wavefronts, Distance measurement, Fourier transforms

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Proceedings Article | 27 September 1999 Paper

Polarization models for Monte Carlo ray tracing

Edward Freniere, G. Groot Gregory, Richard Hassler

Proceedings Volume 3780, (1999) https://doi.org/10.1117/12.363772

KEYWORDS: Polarization, Calculus, Monte Carlo methods, Ray tracing, Jones calculus, Light scattering, Scattering, Systems modeling, Jones vectors, Calculi

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Proceedings Article | 27 September 1999 Paper

End-to-end electro-optical modeling software

G. Groot Gregory, Edward Freniere, Richard Hassler, Allen Lush, David Lees

Proceedings Volume 3780, (1999) https://doi.org/10.1117/12.363768

KEYWORDS: Sensors, Electro optical modeling, Data modeling, Databases, Raster graphics, Interference (communication), CCD cameras, Signal detection, CCD image sensors, Optical amplifiers

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Proceedings Article | 25 September 1997 Paper

Interactive software for optomechanical modeling

Edward Freniere, G. Groot Gregory, Richard Chase

Proceedings Volume 3130, (1997) https://doi.org/10.1117/12.284054

KEYWORDS: Solid modeling, Computer aided design, Monte Carlo methods, Solids, Ray tracing, Surface properties, Lens design, Human-machine interfaces, Scattering, Surface finishing

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Showing 5 of 24 publications

Proceedings Volume Editor (17)

SPIE Conference Volume | 3 October 2022

Optics Education and Outreach VII

SPIE Conference Volume | 14 September 2020

Optics Education and Outreach VI

SPIE Conference Volume | 24 October 2018

Optics Education and Outreach V

SPIE Conference Volume | 22 November 2016

Optics Education and Outreach IV

SPIE Conference Volume | 22 September 2015

Novel Optical Systems Design and Optimization XVIII

Showing 5 of 17 publications

Conference Committee Involvement (59)

Optical Modeling and Performance Predictions XV

3 August 2025 | San Diego, California, United States

Novel Optical Systems, Methods, and Applications XXVIII

3 August 2025 | San Diego, California, United States

Photonic Instrumentation Engineering XII

25 January 2025 | San Francisco, California, United States

Optics Education and Outreach VIII

21 August 2024 | San Diego, California, United States

Novel Optical Systems, Methods, and Applications XXVII

19 August 2024 | San Diego, California, United States

Optical Modeling and Performance Predictions XIV

19 August 2024 | San Diego, California, United States

Photonic Instrumentation Engineering XI

29 January 2024 | San Francisco, California, United States

Novel Optical Systems, Methods, and Applications XXVI

22 August 2023 | San Diego, California, United States

3D Printing for Lighting

22 August 2023 | San Diego, California, United States

Optical Modeling and Performance Predictions XIII

21 August 2023 | San Diego, California, United States

Photonic Instrumentation Engineering X

30 January 2023 | San Francisco, California, United States

Novel Optical Systems, Methods, and Applications XXV

22 August 2022 | San Diego, California, United States

Optical Modeling and Performance Predictions XII

22 August 2022 | San Diego, California, United States

Optics Education and Outreach VII

22 August 2022 | San Diego, California, United States

Photonic Instrumentation Engineering IX

24 January 2022 | San Francisco, California, United States

Novel Optical Systems, Methods, and Applications XXIV

4 August 2021 | San Diego, California, United States

International Optical Design Conference 2021

27 June 2021 | Online Only, United States

Photonic Instrumentation Engineering VIII

6 March 2021 | Online Only, California, United States

Optics Education and Outreach VI

24 August 2020 | Online Only, California, United States

Optical Modeling and Performance Predictions XI

24 August 2020 | Online Only, California, United States

Novel Optical Systems, Methods, and Applications XXIII

24 August 2020 | Online Only, California, United States

Photonic Instrumentation Engineering VII

4 February 2020 | San Francisco, California, United States

Novel Optical Systems, Methods, and Applications XXII

13 August 2019 | San Diego, California, United States

Optical Modeling and System Alignment

12 August 2019 | San Diego, California, United States

Optical Modeling and Performance Predictions X

22 August 2018 | San Diego, California, United States

Optics Education and Outreach V

22 August 2018 | San Diego, California, United States

Novel Optical Systems Design and Optimization XXI

21 August 2018 | San Diego, California, United States

Novel Optical Systems Design and Optimization XX

9 August 2017 | San Diego, California, United States

Optical Modeling and Performance Predictions IX

8 August 2017 | San Diego, California, United States

Optical Modeling and Performance Predictions VIII

1 September 2016 | San Diego, California, United States

Optics Education and Outreach IV

31 August 2016 | San Diego, California, United States

Novel Optical Systems Design and Optimization XIX

29 August 2016 | San Diego, California, United States

Novel Optical Systems Design and Optimization XVIII

12 August 2015 | San Diego, California, United States

Optical Modeling and Performance Predictions VII

11 August 2015 | San Diego, California, United States

An Optical Believe It or Not: Key Lessons Learned IV

10 August 2015 | San Diego, California, United States

Optics Education and Outreach III

19 August 2014 | San Diego, California, United States

An Optical Believe It or Not: Key Lessons Learned III

18 August 2014 | San Diego, California, United States

Novel Optical Systems Design and Optimization XVII

17 August 2014 | San Diego, California, United States

Optical Modeling and Performance Predictions VI

29 August 2013 | San Diego, California, United States

Novel Optical Systems Design and Optimization XVI

27 August 2013 | San Diego, California, United States

Novel Optical Systems Design and Optimization XV

15 August 2012 | San Diego, California, United States

Optics Education and Outreach II

12 August 2012 | San Diego, California, United States

Optical Modeling and Performance Predictions V

25 August 2011 | San Diego, California, United States

Novel Optical Systems Design and Optimization XIV

22 August 2011 | San Diego, California, United States

Novel Optical Systems Design and Optimization XIII

3 August 2010 | San Diego, California, United States

An Optical Believe It or Not: Key Lessons Learned II

2 August 2010 | San Diego, California, United States

Optics Education and Outreach

1 August 2010 | San Diego, California, United States

Optical Modeling and Performance Predictions IV

6 August 2009 | San Diego, California, United States

Novel Optical Systems Design and Optimization XII

3 August 2009 | San Diego, California, United States

Novel Optical Systems Design and Optimization XI

13 August 2008 | San Diego, California, United States

Optical Modeling and Performance Predictions III

29 August 2007 | San Diego, California, United States

Novel Optical Systems Design and Optimization X

28 August 2007 | San Diego, California, United States

Novel Optical Systems Design and Optimization IX

15 August 2006 | San Diego, California, United States

International Optical Design Conference 2006

4 June 2006 | Vancouver, BC, Canada

Optical Modeling and Performance Predictions II

3 August 2005 | San Diego, California, United States

Novel Optical Systems Design and Optimization VIII

31 July 2005 | San Diego, California, United States

Novel Optical Systems Design and Optimization VII

2 August 2004 | Denver, Colorado, United States

Optical Modeling and Performance Predictions

6 August 2003 | San Diego, California, United States

Novel Optical Systems Design and Optimization VI

4 August 2003 | San Diego, California, United States

Showing 5 of 59 Conference Committees

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