Richard John Koshel

  • Source: Scopus
  • Calculated based on no. of publications stored in Pure and citations from Scopus
1990 …2019

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  • 2017

    Designing a freeform optic for oblique illumination

    Uthoff, R. D., Ulanch, R. N., Williams, K. E., Ruiz Diaz, L., King, P. & Koshel, R. J., 2017, International Optical Design Conference 2017. Muschaweck, J. A., Rogers, J. R., Clark, P. P. & Pfisterer, R. N. (eds.). SPIE, 105900X. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 10590).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    1 Scopus citations
  • Functional fitting of freeform optics

    Williams, K. E., Ulanch, R. N., King, P., Uthoff, R. D., Diaz, L. R., Steidle, J. & Koshel, R. J., 2017, Optical Design and Fabrication, Freeform 2017. OSA - The Optical Society, (Optics InfoBase Conference Papers; vol. Part F50-Freeform 2017).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Solid-state lighting for high-valued artwork

    Diaz, L. R., Uthoff, R. D., Ulanch, R. N., Williams, K. E., Saxton, N. & Koshel, R. J., Jan 1 2017, Solid-State Lighting, SSL 2017. OSA - The Optical Society, Vol. Part F72-SSL 2017.

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2016

    An automated imaging BRDF polarimeter for fruit quality inspection

    Boyer, J., Keresztes, J. C., Saeys, W. & Koshel, J., 2016, Novel Optical Systems Design and Optimization XIX. Davis, A. J., Hahlweg, C. F. & Mulley, J. R. (eds.). SPIE, 99481G. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 9948).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    9 Scopus citations
  • 2015

    A cross-polarized freeform illumination design for glare reduction in fruit quality inspection

    Keresztes, J. C., Koshel, R. J., Chipman, R. A., Stover, J. C. & Saeys, W., 2015, Proceedings of SPIE - The International Society for Optical Engineering. SPIE, Vol. 9629. 962904

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2 Scopus citations
  • Dynamic noise corrected hyperspectral radiometric calibration in the SWIR range using a supercontinuum laser

    Keresztes, J. C., Aernouts, B., Koshel, R. J. & Saeys, W., 2015, Proceedings of SPIE - The International Society for Optical Engineering. SPIE, Vol. 9579. 95790A

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    3 Scopus citations
  • Illumination system development using design and analysis of computer experiments

    Keresztes, J. C., De Ketelaere, B., Audenaert, J., Koshel, R. J. & Saeys, W., 2015, Proceedings of SPIE - The International Society for Optical Engineering. SPIE, Vol. 9579. 95790I

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    3 Scopus citations
  • 2013

    Data format for ray file standard

    Koshel, R. J., Ashdown, I., Brandenburg, W., Chabaud, D., Dross, O., Gangadhara, S., Garcia, K., Gauvin, M., Groot Gregory, G., Hansen, D., Haraguchi, K., Hasna, G., Jiao, J., Kelley, R. & Muschaweck, J., Dec 1 2013, Freeform Optics, Freeform 2013. (Optics InfoBase Conference Papers).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Data format standard for sharing light source measurements

    Gregory, G. G., Ashdown, I., Brandenburg, W., Chabaud, D., Dross, O., Gangadhara, S., Garcia, K., Gauvin, M., Hansen, D., Haraguchi, K., Hasna, G., Jiao, J., Kelley, R., Koshel, J. & Muschaweck, J., Jan 1 2013, LED-Based Illumination Systems. SPIE, 88350D. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 8835).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    1 Scopus citations
  • Freeform lens design for uniform rectangular illumination

    Ma, D., Koshel, J. & Liang, R., Dec 1 2013, Freeform Optics, Freeform 2013. (Optics InfoBase Conference Papers).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Merit function development for toleranced freeform optics with extended sources using ray targeting

    John Koshel, R. & Mulder, S., Dec 1 2013, Freeform Optics, Freeform 2013. (Optics InfoBase Conference Papers).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Toleranced freeform optical design with extended sources using ray targeting

    Koshel, R. J. & Mulder, S., Nov 4 2013, Novel Optical Systems Design and Optimization XVI. 88420L. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 8842).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2 Scopus citations
  • 2012

    Cylindrical and flat solar collector geometries: Theory and experiment

    John Koshel, R., Smestad, G. P., Shull, D., Stephens, P. & Healy, T., Nov 11 2012, Solid-State and Organic Lighting, SOLED 2012. Optical Society of America (OSA), (Solid-State and Organic Lighting, SOLED 2012).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Cylindrical and flat solar collector geometries: Theory and experiment

    Koshel, R. J., Smestad, G. P., Shull, D., Stephens, P. & Healy, T., 2012, Solid-State and Organic Lighting, SOLED 2012. Optical Society of America (OSA), (Optics InfoBase Conference Papers).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Cylindrical and flat solar collector geometries: Theory and experiment

    John Koshel, R., Smestad, G. P., Shull, D., Stephens, P. & Healy, T., Dec 1 2012, Optical Nanostructures and Advanced Materials for Photovoltaics, PV 2012. (Optics InfoBase Conference Papers).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Cylindrical and flat solar collector geometries: Theory and experiment

    John Koshel, R., Smestad, G. P., Shull, D., Stephens, P. & Healy, T., Dec 1 2012, Optical Instrumentation for Energy and Environmental Applications, E2 2012. (Optical Instrumentation for Energy and Environmental Applications, E2 2012).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Cylindrical and flat solar collector geometries: Theory and experiment

    John Koshel, R., Smestad, G. P., Shull, D., Stephens, P. & Healy, T., Dec 1 2012, Optics for Solar Energy, OSE 2012. (Optics InfoBase Conference Papers).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2010

    Modeling transflective LCD illumination systems

    Kim, J. J. & John Koshel, R., Dec 1 2010, International Optical Design Conference, IODC 2010. (Optics InfoBase Conference Papers).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Modeling transflective LCD illumination systems

    Kim, J. J. & Koshel, R. J., Nov 8 2010, International Optical Design Conference 2010. 76521G. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7652).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    1 Scopus citations
  • Perturbative design of illumination systems

    John Koshel, R., Dec 1 2010, International Optical Design Conference, IODC 2010. (Optics InfoBase Conference Papers).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2009

    Generation of uniform illumination using faceted reflectors

    Wang, L., Sasián, J. M., Su, P. & Koshel, R. J., Dec 1 2009, Nonimaging Optics: Efficient Design for Illumination and Solar Concentration VI. 74230Y. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7423).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    1 Scopus citations
  • Illumination system design in a project-based course

    Koshel, R. J., Abraham, V., Kim, J., Liu, R., Richardson, S., Namnabat, S., Czajkowski, A., Abd El-Maksoud, R. H., Irvin, R., Nakazawa, T., Kudenov, M., Dawsey, M., De Leon, E., Wang, L., Crabtree, K., Orr, R. M., Primeau, B. & Kim, Y., 2009, Nonimaging Optics: Efficient Design for Illumination and Solar Concentration VI. 742305. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7423).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    5 Scopus citations
  • Proceedings of SPIE - The International Society for Optical Engineering: Introduction

    Koshel, R. J. & Gregory, G. G., 2009, Novel Optical Systems Design and Optimization XII. p. ix-x 742901. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7429).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2008

    Accurate lit-appearance modeling of illumination systems

    Koshel, R. J., 2008, Frontiers in Optics, FiO 2008. Optical Society of America (OSA), (Optics InfoBase Conference Papers).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Fractional optimization of illumination optics

    Koshel, R. J., Dec 18 2008, Novel Optical Systems Design and Optimization XI. 70610F. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7061).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    6 Scopus citations
  • SSL design with LED binning tolerances

    Koshel, R. J., Nov 21 2008, Illumination Optics. 710303. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 7103).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    2 Scopus citations
  • 2007

    A course in illumination engineering

    John Koshel, R., 2007, Novel Optical Systems Design and Optimization X. 66680F. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 6668).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Broadband endoscopic imaging through a single fiberoptic channel

    Kano, A., Koshel, J. & Gmitro, A. F., Dec 1 2007, Novel Optical Systems Design and Optimization X. 666806. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 6668).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Illumination system tolerancing

    John Koshel, R., 2007, Optical System Alignment and Tolerancing. 667604. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 6676).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    4 Scopus citations
  • Why illumination engineering?

    Koshel, R. J., 2007, Nonimaging Optics and Efficient Illumination Systems IV. 667002. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 6670).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    1 Scopus citations
  • 2006

    Efficient and versatile internal reference sources for remote sensing space telescopes

    Kintner, E. C., Wong, W. K., Jacobs, E. S., Cucchiaro, P. J. & John Koshel, R., 2006, Infrared Spaceborne Remote Sensing XIV. 62970F. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 6297).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    4 Scopus citations
  • Modeling the operating conditions of solar concentrator systems

    Gregory, G. G. & Koshel, R. J., 2006, Photonics for Solar Energy Systems. 61970J. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 6197).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

    1 Scopus citations
  • Optimization of parameterized lightpipes

    John Koshel, R., 2006, International Optical Design Conference, IODC 2006. Optical Society of America, (Optics InfoBase Conference Papers).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • Optimization of parameterized lightpipes

    Koshel, R. J., 2006, International Optical Design Conference 2006. 63420P. (Proceedings of SPIE - The International Society for Optical Engineering; vol. 6342 I).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution

  • 2005

    The nuances and complexity of illumination system optimization

    Koshel, R. J., Jan 1 2005, Frontiers in Optics, FiO 2005. Optical Society of America, (Optics InfoBase Conference Papers).

    Research output: Chapter in Book/Report/Conference proceedingConference contribution