Dr. Frédéric B. Leloup Profile

Dr. Frédéric B. Leloup

at KU Leuven

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Author

Publications (6)

Proceedings Article | 20 May 2022 Poster + Presentation + Paper

Contrast gloss evaluation by use of a camera-based gloss meter

Stijn Beuckels, Jan Audenaert, Frédéric Leloup, Peter Hanselaer

Proceedings Volume 12136, 1213610 (2022) https://doi.org/10.1117/12.2621134

KEYWORDS: CMOS sensors, Calibration, Image sensors, Reflection, Cameras, Human vision and color perception, Imaging metrology, Optical metrology, Metrology

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Proceedings Article | 8 October 2015 Open Access

Design of an inexpensive integrating sphere laboratory setup for the optical characterization of a light source

Frédéric Leloup, Sven Leyre, Toon Van den Abeele, Peter Hanselaer

Proceedings Volume 9793, 979313 (2015) https://doi.org/10.1117/12.2223098

KEYWORDS: Optical spheres, Light sources, Integrating spheres, Integrated optics, Lamps, Coating, Spectroscopy, Light, Luminous efficacy, Sensors

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Proceedings Article | 13 March 2015 Paper

Metrological issues related to BRDF measurements around the specular direction in the particular case of glossy surfaces

Gaël Obein, Jan Audenaert, Guillaume Ged, Frédéric Leloup

Proceedings Volume 9398, 93980D (2015) https://doi.org/10.1117/12.2082518

KEYWORDS: Bidirectional reflectance transmission function, Light sources and illumination, Metrology, Visualization, Sensors, Optical design, Solids, Spatial resolution, Reflection, Light sources

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Proceedings Article | 24 February 2014 Paper

"Multidimensional reflectometry for industry" (xD-Reflect) an European research project

Andreas Höpe, Annette Koo, Francisco Martinez Verdú, Frédéric Leloup, Gaël Obein, Gerd Wübbeler, Joaquín Campos, Paola Iacomussi, Priit Jaanson, Stefan Källberg, Marek Šmíd

Proceedings Volume 9018, 901804 (2014) https://doi.org/10.1117/12.2035981

KEYWORDS: Visualization, Bidirectional reflectance transmission function, Metrology, Luminescence, Reflection, Standards development, Reflectometry, Visual analytics, Ceramics, Data modeling

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Proceedings Article | 24 February 2014 Paper

Rapid determination of the photometric bidirectional scatter distribution function by use of a near-field goniophotometer

Frédéric Leloup, Ward De Ketelaere, Jan Audenaert, Peter Hanselaer

Proceedings Volume 9018, 901803 (2014) https://doi.org/10.1117/12.2035958

KEYWORDS: Near field, Goniophotometry, Bidirectional reflectance transmission function, Sensors, Diffusers, Scattering, Cameras, Laser induced damage, Photometry, 3D metrology

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SPIE Journal Paper | 3 September 2013 Open Access

Impact of the accurateness of bidirectional reflectance distribution function data on the intensity and luminance distributions of a light-emitting diode mixing chamber as obtained by simulations

Jan Audenaert, Frédéric Leloup, Bart Van Giel, Guy Durinck, Geert Deconinck, Peter Hanselaer

OE, Vol. 52, Issue 09, 095101, (September 2013) https://doi.org/10.1117/12.10.1117/1.OE.52.9.095101

KEYWORDS: Bidirectional reflectance transmission function, Reflectivity, Data modeling, Ray tracing, Laser induced damage, Near field optics, Light sources, Light emitting diodes, Prototyping, Near field

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