John W. Franks
Global Technical Director at Umicore Coating Services
SPIE Involvement:
Area of Expertise:
Optical Design , Project Management
Publications (22)

Proceedings Article | 14 June 2023 Presentation + Paper
Raphaël Proux, John Franks
Proceedings Volume 12533, 125330O (2023)
KEYWORDS: Modulation transfer functions, Lenses, Microbolometers, Long wavelength infrared, Imaging systems, Solids, Lens design, Industrial applications, Standards development, Spatial frequencies

Proceedings Article | 12 September 2021 Presentation + Paper
Guillaume Druart, Florence de la Barrière, Jean-Baptiste C. Volatier, Elodie Tartas, Raphaël Proux, John Franks, Susanne Ehret
Proceedings Volume 11871, 118710G (2021)
KEYWORDS: Silicon, Lenses, Sensors, Chalcogenides, Modulation transfer functions, Tolerancing, Optics manufacturing, Manufacturing, Thermography, Wafer-level optics

Proceedings Article | 12 April 2021 Presentation + Paper
Thomas Hingant, Pol Briantais, Raphaël Proux, Mathieu Rozé, Petr Němec, Antoine Bréhaut, Laurent Calvez, Xiang-Hua Zhang, Yann Guimond, John Franks
Proceedings Volume 11737, 1173702 (2021)
KEYWORDS: Chalcogenide glass, Refractive index, Optics manufacturing, Optical properties, Lenses, Metrology, Lens manufacturing, Glasses

Proceedings Article | 21 April 2020 Presentation + Paper
Thomas Hingant, Enora Lavanant, Raphaël Proux, Mathieu Rozé, François Cheviré, Yann Guimond, John Franks, Laurent Calvez, Xiang-Hua Zhang
Proceedings Volume 11403, 114030B (2020)
KEYWORDS: Crystals, GRIN lenses, Glasses, Refractive index, Chalcogenide glass, Infrared radiation, Fabrication, Interferometry, Chalcogenides, Annealing

Proceedings Article | 8 May 2018 Presentation + Paper
Thomas Hingant, Paul Vervoort, John Franks
Proceedings Volume 10627, 1062704 (2018)
KEYWORDS: Lenses, Lens design, Long wavelength infrared, Optics manufacturing, Staring arrays, Image quality, Manufacturing, Image resolution

Showing 5 of 22 publications
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