Dr. Villads Johansen Profile

Dr. Villads Johansen

at NIL Technology ApS

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Publications (2)

Proceedings Article | 1 October 2024 Presentation + Paper

Cylindrically-symmetric collimated beam shaping using non-imaging metasurfaces

Kirstine E. Nielsen, Xavier Zambrana-Puyalto, Rafael de la Fuente Herrezuelo, Villads Egede Johansen, Søren Raza

Proceedings Volume 13132, 1313208 (2024) https://doi.org/10.1117/12.3027738

KEYWORDS: Beam shaping, Light sources and illumination, Nonimaging optics, Freeform optics, Beam propagation method

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Proceedings Article | 3 October 2022 Presentation + Paper

Latest advancements at NILT on flat metalens based camera modules in near infrared

Fredrik Mattinson, Ulrich Quaade, Villads Egede Johansen, Akbar Samadi, Jesper Fly, Moritz Schmidlin

Proceedings Volume 12217, 1221707 (2022) https://doi.org/10.1117/12.2633539

KEYWORDS: Lenses, Modulation transfer functions, Cameras, Point spread functions, Sensors, Molybdenum, Manufacturing, Monochromatic aberrations, Diffraction, Optical components

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