Dr. Richard J. Winfield Profile

Dr. Richard J. Winfield

Senior Research Scientist at Tyndall National Institute

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Author

Publications (3)

Proceedings Article | 22 February 2008 Paper

Beam shaping effects in two photon polymerization of hybrid material systems

Richard Winfield, Belal Bhuian, Shane O'Brien, Gabriel Crean

Proceedings Volume 6880, 688002 (2008) https://doi.org/10.1117/12.766234

KEYWORDS: Two photon polymerization, Diffractive optical elements, Axicons, Polymers, Sol-gels, Diffraction gratings, Beam shaping, Beam delivery, Objectives, Polymerization

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Proceedings Article | 27 August 2003 Paper

Production of polymer diffractive optical elements by contact printing

Richard Winfield, Martin Meister, Shane O'Brien, Brendan McCarthy

Proceedings Volume 4876, (2003) https://doi.org/10.1117/12.463714

KEYWORDS: Diffractive optical elements, Ultraviolet radiation, Diffraction, Excimer lasers, Printing, Etching, Polymers, Polymethylmethacrylate, Fabrication, Manufacturing

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Proceedings Article | 27 August 2003 Paper

Design of phase-only DOEs with a high signal-to-noise ratio

Martin Meister, Richard Winfield

Proceedings Volume 4876, (2003) https://doi.org/10.1117/12.464029

KEYWORDS: Diffractive optical elements, Diffraction, Signal to noise ratio, Beam splitters, Optical design, Cameras, CMOS cameras, Reconstruction algorithms, Optical simulations, CCD cameras

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