Dr. Garry A. Lester Profile

Dr. Garry A. Lester

Technical Director at L-lectronics Ltd

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Author

Publications (9)

Proceedings Article | 14 March 2023 Presentation + Paper

Instrumentation wavelength range selection and reconfiguration using electrically switchable diffraction gratings

Garry Lester, Adrian Strudwick

Proceedings Volume 12442, 124420F (2023) https://doi.org/10.1117/12.2649381

KEYWORDS: Diffraction gratings, Optical gratings, Diffraction, Liquid crystals, Polymers, Optical switching, Refractive index, Polymer optics, Photorefractive polymers, Photodiodes

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Proceedings Article | 4 March 2022 Presentation + Paper

Switching effects of dual frequency liquid crystals in grating devices

Garry Lester, Adrian Strudwick

Proceedings Volume 12023, 1202307 (2022) https://doi.org/10.1117/12.2609549

KEYWORDS: Liquid crystals, Switching, Dielectrics, Polymers, Anisotropy, Diffraction, Refractive index, Optical switching, Optical alignment, Oscilloscopes

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Proceedings Article | 5 March 2021 Presentation + Paper

Suppression of defects in liquid crystal filled polymer structures using materials exhibiting a frequency dependent dielectric anisotropy inversion

Garry Lester, Adrian Strudwick

Proceedings Volume 11707, 117070A (2021) https://doi.org/10.1117/12.2578738

KEYWORDS: Liquid crystals, Polymers, Dielectrics, Anisotropy, Optical components, Geometrical optics, Fabrication, Diffraction

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Proceedings Article | 4 October 2020 Open Access

Synchronised optical chopper

Garry Lester

Proceedings Volume PX20EX, PX20EX0E (2020) https://doi.org/10.1117/12.2585082

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Proceedings Article | 1 September 2004 Paper

High-precision low-cost colorimeters and spectrophotometers based on liquid crystalline optics

P. Kohns, Anatoli Muravski, Yu. Machekhin, R. Kankia, V. Svirid, Per Rudquist, Garry Lester

Proceedings Volume 5565, (2004) https://doi.org/10.1117/12.581205

KEYWORDS: Liquid crystals, Crystal optics, Spectrometers, Interferometers, Optical filters, Photodiodes, Camera shutters, Spectrophotometry, Liquids, Crystals

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Proceedings Article | 1 September 2004 Paper

Liquid crystal filled polymer structure SLM devices

Garry Lester, Stephen Coulston, Adrian Strudwick

Proceedings Volume 5565, (2004) https://doi.org/10.1117/12.581216

KEYWORDS: Liquid crystals, Polymers, Diffraction gratings, Diffraction, Switching, Phase modulation, Refractive index, Spatial light modulators, Binary data, LCDs

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Proceedings Article | 1 September 2004 Paper

Effect of dispersion on the wavelength dependence of cascaded liquid crystal devices

Garry Lester, Anatoli Muravski

Proceedings Volume 5565, (2004) https://doi.org/10.1117/12.581209

KEYWORDS: Birefringence, Liquid crystals, LCDs, Refractive index, Temperature metrology, Data modeling, Instrument modeling, Optical filters, Polarizers, Measurement devices

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Proceedings Article | 27 June 2002 Paper

Computational and experimental investigation of switching of liquid crystal filled polymer structures

Stephen Coulston, Garry Lester, Adrian Strudwick

Proceedings Volume 4759, (2002) https://doi.org/10.1117/12.472158

KEYWORDS: Liquid crystals, Polymers, Switching, Instrument modeling, Glasses, Process modeling, Switches, Optical components, Optical alignment, Liquids

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Proceedings Article | 27 June 2002 Paper

PTFE alignment for rapid prototyping of LCDs

Garry Lester, Harry Coles

Proceedings Volume 4759, (2002) https://doi.org/10.1117/12.472195

KEYWORDS: Rapid manufacturing, Prototyping, Electro optics, LCDs, Liquid crystals, Electrodes, Multiplexing, Glasses, Polarizers, Computer aided design

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Showing 5 of 9 publications

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