Dr. Kevin Contreras Profile

Dr. Kevin Contreras

R&D Manager at V-Optics

SPIE Involvement:

Author

Area of Expertise:

Optical data storage , Lippmann photography , Advanced microscopy , Acousto-optical imaging , Photonics , Optics , Optical Data Storage , Optical metrology , Optical Design

Publications (12)

Proceedings Article | 13 March 2015 Paper

Acousto-optic imaging with a smart-pixels sensor

K. Barjean, K. Contreras, J.-B. Laudereau, E. Tinet, D. Ettori, F. Ramaz, J.-M. Tualle

Proceedings Volume 9403, 940308 (2015) https://doi.org/10.1117/12.2183112

KEYWORDS: Sensors, CMOS sensors, Acousto-optics, Signal to noise ratio, Speckle pattern, Acoustics, Photons, Transducers, Signal detection, Biomedical optics

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Proceedings Article | 3 June 2010 Paper

Experimental investigation of a page-oriented Lippmann holographic data storage system

Gilles Pauliat, Kevin Contreras

Proceedings Volume 7730, 773004 (2010) https://doi.org/10.1117/12.859114

KEYWORDS: Data storage, Holography, Photography, Image retrieval, Multiplexing, Mirrors, Distortion, Autoregressive models, Holographic data storage systems, Image processing

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Proceedings Article | 29 August 2008 Paper

Temperature fiber optic sensor using a thermosensible hydrogel

Rafael Coello, Mariella Arcos, Denisse Chana, Kevin Contreras, Guillermo Baldwin, Juan Carlos Rueda, Mauro Lomer

Proceedings Volume 7065, 706517 (2008) https://doi.org/10.1117/12.798916

KEYWORDS: Polymers, Fiber optics sensors, Fiber optics, Temperature sensors, Glasses, Sensors, Thermal optics, Optical sensors, Optical fibers, Transmittance

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Proceedings Article | 18 July 2007 Paper

Homodyne detection for Lippmann data storage

Gilles Pauliat, Guillaume Maire, Carole Arnaud, Frédéric Guattari, Kevin Contreras, Gérald Roosen, Safi Jradi, Christiane Carré

Proceedings Volume 6620, 66200F (2007) https://doi.org/10.1117/12.738655

KEYWORDS: Homodyne detection, Signal detection, Data storage, Mirrors, Photography, Holography, Fiber Bragg gratings, Image processing, Diffraction, Reflectivity

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Proceedings Article | 2 July 2007 Paper

Alarm system of optical fibre using the thermal-optical sensibility of the PNIPAAm polymer

J. C. Rueda, D. Chana, K. Contreras, R. Coello, M. Lomer

Proceedings Volume 6619, 661946 (2007) https://doi.org/10.1117/12.738672

KEYWORDS: Polymers, Optical fibers, Sensors, Polymer optical fibers, Liquids, Signal processing, Optoelectronics, Light, Transducers, Head

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Proceedings Article | 18 June 2007 Paper

Non-contact torsion transducer based on the measurement of Moire patterns using plastic optical fibres

Mauro Lomer, Kevin Contreras

Proceedings Volume 6616, 66161N (2007) https://doi.org/10.1117/12.726326

KEYWORDS: Polymer optical fibers, Sensors, Transducers, Mirrors, Optical fibers, Signal detection, Head, Reflectivity, Moire patterns, Opacity

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Proceedings Article | 7 May 2007 Paper

Characterization of new thermo-responsive hydrogels for optical sensing applications

Juan Carlos Rueda, Kevin Contreras, Rafael Coello, Mauro Lomer, Hartmut Komber, Stefan Zschoche, Brigitte Voit

Proceedings Volume 6572, 65720T (2007) https://doi.org/10.1117/12.720426

KEYWORDS: Polymers, Sensors, Optical sensing, Optical fibers, Temperature metrology, Transmittance, Polymer optical fibers, Transducers, Head, Optical sensors

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Proceedings Article | 14 August 2006 Paper

Real-time measurement of micrometer-order amplitude transverse vibrations using the photo-EMF effect in photoconductive materials

Juan Silva, Kevin Contreras, Guillermo Baldwin, Luis Mosquera

Proceedings Volume 6292, 629210 (2006) https://doi.org/10.1117/12.682016

KEYWORDS: Crystals, Electrons, Speckle, Speckle pattern, Calibration, Laser Doppler velocimetry, Signal detection, Target detection, Electrodes, Optical amplifiers

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Proceedings Article | 21 October 2004 Paper

Observation of new modal patterns in experiments with Hermite-Gaussian and Laguerre-Gaussian laser modes

K. Contreras, Guillermo Baldwin-Olguin, F. De Zela, Enrique Galvez

Proceedings Volume 5622, (2004) https://doi.org/10.1117/12.590584

KEYWORDS: Laser resonators, Modes of laser operation, Spiral phase plates, Cylindrical lenses, Mach-Zehnder interferometers, Mirrors, Astronomical imaging, Computer generated holography, Wavefronts, Helium neon lasers

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Proceedings Article | 21 October 2004 Paper

Angular selectivity behavior of a grating imaging in thick photorefractive media

Myrian Tebaldi, K. Contreras, Nestor Bolognini

Proceedings Volume 5622, (2004) https://doi.org/10.1117/12.589356

KEYWORDS: Crystals, Diffraction gratings, Diffraction, Laser crystals, Holograms, Ronchi rulings, Laser beam diagnostics, Lanthanum, Holography, Electro optics

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Proceedings Article | 19 November 2003 Paper

Very cheap plastic optical fiber sensors for measurement of displacement without contact

J. Villanueva, W. Alayo, Miguel Asmad, K. Contreras, Guillermo Baldwin-Olguin

Proceedings Volume 4829, (2003) https://doi.org/10.1117/12.527495

KEYWORDS: Sensors, Semiconductor lasers, Polymer optical fibers, Optical fibers, Beam controllers, Polishing, Sensor performance, Fiber optics sensors, Temperature metrology, Laser optics

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Proceedings Article | 14 August 2001 Paper

Coherence and modal structure of optical cavity under conditions of thermic instability in a He-Ne gas laser

K. Contreras, M. Asmad, Guillermo Baldwin-Olguin

Proceedings Volume 4419, (2001) https://doi.org/10.1117/12.437061

KEYWORDS: Temporal coherence, Visibility, Coherence (optics), Gas lasers, Fringe analysis, Polarization, Optical resonators, Temperature metrology, Michelson interferometers, Helium neon lasers

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Showing 5 of 12 publications

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