Prof. Andrzej Walczak Profile

Prof. Andrzej Walczak

at Wojskowa Akademia Techniczna

SPIE Involvement:

Author

Publications (18)

Proceedings Article | 1 September 2017 Paper

Method of laser beam coding for control systems

Krzysztof Murawski, Tomasz Pałys, Artur Arciuch, Andrzej Walczak

Proceedings Volume 10455, 104550A (2017) https://doi.org/10.1117/12.2280805

KEYWORDS: Control systems, Augmented reality

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SPIE Journal Paper | 1 March 2008

Waveguide couplers induced optically over organic junction

Andrzej Walczak, Edward Nowinowski-Kruszelnicki

OE, Vol. 47, Issue 03, 035402, (March 2008) https://doi.org/10.1117/12.10.1117/1.2899090

KEYWORDS: Waveguides, Liquid crystals, Polymers, Polymer multimode waveguides, Light wave propagation, Polarization, Dielectric polarization, Laser beam propagation, Energy transfer, Dielectrics

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Proceedings Article | 7 October 2005 Paper

Optical dot array for tuned pin-hole filter

Andrzej Walczak, Ewa Borowicz, Krzysztof Adamczyk

Proceedings Volume 5947, 594710 (2005) https://doi.org/10.1117/12.622781

KEYWORDS: Spatial light modulators, Optical filters, Modulators, Liquid crystals, Diffraction, Optical arrays, Optical simulations, Wavefronts, Electromagnetic radiation, Fourier transforms

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Proceedings Article | 7 October 2005 Paper

Polarisation sensitive liquid crystal filter for polarization difference imaging

Edward Nowinowski-Kruszelnicki, Andrzej Walczak

Proceedings Volume 5947, 594708 (2005) https://doi.org/10.1117/12.622801

KEYWORDS: Liquid crystals, Polarization, Image filtering, Optical filters, Birefringence, Polarizers, Image processing, Image analysis, Polarimetry, Light scattering

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Proceedings Article | 7 October 2005 Paper

Design of the liquid crystal band-pass optical filter

Andrzej Walczak, Piotr Marciniak

Proceedings Volume 5947, 59470Z (2005) https://doi.org/10.1117/12.622780

KEYWORDS: Liquid crystals, Refractive index, Optical filters, Nonlinear filtering, Electronic filtering, Fabry–Perot interferometers, Refraction, Glasses, Reflectivity, Image filtering

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Proceedings Article | 24 September 2005 Paper

2-D wavelet with position controlled resolution

Andrzej Walczak, Leszek Puzio

Proceedings Volume 5959, 59590S (2005) https://doi.org/10.1117/12.622783

KEYWORDS: Wavelets, Wavelet transforms, Image analysis, Fourier transforms, Zoom lenses, Medical imaging, Surgery, Convolution, Signal analyzers, Edge detection

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Proceedings Article | 29 July 2002 Paper

Tuned Fabry-Perot interferometer

Leszek Jaroszewicz, Edward Nowinowski-Kruszelnicki, Andrzej Walczak, Piotr Marciniak

Proceedings Volume 4900, (2002) https://doi.org/10.1117/12.484477

KEYWORDS: Refractive index, Liquid crystals, Fabry–Perot interferometry, Glasses, Reflectivity, Reflection, Interferometers, Mirrors, Crystals, Anisotropy

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Proceedings Article | 27 June 2002 Paper

Multiresolution signal processing in liquid crystals devices

Piotr Marciniak, Andrzej Walczak, Leszek Jaroszewicz, Edward Nowinowski-Kruszelnicki

Proceedings Volume 4759, (2002) https://doi.org/10.1117/12.472190

KEYWORDS: Filtering (signal processing), Wavelets, Liquid crystals, Polarization, Phase shifts, Liquids, Polarizers, Signal processing, Optical filters, Crystals

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Proceedings Article | 27 June 2002 Paper

Tuned liquid crystalline interferometer analysis by means of generalized Berreman matrix

Leszek Jaroszewicz, Edward Nowinowski-Kruszelnicki, Piotr Marciniak, Andrzej Walczak

Proceedings Volume 4759, (2002) https://doi.org/10.1117/12.472180

KEYWORDS: Liquid crystals, Refractive index, Electronic filtering, Liquids, Crystals, Interferometers, Anisotropy, Refraction, Fabry–Perot interferometry, Physics

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Proceedings Article | 27 June 2002 Paper

Refractive dispersion by means of Fabry-Perot filter

Edward Nowinowski-Kruszelnicki, Andrzej Walczak, Piotr Marciniak

Proceedings Volume 4759, (2002) https://doi.org/10.1117/12.472202

KEYWORDS: Liquid crystals, Refractive index, Electronic filtering, Fabry–Perot interferometers, Visible radiation, Reflectivity, Mirrors, Glasses, Absorption, Chemistry

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Proceedings Article | 27 June 2002 Paper

Soliton like solutions and subsurface behaviour of the nematic layer

Andrzej Walczak

Proceedings Volume 4759, (2002) https://doi.org/10.1117/12.472170

KEYWORDS: Radon, Refractive index, Liquid crystals, Solitons, Waveguides, Waveguide modes, Prisms, Dielectrics, Wave propagation, Molecules

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Proceedings Article | 12 May 2000 Paper

Experimental verification of the method of director field determination in the liquid crystalline layer

Andrzej Walczak

Proceedings Volume 4147, (2000) https://doi.org/10.1117/12.385709

KEYWORDS: Liquid crystals, Refractive index, Waveguides, Wave plates, Liquids, Prisms, Crystals, Radon, Phase shifts, Measurement devices

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Proceedings Article | 17 August 1999 Paper

Direct measurement of refractive index profile in liquid crystal planar waveguides

Aleksander Kiezun, Edward Nowinowski-Kruszelnicki, Leszek Jaroszewicz, Andrzej Walczak

Proceedings Volume 3745, (1999) https://doi.org/10.1117/12.357766

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Proceedings Article | 1 February 1998 Paper

Director field in a liquid crystal: direct measurement method

Edward Nowinowski-Kruszelnicki, Andrzej Walczak, Aleksander Kiezun

Proceedings Volume 3318, (1998) https://doi.org/10.1117/12.300000

KEYWORDS: Liquid crystals, Refractive index, Prisms, Waveguides, Wave propagation, Liquids, Crystals, Measurement devices, Reflectivity, Dielectrics

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Proceedings Article | 1 February 1998 Paper

Light transmission loss in liquid crystal waveguides

Andrzej Walczak, Aleksander Kiezun, Leszek Jaroszewicz, Edward Nowinowski-Kruszelnicki

Proceedings Volume 3318, (1998) https://doi.org/10.1117/12.300014

KEYWORDS: Waveguides, Liquid crystals, Light wave propagation, Light scattering, Refractive index, CCD cameras, Electrodes, Glasses, Objectives, Optical testing

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