Mr. Roland Bitterli Profile

Roland Bitterli

at Univ de Neuchâtel

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Author

Publications (8)

Proceedings Article | 25 March 2013 Paper

Miniaturized concentrator arrays as compact angle transformers for light collection and distribution

Roland Bitterli, Toralf Scharf, Franz Josef Haug

Proceedings Volume 8620, 86201X (2013) https://doi.org/10.1117/12.2004160

KEYWORDS: Compound parabolic concentrators, Solar concentrators, Dielectrics, Light emitting diodes, Transformers, Ray tracing, Solar cells, Refractive index, Silicon, Collimation

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Proceedings Article | 16 February 2012 Paper

Dynamically deformable reflective membrane for laser beam shaping and smoothing

J. Masson, R. Bitterli, A. Bich, W. Noell, R. Voelkel, K. Weible, N. de Rooij

Proceedings Volume 8252, 82520K (2012) https://doi.org/10.1117/12.909092

KEYWORDS: Micromirrors, Semiconducting wafers, Beam shaping, Optical simulations, Reflectivity, Diffusers, Diffraction, Silicon, Actuators, Wafer-level optics

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Proceedings Article | 14 February 2011 Paper

Shaping light with MOEMS

W. Noell, S. Weber, J. Masson, J. Extermann, L. Bonacina, A. Bich, R. Bitterli, H. P. Herzig, D. Kiselev, T. Scharf, R. Voelkel, K. Weible, J.-P. Wolf, N. de Rooij

Proceedings Volume 7930, 79300P (2011) https://doi.org/10.1117/12.873051

KEYWORDS: Mirrors, Diffusers, Microopto electromechanical systems, Actuators, Micromirrors, Silicon, Ultraviolet radiation, Beam shaping, Pulse shaping, Magnetism

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Proceedings Article | 17 February 2010 Paper

Deformable silicon membrane for dynamic linear laser beam diffuser

J. Masson, A. Bich, H. P. Herzig, R. Bitterli, W. Noell, T. Scharf, R. Voelkel, K. Weible, N. de Rooij

Proceedings Volume 7594, 75940F (2010) https://doi.org/10.1117/12.842015

KEYWORDS: Diffusers, Mirrors, Silicon, Aluminum, Semiconductor lasers, Magnetism, Actuators, Coating, Deep reactive ion etching, Crystals

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Proceedings Article | 24 August 2009 Paper

Dynamic array spot shaping for laser micro machining

A. Bich, K. Weible, R. Voelkel, M. Zimmermann, I. Harder, N. Lindlein, J. Masson, R. Bitterli, W. Noell, T. Scharf

Proceedings Volume 7430, 74300I (2009) https://doi.org/10.1117/12.828435

KEYWORDS: Microlens array, Beam homogenizers, Optical components, Telescopes, Homogenization, Beam shaping, Diffractive optical elements, Excimer lasers, Diffusers, Microlens

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Proceedings Article | 17 September 2008 Paper

Refractive statistical concave 1D diffusers for laser beam shaping

Roland Bitterli, Myunsik Kim, Toralf Scharf, Hans-Peter Herzig, Andreas Bich, Christine Dumouchel, Sylvain Roth, Reinhard Völkel, K. Weible

Proceedings Volume 7062, 70620P (2008) https://doi.org/10.1117/12.793605

KEYWORDS: Diffusers, Photomasks, Etching, Diffusion, Silica, Data modeling, Microlens, Isotropic etching, Spherical lenses, Optical components

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Proceedings Article | 12 September 2008 Paper

Randomly varying micro-optical elements for the generation of uniform intensity profiles in coherent laser sources

K. Weible, A. Bich, S. Roth, C. Dumouchel, P. Pernet, M. Eisner, R. Völkel, R. Bitterli, T. Scharf, W. Noell

Proceedings Volume 7062, 70620R (2008) https://doi.org/10.1117/12.795926

KEYWORDS: Diffusers, Microlens array, Microlens, Beam homogenizers, Homogenization, Eye, Laser sources, Spherical lenses, Light sources, Collimation

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Proceedings Article | 14 February 2008 Paper

Multifunctional micro-optical elements for laser beam homogenizing and beam shaping

A. Bich, J. Rieck, C. Dumouchel, S. Roth, K. Weible, M. Eisner, R. Voelkel, M. Zimmermann, M. Rank, M. Schmidt, R. Bitterli, N. Ramanan, P. Ruffieux, T. Scharf, W. Noell, H.-P. Herzig, Nico De Rooij

Proceedings Volume 6879, 68790Q (2008) https://doi.org/10.1117/12.762923

KEYWORDS: Diffusers, Microlens array, Microlens, Beam homogenizers, Laser applications, Homogenization, Telescopes, Beam shaping, Diffraction, Mirrors

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Showing 5 of 8 publications

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