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Conferences > IPRA > 2005 > IWG > IWG8

Photonic Crystals with Unusual Index of Refraction as Metamaterials for an Efficient Concave Lens

E. Foca, J. Carstensen, H. Föll, F. Daschner, R. Knöchel, V.V. Sergentu, and I.M. Tiginyanu

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Abstract

We show measurements and numerical simulations of concave lens focusing performance based on a 2D Photonic Crystal with unusual refractive index. For some frequency ranges the lens exhibit good focusing power and interesting optical behaviour.

© 2005 Optical Society of America

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