Session 2B - Optical phenomena N. Tarjanyi, D. Kacik Light-guiding structure prepared in LiNbO3:Fe:Mn crystal utilizing the photorefractive effect J. Ocenasek, M. Netrvalova, P. Sutta Determination of optical parameters of thin films from transmittance spectra I. Kubicova, D. Pudis, L. Suslik, J. Skriniarova Characterization of metal-coated fiber tip for NSOM lithography by tip-to-tip scan P. Tvarozek, D. Liachovicky Nano-tailoring of photonic crystal fibers D. Seyringer, M. Bielik, M. Kytka Introduction of a new software tool to design arrayed waveguide gratings