Evaluation of the orientation distribution of fibers from reflection images of fibrous samples Jouni Takalo, Jussi Timonen, Jouni Sampo, Kalle Marjanen, Samuli Siltanen and Matti Lassas Eur. Phys. J. Appl. Phys., 65 1 (2014) 10703 Published online: 27 January 2014 DOI: 10.1051/epjap/2013130461