Members of AOLab (prof. dr.sc. Z. Sipus, dr.sc. M. Bosiljevac and M. Sprem, mag.el.) participated in this years FiberWeek held at Supetar in the island of Brac in Croatia from 28.4. - 30.4.2015. At this workshop AOLab had two talks where it presented its current research activities in the field of WDM-PON networks (EXCAR project) and optical sensors for power industry.