Optical Laboratories (T2:B3-555, T2:B3-540) The laboratory provides support and space for work, research and teaching. It consists from two laboratories: Dark Laboratory 555 (T2:B3-555) and Hyperspectral Laboratory in room T2:B3-540. Dark Laboratory 555 (T2:B3-555) Photo by Aleksandra Bajićová. Hyperspectral Laboratory 540 (T2:B3-540)