Abstract: Photoluminescent devices having photoluminescent strip which may be either single extruded or co-extruded, which can be easily, readily and safely installed practically in/with almost any structure/place (buildings, ships, modular structures, prefabs, rigs, platforms, stages, mines, tunnels, subterranean networks and structures, outdoor fields, vehicle, craft, etc) in order to provide a light source during low level lighting or darkness. The said devices can be fixed to substratum with the means such as double-sided adhesive, screw, etc.