... PS Polystyrene plastic Optic plastic color fiber psf OptiBright scintillating PS Polystyrene Optic plastic color fiber psf Polystyrene plastic optic fiber ... crafts,it is named Crafts fiber also. PS plastic optical fibers are main used for light transmission, ... , radiation detection, and decoration,such as plastic fiber christmas trees / xmas trees , fiber UFO , fiber lighting , advertisement board , ...